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Pontederia crassipes

Mart. (1824)

This name is accepted

Kingdom: Viridiplantae Phylum: Magnoliophyta Class/Clade: Monocots Order: Commelinales Family: Pontederiaceae Genus: Pontederia

water hyacinth

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Description

Key Characters:

Growth Form: Free floating perennial herbs, stoloniferous.

Stems: Vegetative stems condensed, except when branching.

Roots: Fibrous root system.

Leaves: Leaves simple. In a basal rosette. Blades ovate to orbicular, usually 3.5–16 cm long, 4–14 cm wide. Blades leathery. Margins entire. Veins acrodromous. Petioles usually 7–30 cm long, inflated near base, sheathing and tubular. Stipules 2.5–14 cm.

Flowers: Flowers numerous on scapes 1–4 dm long, with a conspicuous sheath near middle; terminal. Flowers bisexual (perfect). Perianth in two series violet, the tube curved, 1.5–2 cm long, the lobes obovate to elliptic, 3.54 cm long, upper lobe enlarged and with a patch of blue with a yellow center. Stamens 6 (3 long & 3 short). Ovary superior, 3-celled; ovules numerous.

Fruit: Capsules. Seeds longitudinally ribbed.

Ploidy: 2n = 30; 32; 58

Habitat: Aquatic.

Elevation Range:

Historical Distribution

Images

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Uses and Culture

USES

Natural History

Statewide Status

Naturalized

Island Status

Kaua'i Naturalized
O'ahu Naturalized
Lana'i Naturalized
Maui Naturalized
Hawai'i Naturalized

Dispersal Agents

Water/Ocean
Birds

Vegetative Reproduction

Pollinators

Specimens

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Bibliography

Name Published In: Nov. Gen. Sp. Pl. 1: 9 (1824)

Other References

Wagner et al. 1990:1604 (K, O, M, H [as Eichhornia crassipes]); Staples & Herbst 2005:751 (DESCR); Oppenheimer & Bogner 2019:23 (L); Pellegrini et al. 2018:63 (Syn. E. crassipes = P. crassipes)

