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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 Locality Habitat Basis of Record Recorded By Record Number Island Source Date
1 Pontederia crassipes laie; laie cemetery Floating on water. PRESERVED_SPECIMEN collector number: ct-41 Oahu BISH 4/2/1975
2 Pontederia crassipes kaaawa; mouth of kaaawa stream Abundantly established. PRESERVED_SPECIMEN st.john, h. collector number: 13313 Oahu BISH 7/19/1933
3 Pontederia crassipes 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
4 Pontederia crassipes 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
5 Pontederia crassipes Near sewage plant and station #3 for harvesting In two ponds. PRESERVED_SPECIMEN Smith, L.B. 148 Oahu BISH 7/30/1976
6 Pontederia crassipes kaena pt. by bridge, oahu PRESERVED_SPECIMEN kinglsey luke 13 CM 12/7/1960
7 Pontederia crassipes Laie Rare. PRESERVED_SPECIMEN Kamae, K.K. 45 Oahu BISH 5/3/1967
8 Pontederia crassipes 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
9 Pontederia crassipes 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
10 Pontederia crassipes laie; w of wailua Collected off basalt rocks scoured by sand PRESERVED_SPECIMEN tanabe, l. collector number: 23 Kauai BISH 12/7/1960
11 Pontederia crassipes punaluu; kau districti Growing mauka of bridge on mucky wet banks. PRESERVED_SPECIMEN degener, o. collector number: 9768 Kauai BISH 4/13/1930
12 Pontederia crassipes 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
13 Pontederia crassipes punaluu, kau, PRESERVED_SPECIMEN o. degener 9768 NY 4/13/1930
14 Pontederia crassipes 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
15 Pontederia crassipes PRESERVED_SPECIMEN otto degener 6768 DUKE 4/13/1930
16 Pontederia crassipes punaluu, kau, hawaii PRESERVED_SPECIMEN o. degener 9768 NY 4/13/1930
17 Pontederia crassipes W. Maui, Ukumehame, near sea level. PRESERVED_SPECIMEN Hank Oppenheimer H50101 Maui PTBG 5/5/2001
18 Pontederia crassipes Koele, W of Nininiwai Hill. PRESERVED_SPECIMEN Hank Oppenheimer H91802 Lanai PTBG 9/27/2018
19 Pontederia crassipes U. H. Campus, St. John Hall, in the courtyard. Cultivated. PRESERVED_SPECIMEN Joel Lau 1225 Oahu PTBG 7/18/1985
20 Pontederia crassipes Koloa. In stream crossing Koloa Road near Sueoka Store. PRESERVED_SPECIMEN Tim Flynn 1242 Kauai PTBG 10/3/1985
21 Pontederia crassipes U. H. Campus, St. John Hall, in the courtyard. PRESERVED_SPECIMEN Lau, J. 1225 Oahu US 7/18/1985
22 Pontederia crassipes Punaluu, Kau PRESERVED_SPECIMEN Degener, O. 9768 Hawaii US 4/13/1930
23 Pontederia crassipes 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
24 Pontederia crassipes 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
25 Pontederia crassipes PRESERVED_SPECIMEN otto degener 9768 WIS 4/13/1930
26 Pontederia crassipes u. h. campus, st. john hall, in the courtyard. PRESERVED_SPECIMEN j. lau 1225 Oahu US 7/18/1985
27 Pontederia crassipes 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
28 Pontederia crassipes 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
29 Pontederia crassipes punaluu, kau PRESERVED_SPECIMEN o. degener 9768 Hawaii US 4/13/1930
30 Pontederia crassipes laie; byu-hawaii campus Floating on pools. PRESERVED_SPECIMEN mackelprang, j. collector number: 186 Oahu BISH 4/1/1977
31 Pontederia crassipes 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
32 Pontederia crassipes 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
