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Bidens macrocarpa

(A.Gray) Sherff (1920)

This name is accepted

Kingdom: Viridiplantae Phylum: Magnoliophyta Class/Clade: Eudicot-Asterids Order: Asterales Family: Asteraceae Genus: Bidens

ko‘oko‘olau [kookoolau], ko‘olau [koolau]

Description

Key Characters:

Growth Form: Erect, suffrutescent perennial herbs 0.5-2 m tall

Stems:

Roots:

Leaves: Leaves bipinnately compound or pinnately compound. Opposite. Blades lanceolate or ovate Margins serrate/dentate.

Flowers:

Fruit: Fruit a simple; dry; achene (cypsela); Seeds 1 per fruit; erect; embryo straight.

Ploidy:

Habitat:

Elevation Range:

Historical Distribution

Uses and Culture

USES

Natural History

Statewide Status

Endemic

Island Status

O'ahu Endemic

Dispersal Agents


Pollinators

Bibliography

Name Published In: Bot. Gaz. 70: 97 (1920)

Other References

Wagner et al. 1990:276 (O)

Occurrences

SNo. Scientific Name Locality Habitat Basis of Record Description Recorded By Record Number Island Source Date
1 Bidens macrocarpa Kipapa Gulch, S. Ridge, Waipio, Koolau Mts On denuded ridge Preserved_Specimen Hosaka, E.Y. 645 Oahu BISH 1932-07-04
2 Bidens macrocarpa Koolau Range, Manana Trail 1 mi from the summit Windswept ridge top Preserved_Specimen Obata, J.K. 264 Oahu BISH 1974-12-15
3 Bidens macrocarpa Waipio, Kipapa-Waiawa Ridge Metrosideros forest Preserved_Specimen 4 ft shrub Grant, M.L. 7242 Oahu BISH 1934-08-07
4 Bidens macrocarpa Koolau Mts, Waimano Home trail, along summit crest betw Waimano & Aiea Metrosideros-Dicranopteris linearis lowland wet forest with Scaevola, Psychotria, Alyxia, Melicope, Broussaisia, Cibotium, Machaerina, Bidens, Coprosma, Clidemia. Preserved_Specimen With flowers. Perlman, S. 6591 Oahu BISH 1987-10-12
5 Bidens macrocarpa Poamoho Trail Near cloudy, open top, growing near single col#27341 Preserved_Specimen Degener, O. 27342 Oahu BISH 1961-03-09
6 Bidens macrocarpa Waimano Trail, 4.5-5 mi Undergrowth in rain forest Preserved_Specimen Erect herb, 75 cm, flowers yellow Bryan Jr., E.H. 1526 Oahu BISH 1941-03-23
7 Bidens macrocarpa Waipio Ridge Trail Open Trail Preserved_Specimen 3 ft shrub Topping, D.L. 3346 Oahu BISH 1929-06-30
8 Bidens macrocarpa Koolau Range, Pupukea Ridge Summit In open, dry forest along ridge Preserved_Specimen Sprawling herb, 2-3 ft ht, flowers 1 in diameter, yellow, fruit a flat achene Pearsall, G.A. 427 Oahu BISH 1960-02-24
9 Bidens macrocarpa Waiawa, ridge between Manana trail and Kipapa windswept ridge crest; Metrosideros, Scaevola mollis, Trematolobelia singularis, Dicranopteris linearis, Melicope clusiifolia, Labordia hosakana, Bidens macrocarpa, Psychotria mariniana, Freycinetia arborea Preserved_Specimen 1-3' shrub; yellow flower Perlman, S. 20445 Oahu BISH 2007-06-19
10 Bidens macrocarpa Kalauao Valley (ewa side of Aiea Ridge trail) In shallow bowl on northwest side of Aiea Ridge Trail, just up the trail from Puu Kawipoo. Native wet shrubland up to 5 ft. tall, including Metrosideros polymorpha, M. tremuloides, Scaevola gaudichaudiana, S. mollis, Wikstroemia oahuensis, Syzygium sandwicensis, Antidesma, Melicope oahuensis, Nestegis, Broussaisia, Bobea elatior, Elaeocarpus, Machaerina angustifolia. Preserved_Specimen Occasional small shrubs, flowering and fruiting. Imada, C. 20045 Oahu BISH 2004-01-07
11 Bidens macrocarpa Puu Kahuauli Open forest Preserved_Specimen Degener, O. 19656 Oahu BISH 1949-06-19
12 Bidens macrocarpa Wiliwilinui Ridge Fog-swept summit Preserved_Specimen Degener, O. 19704 Oahu BISH 1949-06-27
13 Bidens macrocarpa Wailua/Wahiawa Districts, Koolau Mts Kawailoa/Ewa Forest Reserves, Poamoho Ridge Trail Wet, open foggy windswept summit Preserved_Specimen Shrub, 0.5 m tall, branched only at apex, rays yellow Lammers, T.G. 5508 Oahu BISH 1984-06-16
14 Bidens macrocarpa Along Waahila Ridge Trail, Koolau Mts Betw Manoa & Palolo Valleys Scrubby Metrosideros forest of wet ridge, with Dubautia laxa, Freycinetia arborea, Dicranopteris emarginata, Straussia, Pelea Preserved_Specimen Forming a sparsely-branched shrub to 1 m in diameter Carlquist, S. 1604 Oahu BISH 1964-11-29