Occurrences

SNo. Scientific Name Scientific Name Authorship Locality Habitat Basis of Record Recorded By Record Number Island Source Date
1 Pontederia crassipes Mart. Laie; Fish farms behind Laie Rooted in mud in water-filled slough. PRESERVED_SPECIMEN Herbst, D.R. 5281 Oahu BISH 4/21/1975
2 Pontederia crassipes Mart. Punahou School, Honolulu, HI, US UNKNOWN Hawaii HAPI 12/31/1996
3 Pontederia crassipes Mart. O????ahu, East Honolulu, HI, US UNKNOWN Hawaii HAPI 12/31/1996
4 Pontederia crassipes Mart. Honolulu UNKNOWN Oahu HAPI 12/31/2015
5 Pontederia crassipes Mart. Rainshed Heliport, Volcano, HI 96785, USA UNKNOWN Maui HAPI 12/31/1996
6 Pontederia crassipes Mart. laie; laie cemetery Floating on water. PRESERVED_SPECIMEN collector number: ct-41 Oahu BISH 4/2/1975
7 Pontederia crassipes Mart. kaaawa; mouth of kaaawa stream Abundantly established. PRESERVED_SPECIMEN st.john, h. collector number: 13313 Oahu BISH 7/19/1933
8 Pontederia crassipes Mart. Keolu Hills, Kailua, Oahu, Hawaii Cultivated in open pond, floating on water surface. PRESERVED_SPECIMEN Crago, L.M. Collector Number: 2005-145 Oahu BISH 3/26/2005
9 Pontederia crassipes Mart. keolu hills, kailua, oahu, hawaii Cultivated in open pond, floating on water surface. PRESERVED_SPECIMEN crago, l.m. collector number: 2005-145 Oahu BISH 3/26/2005
10 Pontederia crassipes Mart. Near sewage plant and station #3 for harvesting In two ponds. PRESERVED_SPECIMEN Smith, L.B. 148 Oahu BISH 7/30/1976
11 Pontederia crassipes Mart. honolulu: manoa valley; university of hawaii manoa campus; courtyard of st. john hall Floating on water in full sun. PRESERVED_SPECIMEN lau, j. collector number: 1225 Oahu BISH 7/18/1985
12 Pontederia crassipes Mart. laie; w of wailua Collected off basalt rocks scoured by sand PRESERVED_SPECIMEN tanabe, l. collector number: 23 Kauai BISH 12/7/1960
13 Pontederia crassipes Mart. punaluu; kau districti Growing mauka of bridge on mucky wet banks. PRESERVED_SPECIMEN degener, o. collector number: 9768 Kauai BISH 4/13/1930
14 Pontederia crassipes Mart. Koele, west of Nininiwai Hill. Naturalized and spreading throughout a large reservoir and covering at least 75% of the surface area. PRESERVED_SPECIMEN Oppenheimer, H.L. H91802 Lanai BISH 9/27/2018
15 Pontederia crassipes Mart. Laie Rare. PRESERVED_SPECIMEN Kamae, K.K. 45 Oahu BISH 5/3/1967
16 Pontederia crassipes Mart. Laie; W of Wailua Growing wild in still water of a pond-like river covered with growth of other green plants. PRESERVED_SPECIMEN Tanabe, L. 23 Oahu BISH 12/7/1960
17 Pontederia crassipes Mart. kaena pt. by bridge, oahu PRESERVED_SPECIMEN kinglsey luke 13 CM 12/7/1960
18 Pontederia crassipes Mart. PRESERVED_SPECIMEN otto degener 6768 DUKE 4/13/1930
19 Pontederia crassipes Mart. Laie rooted in mud in water-filled slough by fish farms behaind Laie PRESERVED_SPECIMEN Herbst D; Ishikawa S; Spence G Herbst, D; Ishikawa, S; Spence, G 5281 L 4/21/1975
20 Pontederia crassipes Mart. punaluu, kau, PRESERVED_SPECIMEN o. degener 9768 NY 4/13/1930
21 Pontederia crassipes Mart. punaluu, kau, hawaii PRESERVED_SPECIMEN o. degener 9768 NY 4/13/1930
22 Pontederia crassipes Mart. Koele, W of Nininiwai Hill. PRESERVED_SPECIMEN Hank Oppenheimer H91802 Lanai PTBG 9/27/2018
23 Pontederia crassipes Mart. Koloa. In stream crossing Koloa Road near Sueoka Store. PRESERVED_SPECIMEN Tim Flynn 1242 Kauai PTBG 10/3/1985
24 Pontederia crassipes Mart. U. H. Campus, St. John Hall, in the courtyard. Cultivated. PRESERVED_SPECIMEN Joel Lau 1225 Oahu PTBG 7/18/1985
25 Pontederia crassipes Mart. W. Maui, Ukumehame, near sea level. PRESERVED_SPECIMEN Hank Oppenheimer H50101 Maui PTBG 5/5/2001
26 Pontederia crassipes Mart. Punaluu, Kau PRESERVED_SPECIMEN Degener, O. 9768 Hawaii US 4/13/1930
27 Pontederia crassipes Mart. Makawao Dist., disturbed roadside on Halaeakala highway side of Kahana Pond, margins of canal adjacent to SW corner of pond PRESERVED_SPECIMEN Wagner, W. L.; Imada, C. T.; Takeuchi, W. N. 5802 Maui US 3/3/1988
28 Pontederia crassipes Mart. university of hawaii, in two ponds near sewage plant & station #3 (herbarium of the university of hawaii) PRESERVED_SPECIMEN l. b. smith 148 Hawaii US 7/30/1976
29 Pontederia crassipes Mart. U. H. Campus, St. John Hall, in the courtyard. PRESERVED_SPECIMEN Lau, J. 1225 Oahu US 7/18/1985
30 Pontederia crassipes Mart. u. h. campus, st. john hall, in the courtyard. PRESERVED_SPECIMEN j. lau 1225 Oahu US 7/18/1985
31 Pontederia crassipes Mart. University of Hawaii, in two ponds near sewage plant & station #3 (Herbarium of the University of Hawaii) PRESERVED_SPECIMEN Smith, L. B. 148 Hawaii US 7/30/1976
32 Pontederia crassipes Mart. makawao dist., disturbed roadside on halaeakala highway side of kahana pond, margins of canal adjacent to sw corner of pond PRESERVED_SPECIMEN w. l. wagner, c. imada & w. n. takeuchi 5802 Maui US 3/3/1988
33 Pontederia crassipes Mart. punaluu, kau PRESERVED_SPECIMEN o. degener 9768 Hawaii US 4/13/1930
34 Pontederia crassipes Mart. PRESERVED_SPECIMEN otto degener 9768 WIS 4/13/1930
35 Pontederia crassipes Mart. laie; byu-hawaii campus Floating on pools. PRESERVED_SPECIMEN mackelprang, j. collector number: 186 Oahu BISH 4/1/1977
36 Pontederia crassipes Mart. east maui, makawao district, on haleakala highway side of kanaha pond Disturbed roadside along highway; dominated by grasses, Pluchea indica and P. symphytifolia. Floating at margins of canal adjacent to SW corner of pond. PRESERVED_SPECIMEN wagner, w.l. imada, c.; takeuchi, w. collector number: 5802 Maui BISH 3/3/1988
37 Pontederia crassipes Mart. Laie; BYU-Hawaii campus Floating on pools. PRESERVED_SPECIMEN Mackelprang, J. 186 Oahu BISH 4/1/1977
38 Pontederia crassipes Mart. Punaluu; Kau Districti Naturalized and common in pond between houses and ocean. PRESERVED_SPECIMEN Degener, O. 9768 Hawaii BISH 4/13/1930