33 Pontederia crassipes Punaluu; Kau Districti Naturalized and common in pond between houses and ocean. PRESERVED_SPECIMEN Degener, O. 9768 Hawaii BISH 4/13/1930
34 Pontederia crassipes 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
35 Pontederia crassipes Laie; BYU-Hawaii campus Floating on pools. PRESERVED_SPECIMEN Mackelprang, J. 186 Oahu BISH 4/1/1977
36 Pontederia crassipes Laie; Laie Cemetery Floating on water. PRESERVED_SPECIMEN CT-41 Oahu BISH 4/2/1975
37 Pontederia crassipes 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
38 Pontederia crassipes laie Rare. PRESERVED_SPECIMEN kamae, k.k. collector number: 45 Oahu BISH 5/3/1967
39 Pontederia crassipes Kaaawa; Mouth of Kaaawa Stream Abundantly established. PRESERVED_SPECIMEN St. John, H. 13313 Oahu BISH 7/19/1933
40 Pontederia crassipes near sewage plant and station #3 for harvesting PRESERVED_SPECIMEN smith, l.b. collector number: 148 Maui BISH 7/30/1976
41 Pontederia crassipes Beach NW of Kahului Growing in muddy pond. PRESERVED_SPECIMEN Fosberg, F.R. 9823a Maui BISH 8/17/1933
42 Pontederia crassipes 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
43 Pontederia crassipes 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
44 Pontederia crassipes 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
45 Pontederia crassipes beach nw of kahului Growing in muddy pond. PRESERVED_SPECIMEN fosberg, f.r. collector number: 9823a Maui BISH 8/17/1933
46 Pontederia crassipes 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
47 Pontederia crassipes Punahou School, Honolulu, HI, US UNKNOWN Hawaii HAPI 12/31/1996
48 Pontederia crassipes Waipio, Hamakua District; Waipio Stream Along banks of stream and in water. PRESERVED_SPECIMEN St. John, H. 24011 Hawaii BISH 1/1/1950
49 Pontederia crassipes Along Schofield-Waikane trail UNKNOWN Oahu HAPI 12/31/1996
50 Pontederia crassipes Laie; Fish farms behind Laie Rooted in mud in water-filled slough. PRESERVED_SPECIMEN Herbst, D.R. 5281 Oahu BISH 4/21/1975
51 Pontederia crassipes O????ahu, East Honolulu, HI, US UNKNOWN Hawaii HAPI 12/31/1996
52 Pontederia crassipes Rainshed Heliport, Volcano, HI 96785, USA UNKNOWN Maui HAPI 12/31/1996
53 Pontederia crassipes Honolulu UNKNOWN Oahu HAPI 12/31/2015
54 Pontederia crassipes laie; laie cemetery Floating on water. PRESERVED_SPECIMEN collector number: ct-41 Oahu BISH 4/2/1975
55 Pontederia crassipes kaaawa; mouth of kaaawa stream Abundantly established. PRESERVED_SPECIMEN st.john, h. collector number: 13313 Oahu BISH 7/19/1933
56 Pontederia crassipes 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
57 Pontederia crassipes 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
58 Pontederia crassipes Near sewage plant and station #3 for harvesting In two ponds. PRESERVED_SPECIMEN Smith, L.B. 148 Oahu BISH 7/30/1976
59 Pontederia crassipes kaena pt. by bridge, oahu PRESERVED_SPECIMEN kinglsey luke 13 CM 12/7/1960
60 Pontederia crassipes Laie Rare. PRESERVED_SPECIMEN Kamae, K.K. 45 Oahu BISH 5/3/1967
61 Pontederia crassipes 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
62 Pontederia crassipes 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
63 Pontederia crassipes laie; w of wailua Collected off basalt rocks scoured by sand PRESERVED_SPECIMEN tanabe, l. collector number: 23 Kauai BISH 12/7/1960
64 Pontederia crassipes punaluu; kau districti Growing mauka of bridge on mucky wet banks. PRESERVED_SPECIMEN degener, o. collector number: 9768 Kauai BISH 4/13/1930
65 Pontederia crassipes 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
66 Pontederia crassipes punaluu, kau, PRESERVED_SPECIMEN o. degener 9768 NY 4/13/1930
67 Pontederia crassipes 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
68 Pontederia crassipes PRESERVED_SPECIMEN otto degener 6768 DUKE 4/13/1930
69 Pontederia crassipes punaluu, kau, hawaii PRESERVED_SPECIMEN o. degener 9768 NY 4/13/1930
70 Pontederia crassipes W. Maui, Ukumehame, near sea level. PRESERVED_SPECIMEN Hank Oppenheimer H50101 Maui PTBG 5/5/2001
71 Pontederia crassipes Koele, W of Nininiwai Hill. PRESERVED_SPECIMEN Hank Oppenheimer H91802 Lanai PTBG 9/27/2018
72 Pontederia crassipes U. H. Campus, St. John Hall, in the courtyard. Cultivated. PRESERVED_SPECIMEN Joel Lau 1225 Oahu PTBG 7/18/1985
73 Pontederia crassipes Koloa. In stream crossing Koloa Road near Sueoka Store. PRESERVED_SPECIMEN Tim Flynn 1242 Kauai PTBG 10/3/1985
74 Pontederia crassipes U. H. Campus, St. John Hall, in the courtyard. PRESERVED_SPECIMEN Lau, J. 1225 Oahu US 7/18/1985
75 Pontederia crassipes Punaluu, Kau PRESERVED_SPECIMEN Degener, O. 9768 Hawaii US 4/13/1930
76 Pontederia crassipes 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
77 Pontederia crassipes 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
78 Pontederia crassipes PRESERVED_SPECIMEN otto degener 9768 WIS 4/13/1930
79 Pontederia crassipes u. h. campus, st. john hall, in the courtyard. PRESERVED_SPECIMEN j. lau 1225 Oahu US 7/18/1985
80 Pontederia crassipes 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
81 Pontederia crassipes 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
82 Pontederia crassipes punaluu, kau PRESERVED_SPECIMEN o. degener 9768 Hawaii US 4/13/1930
83 Pontederia crassipes laie; byu-hawaii campus Floating on pools. PRESERVED_SPECIMEN mackelprang, j. collector number: 186 Oahu BISH 4/1/1977
84 Pontederia crassipes 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
85 Pontederia crassipes 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
86 Pontederia crassipes Punaluu; Kau Districti Naturalized and common in pond between houses and ocean. PRESERVED_SPECIMEN Degener, O. 9768 Hawaii BISH 4/13/1930
87 Pontederia crassipes 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
88 Pontederia crassipes Laie; BYU-Hawaii campus Floating on pools. PRESERVED_SPECIMEN Mackelprang, J. 186 Oahu BISH 4/1/1977
89 Pontederia crassipes Laie; Laie Cemetery Floating on water. PRESERVED_SPECIMEN CT-41 Oahu BISH 4/2/1975
90 Pontederia crassipes 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
91 Pontederia crassipes laie Rare. PRESERVED_SPECIMEN kamae, k.k. collector number: 45 Oahu BISH 5/3/1967
92 Pontederia crassipes Kaaawa; Mouth of Kaaawa Stream Abundantly established. PRESERVED_SPECIMEN St. John, H. 13313 Oahu BISH 7/19/1933
93 Pontederia crassipes near sewage plant and station #3 for harvesting PRESERVED_SPECIMEN smith, l.b. collector number: 148 Maui BISH 7/30/1976
94 Pontederia crassipes Beach NW of Kahului Growing in muddy pond. PRESERVED_SPECIMEN Fosberg, F.R. 9823a Maui BISH 8/17/1933
95 Pontederia crassipes 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
96 Pontederia crassipes 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
97 Pontederia crassipes 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
98 Pontederia crassipes beach nw of kahului Growing in muddy pond. PRESERVED_SPECIMEN fosberg, f.r. collector number: 9823a Maui BISH 8/17/1933
99 Pontederia crassipes 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