39 Pontederia crassipes Mart. Honolulu; Univ. of Hawaii-Manoa campus, St. John Hall, in the courtyard Floating on water in full sun. PRESERVED_SPECIMEN Lau, J. 1225 Oahu BISH 7/18/1985
40 Pontederia crassipes Mart. Honolulu: Manoa Valley; University of Hawaii Manoa Campus; courtyard of St. John Hall Floating on water in full sun. PRESERVED_SPECIMEN Lau, J. 1225 Oahu BISH 7/18/1985
41 Pontederia crassipes Mart. Laie; Laie Cemetery Floating on water. PRESERVED_SPECIMEN CT-41 Oahu BISH 4/2/1975
42 Pontederia crassipes Mart. laie Rare. PRESERVED_SPECIMEN kamae, k.k. collector number: 45 Oahu BISH 5/3/1967
43 Pontederia crassipes Mart. honolulu; univ. of hawaii-manoa campus, st. john hall, in the courtyard Floating on water in full sun. PRESERVED_SPECIMEN lau, j. collector number: 1225 Oahu BISH 7/18/1985
44 Pontederia crassipes Mart. Kaaawa; Mouth of Kaaawa Stream Abundantly established. PRESERVED_SPECIMEN St. John, H. 13313 Oahu BISH 7/19/1933
45 Pontederia crassipes Mart. laie; fish farms behind laie Rooted in mud in water-filled slough. PRESERVED_SPECIMEN herbst, d.r. ishikawa, s.; spence, g. collector number: 5281 Oahu BISH 4/21/1975
46 Pontederia crassipes Mart. East Maui, Makawao District, On Haleakala Highway side of Kanaha Pond Disturbed roadside along highway; dominated by grasses, Pluchea indica and P. symphytifolia. Floating at margins of canal adjacent to SW corner of pond. PRESERVED_SPECIMEN Wagner, W.L. 5802 Maui BISH 3/3/1988
47 Pontederia crassipes Mart. Keolu Hills, Kailua, Oahu, Hawaii Cultivated in open pond, floating on water surface. PRESERVED_SPECIMEN Crago, L.M. 2005-145 Oahu BISH 3/26/2005
48 Pontederia crassipes Mart. Beach NW of Kahului Growing in muddy pond. PRESERVED_SPECIMEN Fosberg, F.R. 9823a Maui BISH 8/17/1933
49 Pontederia crassipes Mart. near sewage plant and station #3 for harvesting PRESERVED_SPECIMEN smith, l.b. collector number: 148 Maui BISH 7/30/1976
50 Pontederia crassipes Mart. beach nw of kahului Growing in muddy pond. PRESERVED_SPECIMEN fosberg, f.r. collector number: 9823a Maui BISH 8/17/1933
51 Pontederia crassipes Mart. waipio, hamakua district; waipio stream Along banks of stream and in water. PRESERVED_SPECIMEN st.john, h. collector number: 24011 Hawaii BISH 1/1/1950
52 Pontederia crassipes Mart. Waipio, Hamakua District; Waipio Stream Along banks of stream and in water. PRESERVED_SPECIMEN St. John, H. 24011 Hawaii BISH 1/1/1950
53 Pontederia crassipes Mart. Along Schofield-Waikane trail UNKNOWN Oahu HAPI 12/31/1996
54 Pontederia crassipes Mart. Laie; Fish farms behind Laie Rooted in mud in water-filled slough. PRESERVED_SPECIMEN Herbst, D.R. 5281 Oahu BISH 4/21/1975
55 Pontederia crassipes Mart. Punahou School, Honolulu, HI, US UNKNOWN Hawaii HAPI 12/31/1996
56 Pontederia crassipes Mart. O????ahu, East Honolulu, HI, US UNKNOWN Hawaii HAPI 12/31/1996
57 Pontederia crassipes Mart. Honolulu UNKNOWN Oahu HAPI 12/31/2015
58 Pontederia crassipes Mart. Rainshed Heliport, Volcano, HI 96785, USA UNKNOWN Maui HAPI 12/31/1996
59 Pontederia crassipes Mart. laie; laie cemetery Floating on water. PRESERVED_SPECIMEN collector number: ct-41 Oahu BISH 4/2/1975
60 Pontederia crassipes Mart. kaaawa; mouth of kaaawa stream Abundantly established. PRESERVED_SPECIMEN st.john, h. collector number: 13313 Oahu BISH 7/19/1933
61 Pontederia crassipes Mart. Keolu Hills, Kailua, Oahu, Hawaii Cultivated in open pond, floating on water surface. PRESERVED_SPECIMEN Crago, L.M. Collector Number: 2005-145 Oahu BISH 3/26/2005
62 Pontederia crassipes Mart. keolu hills, kailua, oahu, hawaii Cultivated in open pond, floating on water surface. PRESERVED_SPECIMEN crago, l.m. collector number: 2005-145 Oahu BISH 3/26/2005
63 Pontederia crassipes Mart. Near sewage plant and station #3 for harvesting In two ponds. PRESERVED_SPECIMEN Smith, L.B. 148 Oahu BISH 7/30/1976
64 Pontederia crassipes Mart. honolulu: manoa valley; university of hawaii manoa campus; courtyard of st. john hall Floating on water in full sun. PRESERVED_SPECIMEN lau, j. collector number: 1225 Oahu BISH 7/18/1985
65 Pontederia crassipes Mart. laie; w of wailua Collected off basalt rocks scoured by sand PRESERVED_SPECIMEN tanabe, l. collector number: 23 Kauai BISH 12/7/1960
66 Pontederia crassipes Mart. punaluu; kau districti Growing mauka of bridge on mucky wet banks. PRESERVED_SPECIMEN degener, o. collector number: 9768 Kauai BISH 4/13/1930
67 Pontederia crassipes Mart. Koele, west of Nininiwai Hill. Naturalized and spreading throughout a large reservoir and covering at least 75% of the surface area. PRESERVED_SPECIMEN Oppenheimer, H.L. H91802 Lanai BISH 9/27/2018
68 Pontederia crassipes Mart. Laie Rare. PRESERVED_SPECIMEN Kamae, K.K. 45 Oahu BISH 5/3/1967
69 Pontederia crassipes Mart. Laie; W of Wailua Growing wild in still water of a pond-like river covered with growth of other green plants. PRESERVED_SPECIMEN Tanabe, L. 23 Oahu BISH 12/7/1960
70 Pontederia crassipes Mart. kaena pt. by bridge, oahu PRESERVED_SPECIMEN kinglsey luke 13 CM 12/7/1960
71 Pontederia crassipes Mart. PRESERVED_SPECIMEN otto degener 6768 DUKE 4/13/1930
72 Pontederia crassipes Mart. Laie rooted in mud in water-filled slough by fish farms behaind Laie PRESERVED_SPECIMEN Herbst D; Ishikawa S; Spence G Herbst, D; Ishikawa, S; Spence, G 5281 L 4/21/1975
73 Pontederia crassipes Mart. punaluu, kau, PRESERVED_SPECIMEN o. degener 9768 NY 4/13/1930
74 Pontederia crassipes Mart. punaluu, kau, hawaii PRESERVED_SPECIMEN o. degener 9768 NY 4/13/1930
75 Pontederia crassipes Mart. Koele, W of Nininiwai Hill. PRESERVED_SPECIMEN Hank Oppenheimer H91802 Lanai PTBG 9/27/2018
76 Pontederia crassipes Mart. Koloa. In stream crossing Koloa Road near Sueoka Store. PRESERVED_SPECIMEN Tim Flynn 1242 Kauai PTBG 10/3/1985
77 Pontederia crassipes Mart. U. H. Campus, St. John Hall, in the courtyard. Cultivated. PRESERVED_SPECIMEN Joel Lau 1225 Oahu PTBG 7/18/1985
78 Pontederia crassipes Mart. W. Maui, Ukumehame, near sea level. PRESERVED_SPECIMEN Hank Oppenheimer H50101 Maui PTBG 5/5/2001