100 Pontederia crassipes Punahou School, Honolulu, HI, US UNKNOWN Hawaii HAPI 12/31/1996
101 Pontederia crassipes Waipio, Hamakua District; Waipio Stream Along banks of stream and in water. PRESERVED_SPECIMEN St. John, H. 24011 Hawaii BISH 1/1/1950
102 Pontederia crassipes Along Schofield-Waikane trail UNKNOWN Oahu HAPI 12/31/1996
103 Pontederia crassipes Laie; Fish farms behind Laie Rooted in mud in water-filled slough. PRESERVED_SPECIMEN Herbst, D.R. 5281 Oahu BISH 4/21/1975
104 Pontederia crassipes O????ahu, East Honolulu, HI, US UNKNOWN Hawaii HAPI 12/31/1996
105 Pontederia crassipes Rainshed Heliport, Volcano, HI 96785, USA UNKNOWN Maui HAPI 12/31/1996
106 Pontederia crassipes Honolulu UNKNOWN Oahu HAPI 12/31/2015
107 Pontederia crassipes laie; laie cemetery Floating on water. PRESERVED_SPECIMEN collector number: ct-41 Oahu BISH 4/2/1975
108 Pontederia crassipes kaaawa; mouth of kaaawa stream Abundantly established. PRESERVED_SPECIMEN st.john, h. collector number: 13313 Oahu BISH 7/19/1933
109 Pontederia crassipes 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
110 Pontederia crassipes 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
111 Pontederia crassipes Near sewage plant and station #3 for harvesting In two ponds. PRESERVED_SPECIMEN Smith, L.B. 148 Oahu BISH 7/30/1976
112 Pontederia crassipes kaena pt. by bridge, oahu PRESERVED_SPECIMEN kinglsey luke 13 CM 12/7/1960
113 Pontederia crassipes Laie Rare. PRESERVED_SPECIMEN Kamae, K.K. 45 Oahu BISH 5/3/1967
114 Pontederia crassipes 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
115 Pontederia crassipes 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
116 Pontederia crassipes laie; w of wailua Collected off basalt rocks scoured by sand PRESERVED_SPECIMEN tanabe, l. collector number: 23 Kauai BISH 12/7/1960
117 Pontederia crassipes punaluu; kau districti Growing mauka of bridge on mucky wet banks. PRESERVED_SPECIMEN degener, o. collector number: 9768 Kauai BISH 4/13/1930
118 Pontederia crassipes 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
119 Pontederia crassipes punaluu, kau, PRESERVED_SPECIMEN o. degener 9768 NY 4/13/1930
120 Pontederia crassipes 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
121 Pontederia crassipes PRESERVED_SPECIMEN otto degener 6768 DUKE 4/13/1930
122 Pontederia crassipes punaluu, kau, hawaii PRESERVED_SPECIMEN o. degener 9768 NY 4/13/1930
123 Pontederia crassipes W. Maui, Ukumehame, near sea level. PRESERVED_SPECIMEN Hank Oppenheimer H50101 Maui PTBG 5/5/2001
124 Pontederia crassipes Koele, W of Nininiwai Hill. PRESERVED_SPECIMEN Hank Oppenheimer H91802 Lanai PTBG 9/27/2018
125 Pontederia crassipes U. H. Campus, St. John Hall, in the courtyard. Cultivated. PRESERVED_SPECIMEN Joel Lau 1225 Oahu PTBG 7/18/1985
126 Pontederia crassipes Koloa. In stream crossing Koloa Road near Sueoka Store. PRESERVED_SPECIMEN Tim Flynn 1242 Kauai PTBG 10/3/1985
127 Pontederia crassipes U. H. Campus, St. John Hall, in the courtyard. PRESERVED_SPECIMEN Lau, J. 1225 Oahu US 7/18/1985
128 Pontederia crassipes Punaluu, Kau PRESERVED_SPECIMEN Degener, O. 9768 Hawaii US 4/13/1930
129 Pontederia crassipes 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
130 Pontederia crassipes 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
131 Pontederia crassipes PRESERVED_SPECIMEN otto degener 9768 WIS 4/13/1930
132 Pontederia crassipes u. h. campus, st. john hall, in the courtyard. PRESERVED_SPECIMEN j. lau 1225 Oahu US 7/18/1985
133 Pontederia crassipes 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
134 Pontederia crassipes 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
135 Pontederia crassipes punaluu, kau PRESERVED_SPECIMEN o. degener 9768 Hawaii US 4/13/1930
136 Pontederia crassipes laie; byu-hawaii campus Floating on pools. PRESERVED_SPECIMEN mackelprang, j. collector number: 186 Oahu BISH 4/1/1977
137 Pontederia crassipes 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
138 Pontederia crassipes 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
139 Pontederia crassipes Punaluu; Kau Districti Naturalized and common in pond between houses and ocean. PRESERVED_SPECIMEN Degener, O. 9768 Hawaii BISH 4/13/1930
140 Pontederia crassipes 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
141 Pontederia crassipes Laie; BYU-Hawaii campus Floating on pools. PRESERVED_SPECIMEN Mackelprang, J. 186 Oahu BISH 4/1/1977
142 Pontederia crassipes Laie; Laie Cemetery Floating on water. PRESERVED_SPECIMEN CT-41 Oahu BISH 4/2/1975
143 Pontederia crassipes 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
144 Pontederia crassipes laie Rare. PRESERVED_SPECIMEN kamae, k.k. collector number: 45 Oahu BISH 5/3/1967
145 Pontederia crassipes Kaaawa; Mouth of Kaaawa Stream Abundantly established. PRESERVED_SPECIMEN St. John, H. 13313 Oahu BISH 7/19/1933
146 Pontederia crassipes near sewage plant and station #3 for harvesting PRESERVED_SPECIMEN smith, l.b. collector number: 148 Maui BISH 7/30/1976
147 Pontederia crassipes Beach NW of Kahului Growing in muddy pond. PRESERVED_SPECIMEN Fosberg, F.R. 9823a Maui BISH 8/17/1933
148 Pontederia crassipes 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
149 Pontederia crassipes 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
150 Pontederia crassipes 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
151 Pontederia crassipes beach nw of kahului Growing in muddy pond. PRESERVED_SPECIMEN fosberg, f.r. collector number: 9823a Maui BISH 8/17/1933
152 Pontederia crassipes 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
153 Pontederia crassipes Punahou School, Honolulu, HI, US UNKNOWN Hawaii HAPI 12/31/1996
154 Pontederia crassipes Waipio, Hamakua District; Waipio Stream Along banks of stream and in water. PRESERVED_SPECIMEN St. John, H. 24011 Hawaii BISH 1/1/1950
155 Pontederia crassipes Along Schofield-Waikane trail UNKNOWN Oahu HAPI 12/31/1996
156 Pontederia crassipes Laie; Fish farms behind Laie Rooted in mud in water-filled slough. PRESERVED_SPECIMEN Herbst, D.R. 5281 Oahu BISH 4/21/1975
157 Pontederia crassipes O????ahu, East Honolulu, HI, US UNKNOWN Hawaii HAPI 12/31/1996
158 Pontederia crassipes Rainshed Heliport, Volcano, HI 96785, USA UNKNOWN Maui HAPI 12/31/1996
159 Pontederia crassipes Honolulu UNKNOWN Oahu HAPI 12/31/2015
160 Pontederia crassipes laie; laie cemetery Floating on water. PRESERVED_SPECIMEN collector number: ct-41 Oahu BISH 4/2/1975
161 Pontederia crassipes kaaawa; mouth of kaaawa stream Abundantly established. PRESERVED_SPECIMEN st.john, h. collector number: 13313 Oahu BISH 7/19/1933
162 Pontederia crassipes 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
163 Pontederia crassipes 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
164 Pontederia crassipes Near sewage plant and station #3 for harvesting In two ponds. PRESERVED_SPECIMEN Smith, L.B. 148 Oahu BISH 7/30/1976
165 Pontederia crassipes kaena pt. by bridge, oahu PRESERVED_SPECIMEN kinglsey luke 13 CM 12/7/1960