79 Pontederia crassipes Mart. Punaluu, Kau PRESERVED_SPECIMEN Degener, O. 9768 Hawaii US 4/13/1930
80 Pontederia crassipes Mart. Makawao Dist., disturbed roadside on Halaeakala highway side of Kahana Pond, margins of canal adjacent to SW corner of pond PRESERVED_SPECIMEN Wagner, W. L.; Imada, C. T.; Takeuchi, W. N. 5802 Maui US 3/3/1988
81 Pontederia crassipes Mart. university of hawaii, in two ponds near sewage plant & station #3 (herbarium of the university of hawaii) PRESERVED_SPECIMEN l. b. smith 148 Hawaii US 7/30/1976
82 Pontederia crassipes Mart. U. H. Campus, St. John Hall, in the courtyard. PRESERVED_SPECIMEN Lau, J. 1225 Oahu US 7/18/1985
83 Pontederia crassipes Mart. u. h. campus, st. john hall, in the courtyard. PRESERVED_SPECIMEN j. lau 1225 Oahu US 7/18/1985
84 Pontederia crassipes Mart. University of Hawaii, in two ponds near sewage plant & station #3 (Herbarium of the University of Hawaii) PRESERVED_SPECIMEN Smith, L. B. 148 Hawaii US 7/30/1976
85 Pontederia crassipes Mart. makawao dist., disturbed roadside on halaeakala highway side of kahana pond, margins of canal adjacent to sw corner of pond PRESERVED_SPECIMEN w. l. wagner, c. imada & w. n. takeuchi 5802 Maui US 3/3/1988
86 Pontederia crassipes Mart. punaluu, kau PRESERVED_SPECIMEN o. degener 9768 Hawaii US 4/13/1930
87 Pontederia crassipes Mart. PRESERVED_SPECIMEN otto degener 9768 WIS 4/13/1930
88 Pontederia crassipes Mart. laie; byu-hawaii campus Floating on pools. PRESERVED_SPECIMEN mackelprang, j. collector number: 186 Oahu BISH 4/1/1977
89 Pontederia crassipes Mart. east maui, makawao district, on haleakala highway side of kanaha pond Disturbed roadside along highway; dominated by grasses, Pluchea indica and P. symphytifolia. Floating at margins of canal adjacent to SW corner of pond. PRESERVED_SPECIMEN wagner, w.l. imada, c.; takeuchi, w. collector number: 5802 Maui BISH 3/3/1988
90 Pontederia crassipes Mart. Laie; BYU-Hawaii campus Floating on pools. PRESERVED_SPECIMEN Mackelprang, J. 186 Oahu BISH 4/1/1977
91 Pontederia crassipes Mart. Punaluu; Kau Districti Naturalized and common in pond between houses and ocean. PRESERVED_SPECIMEN Degener, O. 9768 Hawaii BISH 4/13/1930
92 Pontederia crassipes Mart. Honolulu; Univ. of Hawaii-Manoa campus, St. John Hall, in the courtyard Floating on water in full sun. PRESERVED_SPECIMEN Lau, J. 1225 Oahu BISH 7/18/1985
93 Pontederia crassipes Mart. Honolulu: Manoa Valley; University of Hawaii Manoa Campus; courtyard of St. John Hall Floating on water in full sun. PRESERVED_SPECIMEN Lau, J. 1225 Oahu BISH 7/18/1985
94 Pontederia crassipes Mart. Laie; Laie Cemetery Floating on water. PRESERVED_SPECIMEN CT-41 Oahu BISH 4/2/1975
95 Pontederia crassipes Mart. laie Rare. PRESERVED_SPECIMEN kamae, k.k. collector number: 45 Oahu BISH 5/3/1967
96 Pontederia crassipes Mart. honolulu; univ. of hawaii-manoa campus, st. john hall, in the courtyard Floating on water in full sun. PRESERVED_SPECIMEN lau, j. collector number: 1225 Oahu BISH 7/18/1985
97 Pontederia crassipes Mart. Kaaawa; Mouth of Kaaawa Stream Abundantly established. PRESERVED_SPECIMEN St. John, H. 13313 Oahu BISH 7/19/1933
98 Pontederia crassipes Mart. laie; fish farms behind laie Rooted in mud in water-filled slough. PRESERVED_SPECIMEN herbst, d.r. ishikawa, s.; spence, g. collector number: 5281 Oahu BISH 4/21/1975
99 Pontederia crassipes Mart. East Maui, Makawao District, On Haleakala Highway side of Kanaha Pond Disturbed roadside along highway; dominated by grasses, Pluchea indica and P. symphytifolia. Floating at margins of canal adjacent to SW corner of pond. PRESERVED_SPECIMEN Wagner, W.L. 5802 Maui BISH 3/3/1988
100 Pontederia crassipes Mart. Keolu Hills, Kailua, Oahu, Hawaii Cultivated in open pond, floating on water surface. PRESERVED_SPECIMEN Crago, L.M. 2005-145 Oahu BISH 3/26/2005
101 Pontederia crassipes Mart. Beach NW of Kahului Growing in muddy pond. PRESERVED_SPECIMEN Fosberg, F.R. 9823a Maui BISH 8/17/1933
102 Pontederia crassipes Mart. near sewage plant and station #3 for harvesting PRESERVED_SPECIMEN smith, l.b. collector number: 148 Maui BISH 7/30/1976
103 Pontederia crassipes Mart. beach nw of kahului Growing in muddy pond. PRESERVED_SPECIMEN fosberg, f.r. collector number: 9823a Maui BISH 8/17/1933
104 Pontederia crassipes Mart. waipio, hamakua district; waipio stream Along banks of stream and in water. PRESERVED_SPECIMEN st.john, h. collector number: 24011 Hawaii BISH 1/1/1950
105 Pontederia crassipes Mart. Waipio, Hamakua District; Waipio Stream Along banks of stream and in water. PRESERVED_SPECIMEN St. John, H. 24011 Hawaii BISH 1/1/1950
106 Pontederia crassipes Mart. Along Schofield-Waikane trail UNKNOWN Oahu HAPI 12/31/1996
107 Pontederia crassipes Mart. Laie; Fish farms behind Laie Rooted in mud in water-filled slough. PRESERVED_SPECIMEN Herbst, D.R. 5281 Oahu BISH 4/21/1975
108 Pontederia crassipes Mart. Punahou School, Honolulu, HI, US UNKNOWN Hawaii HAPI 12/31/1996
109 Pontederia crassipes Mart. O????ahu, East Honolulu, HI, US UNKNOWN Hawaii HAPI 12/31/1996
110 Pontederia crassipes Mart. Honolulu UNKNOWN Oahu HAPI 12/31/2015
111 Pontederia crassipes Mart. Rainshed Heliport, Volcano, HI 96785, USA UNKNOWN Maui HAPI 12/31/1996
112 Pontederia crassipes Mart. laie; laie cemetery Floating on water. PRESERVED_SPECIMEN collector number: ct-41 Oahu BISH 4/2/1975
113 Pontederia crassipes Mart. kaaawa; mouth of kaaawa stream Abundantly established. PRESERVED_SPECIMEN st.john, h. collector number: 13313 Oahu BISH 7/19/1933
114 Pontederia crassipes Mart. Keolu Hills, Kailua, Oahu, Hawaii Cultivated in open pond, floating on water surface. PRESERVED_SPECIMEN Crago, L.M. Collector Number: 2005-145 Oahu BISH 3/26/2005
115 Pontederia crassipes Mart. keolu hills, kailua, oahu, hawaii Cultivated in open pond, floating on water surface. PRESERVED_SPECIMEN crago, l.m. collector number: 2005-145 Oahu BISH 3/26/2005