166 Pontederia crassipes Laie Rare. PRESERVED_SPECIMEN Kamae, K.K. 45 Oahu BISH 5/3/1967
167 Pontederia crassipes 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
168 Pontederia crassipes 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
169 Pontederia crassipes laie; w of wailua Collected off basalt rocks scoured by sand PRESERVED_SPECIMEN tanabe, l. collector number: 23 Kauai BISH 12/7/1960
170 Pontederia crassipes punaluu; kau districti Growing mauka of bridge on mucky wet banks. PRESERVED_SPECIMEN degener, o. collector number: 9768 Kauai BISH 4/13/1930
171 Pontederia crassipes 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
172 Pontederia crassipes punaluu, kau, PRESERVED_SPECIMEN o. degener 9768 NY 4/13/1930
173 Pontederia crassipes 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
174 Pontederia crassipes PRESERVED_SPECIMEN otto degener 6768 DUKE 4/13/1930
175 Pontederia crassipes punaluu, kau, hawaii PRESERVED_SPECIMEN o. degener 9768 NY 4/13/1930
176 Pontederia crassipes W. Maui, Ukumehame, near sea level. PRESERVED_SPECIMEN Hank Oppenheimer H50101 Maui PTBG 5/5/2001
177 Pontederia crassipes Koele, W of Nininiwai Hill. PRESERVED_SPECIMEN Hank Oppenheimer H91802 Lanai PTBG 9/27/2018
178 Pontederia crassipes U. H. Campus, St. John Hall, in the courtyard. Cultivated. PRESERVED_SPECIMEN Joel Lau 1225 Oahu PTBG 7/18/1985
179 Pontederia crassipes Koloa. In stream crossing Koloa Road near Sueoka Store. PRESERVED_SPECIMEN Tim Flynn 1242 Kauai PTBG 10/3/1985
180 Pontederia crassipes U. H. Campus, St. John Hall, in the courtyard. PRESERVED_SPECIMEN Lau, J. 1225 Oahu US 7/18/1985
181 Pontederia crassipes Punaluu, Kau PRESERVED_SPECIMEN Degener, O. 9768 Hawaii US 4/13/1930
182 Pontederia crassipes 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
183 Pontederia crassipes 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
184 Pontederia crassipes PRESERVED_SPECIMEN otto degener 9768 WIS 4/13/1930
185 Pontederia crassipes u. h. campus, st. john hall, in the courtyard. PRESERVED_SPECIMEN j. lau 1225 Oahu US 7/18/1985
186 Pontederia crassipes 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
187 Pontederia crassipes 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
188 Pontederia crassipes punaluu, kau PRESERVED_SPECIMEN o. degener 9768 Hawaii US 4/13/1930
189 Pontederia crassipes laie; byu-hawaii campus Floating on pools. PRESERVED_SPECIMEN mackelprang, j. collector number: 186 Oahu BISH 4/1/1977
190 Pontederia crassipes 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
191 Pontederia crassipes 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
192 Pontederia crassipes Punaluu; Kau Districti Naturalized and common in pond between houses and ocean. PRESERVED_SPECIMEN Degener, O. 9768 Hawaii BISH 4/13/1930
193 Pontederia crassipes 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
194 Pontederia crassipes Laie; BYU-Hawaii campus Floating on pools. PRESERVED_SPECIMEN Mackelprang, J. 186 Oahu BISH 4/1/1977
195 Pontederia crassipes Laie; Laie Cemetery Floating on water. PRESERVED_SPECIMEN CT-41 Oahu BISH 4/2/1975
196 Pontederia crassipes 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
197 Pontederia crassipes laie Rare. PRESERVED_SPECIMEN kamae, k.k. collector number: 45 Oahu BISH 5/3/1967
198 Pontederia crassipes Kaaawa; Mouth of Kaaawa Stream Abundantly established. PRESERVED_SPECIMEN St. John, H. 13313 Oahu BISH 7/19/1933
199 Pontederia crassipes near sewage plant and station #3 for harvesting PRESERVED_SPECIMEN smith, l.b. collector number: 148 Maui BISH 7/30/1976
200 Pontederia crassipes Beach NW of Kahului Growing in muddy pond. PRESERVED_SPECIMEN Fosberg, F.R. 9823a Maui BISH 8/17/1933
201 Pontederia crassipes 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
202 Pontederia crassipes 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
203 Pontederia crassipes 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
204 Pontederia crassipes beach nw of kahului Growing in muddy pond. PRESERVED_SPECIMEN fosberg, f.r. collector number: 9823a Maui BISH 8/17/1933
205 Pontederia crassipes 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
206 Pontederia crassipes Punahou School, Honolulu, HI, US UNKNOWN Hawaii HAPI 12/31/1996
207 Pontederia crassipes Waipio, Hamakua District; Waipio Stream Along banks of stream and in water. PRESERVED_SPECIMEN St. John, H. 24011 Hawaii BISH 1/1/1950
208 Pontederia crassipes Along Schofield-Waikane trail UNKNOWN Oahu HAPI 12/31/1996
209 Pontederia crassipes Laie; Fish farms behind Laie Rooted in mud in water-filled slough. PRESERVED_SPECIMEN Herbst, D.R. 5281 Oahu BISH 4/21/1975
210 Pontederia crassipes O????ahu, East Honolulu, HI, US UNKNOWN Hawaii HAPI 12/31/1996
211 Pontederia crassipes Rainshed Heliport, Volcano, HI 96785, USA UNKNOWN Maui HAPI 12/31/1996
212 Pontederia crassipes Honolulu UNKNOWN Oahu HAPI 12/31/2015
213 Pontederia crassipes laie; laie cemetery Floating on water. PRESERVED_SPECIMEN collector number: ct-41 Oahu BISH 4/2/1975
214 Pontederia crassipes kaaawa; mouth of kaaawa stream Abundantly established. PRESERVED_SPECIMEN st.john, h. collector number: 13313 Oahu BISH 7/19/1933
215 Pontederia crassipes 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
216 Pontederia crassipes 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
217 Pontederia crassipes Near sewage plant and station #3 for harvesting In two ponds. PRESERVED_SPECIMEN Smith, L.B. 148 Oahu BISH 7/30/1976
218 Pontederia crassipes kaena pt. by bridge, oahu PRESERVED_SPECIMEN kinglsey luke 13 CM 12/7/1960
219 Pontederia crassipes Laie Rare. PRESERVED_SPECIMEN Kamae, K.K. 45 Oahu BISH 5/3/1967
220 Pontederia crassipes 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
221 Pontederia crassipes 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
222 Pontederia crassipes laie; w of wailua Collected off basalt rocks scoured by sand PRESERVED_SPECIMEN tanabe, l. collector number: 23 Kauai BISH 12/7/1960
223 Pontederia crassipes punaluu; kau districti Growing mauka of bridge on mucky wet banks. PRESERVED_SPECIMEN degener, o. collector number: 9768 Kauai BISH 4/13/1930
224 Pontederia crassipes 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
225 Pontederia crassipes punaluu, kau, PRESERVED_SPECIMEN o. degener 9768 NY 4/13/1930
226 Pontederia crassipes 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
227 Pontederia crassipes PRESERVED_SPECIMEN otto degener 6768 DUKE 4/13/1930
228 Pontederia crassipes punaluu, kau, hawaii PRESERVED_SPECIMEN o. degener 9768 NY 4/13/1930
229 Pontederia crassipes W. Maui, Ukumehame, near sea level. PRESERVED_SPECIMEN Hank Oppenheimer H50101 Maui PTBG 5/5/2001
230 Pontederia crassipes Koele, W of Nininiwai Hill. PRESERVED_SPECIMEN Hank Oppenheimer H91802 Lanai PTBG 9/27/2018
231 Pontederia crassipes U. H. Campus, St. John Hall, in the courtyard. Cultivated. PRESERVED_SPECIMEN Joel Lau 1225 Oahu PTBG 7/18/1985
232 Pontederia crassipes Koloa. In stream crossing Koloa Road near Sueoka Store. PRESERVED_SPECIMEN Tim Flynn 1242 Kauai PTBG 10/3/1985