116 Pontederia crassipes Mart. Near sewage plant and station #3 for harvesting In two ponds. PRESERVED_SPECIMEN Smith, L.B. 148 Oahu BISH 7/30/1976
117 Pontederia crassipes Mart. honolulu: manoa valley; university of hawaii manoa campus; courtyard of st. john hall Floating on water in full sun. PRESERVED_SPECIMEN lau, j. collector number: 1225 Oahu BISH 7/18/1985
118 Pontederia crassipes Mart. laie; w of wailua Collected off basalt rocks scoured by sand PRESERVED_SPECIMEN tanabe, l. collector number: 23 Kauai BISH 12/7/1960
119 Pontederia crassipes Mart. punaluu; kau districti Growing mauka of bridge on mucky wet banks. PRESERVED_SPECIMEN degener, o. collector number: 9768 Kauai BISH 4/13/1930
120 Pontederia crassipes Mart. Koele, west of Nininiwai Hill. Naturalized and spreading throughout a large reservoir and covering at least 75% of the surface area. PRESERVED_SPECIMEN Oppenheimer, H.L. H91802 Lanai BISH 9/27/2018
121 Pontederia crassipes Mart. Laie Rare. PRESERVED_SPECIMEN Kamae, K.K. 45 Oahu BISH 5/3/1967
122 Pontederia crassipes Mart. Laie; W of Wailua Growing wild in still water of a pond-like river covered with growth of other green plants. PRESERVED_SPECIMEN Tanabe, L. 23 Oahu BISH 12/7/1960
123 Pontederia crassipes Mart. kaena pt. by bridge, oahu PRESERVED_SPECIMEN kinglsey luke 13 CM 12/7/1960
124 Pontederia crassipes Mart. PRESERVED_SPECIMEN otto degener 6768 DUKE 4/13/1930
125 Pontederia crassipes Mart. Laie rooted in mud in water-filled slough by fish farms behaind Laie PRESERVED_SPECIMEN Herbst D; Ishikawa S; Spence G Herbst, D; Ishikawa, S; Spence, G 5281 L 4/21/1975
126 Pontederia crassipes Mart. punaluu, kau, PRESERVED_SPECIMEN o. degener 9768 NY 4/13/1930
127 Pontederia crassipes Mart. punaluu, kau, hawaii PRESERVED_SPECIMEN o. degener 9768 NY 4/13/1930
128 Pontederia crassipes Mart. Koele, W of Nininiwai Hill. PRESERVED_SPECIMEN Hank Oppenheimer H91802 Lanai PTBG 9/27/2018
129 Pontederia crassipes Mart. Koloa. In stream crossing Koloa Road near Sueoka Store. PRESERVED_SPECIMEN Tim Flynn 1242 Kauai PTBG 10/3/1985
130 Pontederia crassipes Mart. U. H. Campus, St. John Hall, in the courtyard. Cultivated. PRESERVED_SPECIMEN Joel Lau 1225 Oahu PTBG 7/18/1985
131 Pontederia crassipes Mart. W. Maui, Ukumehame, near sea level. PRESERVED_SPECIMEN Hank Oppenheimer H50101 Maui PTBG 5/5/2001
132 Pontederia crassipes Mart. Punaluu, Kau PRESERVED_SPECIMEN Degener, O. 9768 Hawaii US 4/13/1930
133 Pontederia crassipes Mart. Makawao Dist., disturbed roadside on Halaeakala highway side of Kahana Pond, margins of canal adjacent to SW corner of pond PRESERVED_SPECIMEN Wagner, W. L.; Imada, C. T.; Takeuchi, W. N. 5802 Maui US 3/3/1988
134 Pontederia crassipes Mart. university of hawaii, in two ponds near sewage plant & station #3 (herbarium of the university of hawaii) PRESERVED_SPECIMEN l. b. smith 148 Hawaii US 7/30/1976
135 Pontederia crassipes Mart. U. H. Campus, St. John Hall, in the courtyard. PRESERVED_SPECIMEN Lau, J. 1225 Oahu US 7/18/1985
136 Pontederia crassipes Mart. u. h. campus, st. john hall, in the courtyard. PRESERVED_SPECIMEN j. lau 1225 Oahu US 7/18/1985
137 Pontederia crassipes Mart. University of Hawaii, in two ponds near sewage plant & station #3 (Herbarium of the University of Hawaii) PRESERVED_SPECIMEN Smith, L. B. 148 Hawaii US 7/30/1976
138 Pontederia crassipes Mart. makawao dist., disturbed roadside on halaeakala highway side of kahana pond, margins of canal adjacent to sw corner of pond PRESERVED_SPECIMEN w. l. wagner, c. imada & w. n. takeuchi 5802 Maui US 3/3/1988
139 Pontederia crassipes Mart. punaluu, kau PRESERVED_SPECIMEN o. degener 9768 Hawaii US 4/13/1930
140 Pontederia crassipes Mart. PRESERVED_SPECIMEN otto degener 9768 WIS 4/13/1930
141 Pontederia crassipes Mart. laie; byu-hawaii campus Floating on pools. PRESERVED_SPECIMEN mackelprang, j. collector number: 186 Oahu BISH 4/1/1977
142 Pontederia crassipes Mart. east maui, makawao district, on haleakala highway side of kanaha pond Disturbed roadside along highway; dominated by grasses, Pluchea indica and P. symphytifolia. Floating at margins of canal adjacent to SW corner of pond. PRESERVED_SPECIMEN wagner, w.l. imada, c.; takeuchi, w. collector number: 5802 Maui BISH 3/3/1988
143 Pontederia crassipes Mart. Laie; BYU-Hawaii campus Floating on pools. PRESERVED_SPECIMEN Mackelprang, J. 186 Oahu BISH 4/1/1977
144 Pontederia crassipes Mart. Punaluu; Kau Districti Naturalized and common in pond between houses and ocean. PRESERVED_SPECIMEN Degener, O. 9768 Hawaii BISH 4/13/1930
145 Pontederia crassipes Mart. Honolulu; Univ. of Hawaii-Manoa campus, St. John Hall, in the courtyard Floating on water in full sun. PRESERVED_SPECIMEN Lau, J. 1225 Oahu BISH 7/18/1985
146 Pontederia crassipes Mart. Honolulu: Manoa Valley; University of Hawaii Manoa Campus; courtyard of St. John Hall Floating on water in full sun. PRESERVED_SPECIMEN Lau, J. 1225 Oahu BISH 7/18/1985
147 Pontederia crassipes Mart. Laie; Laie Cemetery Floating on water. PRESERVED_SPECIMEN CT-41 Oahu BISH 4/2/1975
148 Pontederia crassipes Mart. laie Rare. PRESERVED_SPECIMEN kamae, k.k. collector number: 45 Oahu BISH 5/3/1967
149 Pontederia crassipes Mart. honolulu; univ. of hawaii-manoa campus, st. john hall, in the courtyard Floating on water in full sun. PRESERVED_SPECIMEN lau, j. collector number: 1225 Oahu BISH 7/18/1985
150 Pontederia crassipes Mart. Kaaawa; Mouth of Kaaawa Stream Abundantly established. PRESERVED_SPECIMEN St. John, H. 13313 Oahu BISH 7/19/1933
151 Pontederia crassipes Mart. laie; fish farms behind laie Rooted in mud in water-filled slough. PRESERVED_SPECIMEN herbst, d.r. ishikawa, s.; spence, g. collector number: 5281 Oahu BISH 4/21/1975
152 Pontederia crassipes Mart. East Maui, Makawao District, On Haleakala Highway side of Kanaha Pond Disturbed roadside along highway; dominated by grasses, Pluchea indica and P. symphytifolia. Floating at margins of canal adjacent to SW corner of pond. PRESERVED_SPECIMEN Wagner, W.L. 5802 Maui BISH 3/3/1988