233 Pontederia crassipes U. H. Campus, St. John Hall, in the courtyard. PRESERVED_SPECIMEN Lau, J. 1225 Oahu US 7/18/1985
234 Pontederia crassipes Punaluu, Kau PRESERVED_SPECIMEN Degener, O. 9768 Hawaii US 4/13/1930
235 Pontederia crassipes 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
236 Pontederia crassipes 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
237 Pontederia crassipes PRESERVED_SPECIMEN otto degener 9768 WIS 4/13/1930
238 Pontederia crassipes u. h. campus, st. john hall, in the courtyard. PRESERVED_SPECIMEN j. lau 1225 Oahu US 7/18/1985
239 Pontederia crassipes 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
240 Pontederia crassipes 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
241 Pontederia crassipes punaluu, kau PRESERVED_SPECIMEN o. degener 9768 Hawaii US 4/13/1930
242 Pontederia crassipes laie; byu-hawaii campus Floating on pools. PRESERVED_SPECIMEN mackelprang, j. collector number: 186 Oahu BISH 4/1/1977
243 Pontederia crassipes 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
244 Pontederia crassipes 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
245 Pontederia crassipes Punaluu; Kau Districti Naturalized and common in pond between houses and ocean. PRESERVED_SPECIMEN Degener, O. 9768 Hawaii BISH 4/13/1930
246 Pontederia crassipes 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
247 Pontederia crassipes Laie; BYU-Hawaii campus Floating on pools. PRESERVED_SPECIMEN Mackelprang, J. 186 Oahu BISH 4/1/1977
248 Pontederia crassipes Laie; Laie Cemetery Floating on water. PRESERVED_SPECIMEN CT-41 Oahu BISH 4/2/1975
249 Pontederia crassipes 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
250 Pontederia crassipes laie Rare. PRESERVED_SPECIMEN kamae, k.k. collector number: 45 Oahu BISH 5/3/1967
251 Pontederia crassipes Kaaawa; Mouth of Kaaawa Stream Abundantly established. PRESERVED_SPECIMEN St. John, H. 13313 Oahu BISH 7/19/1933
252 Pontederia crassipes near sewage plant and station #3 for harvesting PRESERVED_SPECIMEN smith, l.b. collector number: 148 Maui BISH 7/30/1976
253 Pontederia crassipes Beach NW of Kahului Growing in muddy pond. PRESERVED_SPECIMEN Fosberg, F.R. 9823a Maui BISH 8/17/1933
254 Pontederia crassipes 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
255 Pontederia crassipes 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
256 Pontederia crassipes 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
257 Pontederia crassipes beach nw of kahului Growing in muddy pond. PRESERVED_SPECIMEN fosberg, f.r. collector number: 9823a Maui BISH 8/17/1933
258 Pontederia crassipes 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
259 Pontederia crassipes Punahou School, Honolulu, HI, US UNKNOWN Hawaii HAPI 12/31/1996
260 Pontederia crassipes Waipio, Hamakua District; Waipio Stream Along banks of stream and in water. PRESERVED_SPECIMEN St. John, H. 24011 Hawaii BISH 1/1/1950
261 Pontederia crassipes Along Schofield-Waikane trail UNKNOWN Oahu HAPI 12/31/1996
262 Pontederia crassipes Laie; Fish farms behind Laie Rooted in mud in water-filled slough. PRESERVED_SPECIMEN Herbst, D.R. 5281 Oahu BISH 4/21/1975
263 Pontederia crassipes O????ahu, East Honolulu, HI, US UNKNOWN Hawaii HAPI 12/31/1996
264 Pontederia crassipes Rainshed Heliport, Volcano, HI 96785, USA UNKNOWN Maui HAPI 12/31/1996
265 Pontederia crassipes Honolulu UNKNOWN Oahu HAPI 12/31/2015
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