153 Pontederia crassipes Mart. Keolu Hills, Kailua, Oahu, Hawaii Cultivated in open pond, floating on water surface. PRESERVED_SPECIMEN Crago, L.M. 2005-145 Oahu BISH 3/26/2005
154 Pontederia crassipes Mart. Beach NW of Kahului Growing in muddy pond. PRESERVED_SPECIMEN Fosberg, F.R. 9823a Maui BISH 8/17/1933
155 Pontederia crassipes Mart. near sewage plant and station #3 for harvesting PRESERVED_SPECIMEN smith, l.b. collector number: 148 Maui BISH 7/30/1976
156 Pontederia crassipes Mart. beach nw of kahului Growing in muddy pond. PRESERVED_SPECIMEN fosberg, f.r. collector number: 9823a Maui BISH 8/17/1933
157 Pontederia crassipes Mart. waipio, hamakua district; waipio stream Along banks of stream and in water. PRESERVED_SPECIMEN st.john, h. collector number: 24011 Hawaii BISH 1/1/1950
158 Pontederia crassipes Mart. Waipio, Hamakua District; Waipio Stream Along banks of stream and in water. PRESERVED_SPECIMEN St. John, H. 24011 Hawaii BISH 1/1/1950
159 Pontederia crassipes Mart. Along Schofield-Waikane trail UNKNOWN Oahu HAPI 12/31/1996
160 Pontederia crassipes Mart. Laie; Fish farms behind Laie Rooted in mud in water-filled slough. PRESERVED_SPECIMEN Herbst, D.R. 5281 Oahu BISH 4/21/1975
161 Pontederia crassipes Mart. Punahou School, Honolulu, HI, US UNKNOWN Hawaii HAPI 12/31/1996
162 Pontederia crassipes Mart. O????ahu, East Honolulu, HI, US UNKNOWN Hawaii HAPI 12/31/1996
163 Pontederia crassipes Mart. Honolulu UNKNOWN Oahu HAPI 12/31/2015
164 Pontederia crassipes Mart. Rainshed Heliport, Volcano, HI 96785, USA UNKNOWN Maui HAPI 12/31/1996
165 Pontederia crassipes Mart. laie; laie cemetery Floating on water. PRESERVED_SPECIMEN collector number: ct-41 Oahu BISH 4/2/1975
166 Pontederia crassipes Mart. kaaawa; mouth of kaaawa stream Abundantly established. PRESERVED_SPECIMEN st.john, h. collector number: 13313 Oahu BISH 7/19/1933
167 Pontederia crassipes Mart. Keolu Hills, Kailua, Oahu, Hawaii Cultivated in open pond, floating on water surface. PRESERVED_SPECIMEN Crago, L.M. Collector Number: 2005-145 Oahu BISH 3/26/2005
168 Pontederia crassipes Mart. keolu hills, kailua, oahu, hawaii Cultivated in open pond, floating on water surface. PRESERVED_SPECIMEN crago, l.m. collector number: 2005-145 Oahu BISH 3/26/2005
169 Pontederia crassipes Mart. Near sewage plant and station #3 for harvesting In two ponds. PRESERVED_SPECIMEN Smith, L.B. 148 Oahu BISH 7/30/1976
170 Pontederia crassipes Mart. honolulu: manoa valley; university of hawaii manoa campus; courtyard of st. john hall Floating on water in full sun. PRESERVED_SPECIMEN lau, j. collector number: 1225 Oahu BISH 7/18/1985
171 Pontederia crassipes Mart. laie; w of wailua Collected off basalt rocks scoured by sand PRESERVED_SPECIMEN tanabe, l. collector number: 23 Kauai BISH 12/7/1960
172 Pontederia crassipes Mart. punaluu; kau districti Growing mauka of bridge on mucky wet banks. PRESERVED_SPECIMEN degener, o. collector number: 9768 Kauai BISH 4/13/1930
173 Pontederia crassipes Mart. Koele, west of Nininiwai Hill. Naturalized and spreading throughout a large reservoir and covering at least 75% of the surface area. PRESERVED_SPECIMEN Oppenheimer, H.L. H91802 Lanai BISH 9/27/2018
174 Pontederia crassipes Mart. Laie Rare. PRESERVED_SPECIMEN Kamae, K.K. 45 Oahu BISH 5/3/1967
175 Pontederia crassipes Mart. Laie; W of Wailua Growing wild in still water of a pond-like river covered with growth of other green plants. PRESERVED_SPECIMEN Tanabe, L. 23 Oahu BISH 12/7/1960
176 Pontederia crassipes Mart. kaena pt. by bridge, oahu PRESERVED_SPECIMEN kinglsey luke 13 CM 12/7/1960
177 Pontederia crassipes Mart. PRESERVED_SPECIMEN otto degener 6768 DUKE 4/13/1930
178 Pontederia crassipes Mart. Laie rooted in mud in water-filled slough by fish farms behaind Laie PRESERVED_SPECIMEN Herbst D; Ishikawa S; Spence G Herbst, D; Ishikawa, S; Spence, G 5281 L 4/21/1975
179 Pontederia crassipes Mart. punaluu, kau, PRESERVED_SPECIMEN o. degener 9768 NY 4/13/1930
180 Pontederia crassipes Mart. punaluu, kau, hawaii PRESERVED_SPECIMEN o. degener 9768 NY 4/13/1930
181 Pontederia crassipes Mart. Koele, W of Nininiwai Hill. PRESERVED_SPECIMEN Hank Oppenheimer H91802 Lanai PTBG 9/27/2018
182 Pontederia crassipes Mart. Koloa. In stream crossing Koloa Road near Sueoka Store. PRESERVED_SPECIMEN Tim Flynn 1242 Kauai PTBG 10/3/1985
183 Pontederia crassipes Mart. U. H. Campus, St. John Hall, in the courtyard. Cultivated. PRESERVED_SPECIMEN Joel Lau 1225 Oahu PTBG 7/18/1985
184 Pontederia crassipes Mart. W. Maui, Ukumehame, near sea level. PRESERVED_SPECIMEN Hank Oppenheimer H50101 Maui PTBG 5/5/2001
185 Pontederia crassipes Mart. Punaluu, Kau PRESERVED_SPECIMEN Degener, O. 9768 Hawaii US 4/13/1930
186 Pontederia crassipes Mart. Makawao Dist., disturbed roadside on Halaeakala highway side of Kahana Pond, margins of canal adjacent to SW corner of pond PRESERVED_SPECIMEN Wagner, W. L.; Imada, C. T.; Takeuchi, W. N. 5802 Maui US 3/3/1988
187 Pontederia crassipes Mart. university of hawaii, in two ponds near sewage plant & station #3 (herbarium of the university of hawaii) PRESERVED_SPECIMEN l. b. smith 148 Hawaii US 7/30/1976
188 Pontederia crassipes Mart. U. H. Campus, St. John Hall, in the courtyard. PRESERVED_SPECIMEN Lau, J. 1225 Oahu US 7/18/1985
189 Pontederia crassipes Mart. u. h. campus, st. john hall, in the courtyard. PRESERVED_SPECIMEN j. lau 1225 Oahu US 7/18/1985
190 Pontederia crassipes Mart. University of Hawaii, in two ponds near sewage plant & station #3 (Herbarium of the University of Hawaii) PRESERVED_SPECIMEN Smith, L. B. 148 Hawaii US 7/30/1976
191 Pontederia crassipes Mart. makawao dist., disturbed roadside on halaeakala highway side of kahana pond, margins of canal adjacent to sw corner of pond PRESERVED_SPECIMEN w. l. wagner, c. imada & w. n. takeuchi 5802 Maui US 3/3/1988
192 Pontederia crassipes Mart. punaluu, kau PRESERVED_SPECIMEN o. degener 9768 Hawaii US 4/13/1930
193 Pontederia crassipes Mart. PRESERVED_SPECIMEN otto degener 9768 WIS 4/13/1930
194 Pontederia crassipes Mart. laie; byu-hawaii campus Floating on pools. PRESERVED_SPECIMEN mackelprang, j. collector number: 186 Oahu BISH 4/1/1977
195 Pontederia crassipes Mart. east maui, makawao district, on haleakala highway side of kanaha pond Disturbed roadside along highway; dominated by grasses, Pluchea indica and P. symphytifolia. Floating at margins of canal adjacent to SW corner of pond. PRESERVED_SPECIMEN wagner, w.l. imada, c.; takeuchi, w. collector number: 5802 Maui BISH 3/3/1988
196 Pontederia crassipes Mart. Laie; BYU-Hawaii campus Floating on pools. PRESERVED_SPECIMEN Mackelprang, J. 186 Oahu BISH 4/1/1977
197 Pontederia crassipes Mart. Punaluu; Kau Districti Naturalized and common in pond between houses and ocean. PRESERVED_SPECIMEN Degener, O. 9768 Hawaii BISH 4/13/1930
198 Pontederia crassipes Mart. Honolulu; Univ. of Hawaii-Manoa campus, St. John Hall, in the courtyard Floating on water in full sun. PRESERVED_SPECIMEN Lau, J. 1225 Oahu BISH 7/18/1985
199 Pontederia crassipes Mart. Honolulu: Manoa Valley; University of Hawaii Manoa Campus; courtyard of St. John Hall Floating on water in full sun. PRESERVED_SPECIMEN Lau, J. 1225 Oahu BISH 7/18/1985
200 Pontederia crassipes Mart. Laie; Laie Cemetery Floating on water. PRESERVED_SPECIMEN CT-41 Oahu BISH 4/2/1975
201 Pontederia crassipes Mart. laie Rare. PRESERVED_SPECIMEN kamae, k.k. collector number: 45 Oahu BISH 5/3/1967
202 Pontederia crassipes Mart. honolulu; univ. of hawaii-manoa campus, st. john hall, in the courtyard Floating on water in full sun. PRESERVED_SPECIMEN lau, j. collector number: 1225 Oahu BISH 7/18/1985
203 Pontederia crassipes Mart. Kaaawa; Mouth of Kaaawa Stream Abundantly established. PRESERVED_SPECIMEN St. John, H. 13313 Oahu BISH 7/19/1933
204 Pontederia crassipes Mart. laie; fish farms behind laie Rooted in mud in water-filled slough. PRESERVED_SPECIMEN herbst, d.r. ishikawa, s.; spence, g. collector number: 5281 Oahu BISH 4/21/1975
205 Pontederia crassipes Mart. East Maui, Makawao District, On Haleakala Highway side of Kanaha Pond Disturbed roadside along highway; dominated by grasses, Pluchea indica and P. symphytifolia. Floating at margins of canal adjacent to SW corner of pond. PRESERVED_SPECIMEN Wagner, W.L. 5802 Maui BISH 3/3/1988
206 Pontederia crassipes Mart. Keolu Hills, Kailua, Oahu, Hawaii Cultivated in open pond, floating on water surface. PRESERVED_SPECIMEN Crago, L.M. 2005-145 Oahu BISH 3/26/2005
207 Pontederia crassipes Mart. Beach NW of Kahului Growing in muddy pond. PRESERVED_SPECIMEN Fosberg, F.R. 9823a Maui BISH 8/17/1933
208 Pontederia crassipes Mart. near sewage plant and station #3 for harvesting PRESERVED_SPECIMEN smith, l.b. collector number: 148 Maui BISH 7/30/1976
209 Pontederia crassipes Mart. beach nw of kahului Growing in muddy pond. PRESERVED_SPECIMEN fosberg, f.r. collector number: 9823a Maui BISH 8/17/1933
210 Pontederia crassipes Mart. waipio, hamakua district; waipio stream Along banks of stream and in water. PRESERVED_SPECIMEN st.john, h. collector number: 24011 Hawaii BISH 1/1/1950
211 Pontederia crassipes Mart. Waipio, Hamakua District; Waipio Stream Along banks of stream and in water. PRESERVED_SPECIMEN St. John, H. 24011 Hawaii BISH 1/1/1950
212 Pontederia crassipes Mart. Along Schofield-Waikane trail UNKNOWN Oahu HAPI 12/31/1996
213 Pontederia crassipes Mart. Laie; Fish farms behind Laie Rooted in mud in water-filled slough. PRESERVED_SPECIMEN Herbst, D.R. 5281 Oahu BISH 4/21/1975
214 Pontederia crassipes Mart. Punahou School, Honolulu, HI, US UNKNOWN Hawaii HAPI 12/31/1996
215 Pontederia crassipes Mart. O????ahu, East Honolulu, HI, US UNKNOWN Hawaii HAPI 12/31/1996
216 Pontederia crassipes Mart. Honolulu UNKNOWN Oahu HAPI 12/31/2015
217 Pontederia crassipes Mart. Rainshed Heliport, Volcano, HI 96785, USA UNKNOWN Maui HAPI 12/31/1996
218 Pontederia crassipes Mart. laie; laie cemetery Floating on water. PRESERVED_SPECIMEN collector number: ct-41 Oahu BISH 4/2/1975
219 Pontederia crassipes Mart. kaaawa; mouth of kaaawa stream Abundantly established. PRESERVED_SPECIMEN st.john, h. collector number: 13313 Oahu BISH 7/19/1933
220 Pontederia crassipes Mart. Keolu Hills, Kailua, Oahu, Hawaii Cultivated in open pond, floating on water surface. PRESERVED_SPECIMEN Crago, L.M. Collector Number: 2005-145 Oahu BISH 3/26/2005
221 Pontederia crassipes Mart. keolu hills, kailua, oahu, hawaii Cultivated in open pond, floating on water surface. PRESERVED_SPECIMEN crago, l.m. collector number: 2005-145 Oahu BISH 3/26/2005
222 Pontederia crassipes Mart. Near sewage plant and station #3 for harvesting In two ponds. PRESERVED_SPECIMEN Smith, L.B. 148 Oahu BISH 7/30/1976
223 Pontederia crassipes Mart. honolulu: manoa valley; university of hawaii manoa campus; courtyard of st. john hall Floating on water in full sun. PRESERVED_SPECIMEN lau, j. collector number: 1225 Oahu BISH 7/18/1985
224 Pontederia crassipes Mart. laie; w of wailua Collected off basalt rocks scoured by sand PRESERVED_SPECIMEN tanabe, l. collector number: 23 Kauai BISH 12/7/1960
225 Pontederia crassipes Mart. punaluu; kau districti Growing mauka of bridge on mucky wet banks. PRESERVED_SPECIMEN degener, o. collector number: 9768 Kauai BISH 4/13/1930
226 Pontederia crassipes Mart. Koele, west of Nininiwai Hill. Naturalized and spreading throughout a large reservoir and covering at least 75% of the surface area. PRESERVED_SPECIMEN Oppenheimer, H.L. H91802 Lanai BISH 9/27/2018
227 Pontederia crassipes Mart. Laie Rare. PRESERVED_SPECIMEN Kamae, K.K. 45 Oahu BISH 5/3/1967
228 Pontederia crassipes Mart. Laie; W of Wailua Growing wild in still water of a pond-like river covered with growth of other green plants. PRESERVED_SPECIMEN Tanabe, L. 23 Oahu BISH 12/7/1960
229 Pontederia crassipes Mart. kaena pt. by bridge, oahu PRESERVED_SPECIMEN kinglsey luke 13 CM 12/7/1960
230 Pontederia crassipes Mart. PRESERVED_SPECIMEN otto degener 6768 DUKE 4/13/1930
231 Pontederia crassipes Mart. Laie rooted in mud in water-filled slough by fish farms behaind Laie PRESERVED_SPECIMEN Herbst D; Ishikawa S; Spence G Herbst, D; Ishikawa, S; Spence, G 5281 L 4/21/1975
232 Pontederia crassipes Mart. punaluu, kau, PRESERVED_SPECIMEN o. degener 9768 NY 4/13/1930
233 Pontederia crassipes Mart. punaluu, kau, hawaii PRESERVED_SPECIMEN o. degener 9768 NY 4/13/1930
234 Pontederia crassipes Mart. Koele, W of Nininiwai Hill. PRESERVED_SPECIMEN Hank Oppenheimer H91802 Lanai PTBG 9/27/2018
235 Pontederia crassipes Mart. Koloa. In stream crossing Koloa Road near Sueoka Store. PRESERVED_SPECIMEN Tim Flynn 1242 Kauai PTBG 10/3/1985
236 Pontederia crassipes Mart. U. H. Campus, St. John Hall, in the courtyard. Cultivated. PRESERVED_SPECIMEN Joel Lau 1225 Oahu PTBG 7/18/1985
237 Pontederia crassipes Mart. W. Maui, Ukumehame, near sea level. PRESERVED_SPECIMEN Hank Oppenheimer H50101 Maui PTBG 5/5/2001
238 Pontederia crassipes Mart. Punaluu, Kau PRESERVED_SPECIMEN Degener, O. 9768 Hawaii US 4/13/1930
239 Pontederia crassipes Mart. Makawao Dist., disturbed roadside on Halaeakala highway side of Kahana Pond, margins of canal adjacent to SW corner of pond PRESERVED_SPECIMEN Wagner, W. L.; Imada, C. T.; Takeuchi, W. N. 5802 Maui US 3/3/1988
240 Pontederia crassipes Mart. university of hawaii, in two ponds near sewage plant & station #3 (herbarium of the university of hawaii) PRESERVED_SPECIMEN l. b. smith 148 Hawaii US 7/30/1976
241 Pontederia crassipes Mart. U. H. Campus, St. John Hall, in the courtyard. PRESERVED_SPECIMEN Lau, J. 1225 Oahu US 7/18/1985
242 Pontederia crassipes Mart. u. h. campus, st. john hall, in the courtyard. PRESERVED_SPECIMEN j. lau 1225 Oahu US 7/18/1985
243 Pontederia crassipes Mart. University of Hawaii, in two ponds near sewage plant & station #3 (Herbarium of the University of Hawaii) PRESERVED_SPECIMEN Smith, L. B. 148 Hawaii US 7/30/1976
244 Pontederia crassipes Mart. makawao dist., disturbed roadside on halaeakala highway side of kahana pond, margins of canal adjacent to sw corner of pond PRESERVED_SPECIMEN w. l. wagner, c. imada & w. n. takeuchi 5802 Maui US 3/3/1988
245 Pontederia crassipes Mart. punaluu, kau PRESERVED_SPECIMEN o. degener 9768 Hawaii US 4/13/1930
246 Pontederia crassipes Mart. PRESERVED_SPECIMEN otto degener 9768 WIS 4/13/1930
247 Pontederia crassipes Mart. laie; byu-hawaii campus Floating on pools. PRESERVED_SPECIMEN mackelprang, j. collector number: 186 Oahu BISH 4/1/1977
248 Pontederia crassipes Mart. east maui, makawao district, on haleakala highway side of kanaha pond Disturbed roadside along highway; dominated by grasses, Pluchea indica and P. symphytifolia. Floating at margins of canal adjacent to SW corner of pond. PRESERVED_SPECIMEN wagner, w.l. imada, c.; takeuchi, w. collector number: 5802 Maui BISH 3/3/1988
249 Pontederia crassipes Mart. Laie; BYU-Hawaii campus Floating on pools. PRESERVED_SPECIMEN Mackelprang, J. 186 Oahu BISH 4/1/1977
250 Pontederia crassipes Mart. Punaluu; Kau Districti Naturalized and common in pond between houses and ocean. PRESERVED_SPECIMEN Degener, O. 9768 Hawaii BISH 4/13/1930
251 Pontederia crassipes Mart. Honolulu; Univ. of Hawaii-Manoa campus, St. John Hall, in the courtyard Floating on water in full sun. PRESERVED_SPECIMEN Lau, J. 1225 Oahu BISH 7/18/1985
252 Pontederia crassipes Mart. Honolulu: Manoa Valley; University of Hawaii Manoa Campus; courtyard of St. John Hall Floating on water in full sun. PRESERVED_SPECIMEN Lau, J. 1225 Oahu BISH 7/18/1985
253 Pontederia crassipes Mart. Laie; Laie Cemetery Floating on water. PRESERVED_SPECIMEN CT-41 Oahu BISH 4/2/1975
254 Pontederia crassipes Mart. laie Rare. PRESERVED_SPECIMEN kamae, k.k. collector number: 45 Oahu BISH 5/3/1967
255 Pontederia crassipes Mart. honolulu; univ. of hawaii-manoa campus, st. john hall, in the courtyard Floating on water in full sun. PRESERVED_SPECIMEN lau, j. collector number: 1225 Oahu BISH 7/18/1985
256 Pontederia crassipes Mart. Kaaawa; Mouth of Kaaawa Stream Abundantly established. PRESERVED_SPECIMEN St. John, H. 13313 Oahu BISH 7/19/1933
257 Pontederia crassipes Mart. laie; fish farms behind laie Rooted in mud in water-filled slough. PRESERVED_SPECIMEN herbst, d.r. ishikawa, s.; spence, g. collector number: 5281 Oahu BISH 4/21/1975
258 Pontederia crassipes Mart. East Maui, Makawao District, On Haleakala Highway side of Kanaha Pond Disturbed roadside along highway; dominated by grasses, Pluchea indica and P. symphytifolia. Floating at margins of canal adjacent to SW corner of pond. PRESERVED_SPECIMEN Wagner, W.L. 5802 Maui BISH 3/3/1988
259 Pontederia crassipes Mart. Keolu Hills, Kailua, Oahu, Hawaii Cultivated in open pond, floating on water surface. PRESERVED_SPECIMEN Crago, L.M. 2005-145 Oahu BISH 3/26/2005
260 Pontederia crassipes Mart. Beach NW of Kahului Growing in muddy pond. PRESERVED_SPECIMEN Fosberg, F.R. 9823a Maui BISH 8/17/1933
261 Pontederia crassipes Mart. near sewage plant and station #3 for harvesting PRESERVED_SPECIMEN smith, l.b. collector number: 148 Maui BISH 7/30/1976
262 Pontederia crassipes Mart. beach nw of kahului Growing in muddy pond. PRESERVED_SPECIMEN fosberg, f.r. collector number: 9823a Maui BISH 8/17/1933
263 Pontederia crassipes Mart. waipio, hamakua district; waipio stream Along banks of stream and in water. PRESERVED_SPECIMEN st.john, h. collector number: 24011 Hawaii BISH 1/1/1950
264 Pontederia crassipes Mart. Waipio, Hamakua District; Waipio Stream Along banks of stream and in water. PRESERVED_SPECIMEN St. John, H. 24011 Hawaii BISH 1/1/1950
265 Pontederia crassipes Mart. Along Schofield-Waikane trail UNKNOWN Oahu HAPI 12/31/1996
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