15 Bidens macrocarpa Tantalus near Pauoa Flats Open forest Preserved_Specimen Degener, O. 3684 Oahu BISH 1926-04-18
16 Bidens macrocarpa Nuuanu-Kalihi Ridge, Koolau Range Dry open ridge Preserved_Specimen Shrub Hume, E.P. 357 Oahu BISH 1931-11-29
17 Bidens macrocarpa Koolau Range, Hauula Forest Reserve Castle Trail, at top of ridge Montane rain forest, windswept scrub with Bidens, Vaccinium, Tetraplasandra, et al. Preserved_Specimen More or less shrubby, c. 1 m high, flowers yellow Webster, G.L. 13810 Oahu BISH 1968-06-20
18 Bidens macrocarpa Waimano Trail, 5-5.5 mi Undergrowth in rain forest Preserved_Specimen Shrubby herb, ca. 1m ht, flowers yellow Bryan Jr., E.H. 1518 Oahu BISH 1941-03-23
19 Bidens macrocarpa Kipapa Gulch, S. Ridge, Waipio, Koolau Mts On wet denuded ridge Preserved_Specimen Hosaka, E.Y. 1108 Oahu BISH 1933-07-02
20 Bidens macrocarpa Kipapa Gulch, S. Ridge, Waipio, Koolau Mts On wet denuded ridge Preserved_Specimen Hosaka, E.Y. 1107 Oahu BISH 1933-07-02
21 Bidens macrocarpa Waikane-Schofield Trail Divide betw Kahana & Waianae Uka Wet, brushy ridge Preserved_Specimen Suffrutescent herb 4m tall, flowers yellow Fosberg, F.R. 9525 Oahu BISH 1933-05-14
22 Bidens macrocarpa S ridge, Kipapa Gulch, Waipio, Koolau Mts On wet ridge Preserved_Specimen Hosaka, E.Y. 808 Oahu BISH 1932-10-16
23 Bidens macrocarpa Waipio Ridge Trail Open dry ridge Preserved_Specimen 3 ft shrub Topping, D.L. 3343 Oahu BISH 1929-06-30
24 Bidens macrocarpa Wilhelmina Rise Ridge Just S of summit of Puu Lanipo Locally common in rain forest Preserved_Specimen Rarely up to 8 ft ht Degener, O. 4082 Oahu BISH 1931-11-11
25 Bidens macrocarpa Trial to Mt Konahuanui, Koolau Mts Emerging from mats of Dicranopteris linearis, with Gouldia terminalis, Scaevola mollis, Freycinetia, Cladium Preserved_Specimen Shrub-like, but lateral branches all terminate in inflor., flowers yellow-orange, fruits yellow or with yellow margins Carlquist, S. 2367 Oahu BISH 1966-10-02
26 Bidens macrocarpa Waipio, Koolau Mts S ridge of Kipapa Gulch Wet mountain ridge Preserved_Specimen Yamaguchi, M. 1218 Oahu BISH 1932-05-15
27 Bidens macrocarpa Koolau Mts, Peahinaia Trail N summit intersect with Koolau Summit Trail With ohia, Scaevola glabra, Psychotria, sedges Preserved_Specimen Perlman, S. 5432 Oahu BISH 1987-03-12
28 Bidens macrocarpa Waipio, Kipapa-Waiawa Ridge Metrosideros forest Preserved_Specimen 4 ft shrub Grant, M.L. 7242 Oahu BISH 1934-08-07
29 Bidens macrocarpa Waimano Trail Near summmit Undergrowth in rain forest Preserved_Specimen Herb, 1-1.5 m ht, flowers yellow Bryan Jr., E.H. 1506 Oahu BISH 1941-03-23
30 Bidens macrocarpa Poamoho Trail Near cloudy, open top Preserved_Specimen 2-3 ft high Degener, O. 27341 Oahu BISH 1961-03-09
31 Bidens macrocarpa C.C.C. Trail, Waipio Shaded bank Preserved_Specimen Degener, O. 3779 Oahu BISH 1935-03-10
32 Bidens macrocarpa Koolau Mts, Waimano Home trail, along summit crest betw Waimano & Aiea Metrosideros-Dicranopteris linearis lowland wet forest with Scaevola, Psychotria, Alyxia, Melicope, Broussaisia, Cibotium, Machaerina, Bidens, Coprosma, Clidemia. Preserved_Specimen With flowers. Perlman, S. 6591 Oahu BISH 1987-10-12
33 Bidens macrocarpa Kipapa Gulch Moist rain forest Preserved_Specimen Shrub, 6 ft ht Bryan Jr., E.H. 776 Oahu BISH 1934-09-18
34 Bidens macrocarpa Waikane-Schofield Trail Windswept mt summit about half way Preserved_Specimen Degener, O. 4043 Oahu BISH 1931-04-04
35 Bidens macrocarpa Lanihuli At the summit divide Preserved_Specimen 1.5-2 ft herb Tate, B. 1817 Oahu BISH 1984-11-04
36 Bidens macrocarpa Waipio-Waiawa Ridge Rain forest Preserved_Specimen MacDaniels, L.H. 61 Oahu BISH 1926-10-06
37 Bidens macrocarpa Kalauao Valley Montane Wet Forest, scattered in native forest along ridges and in gullys, associated with Metrosideros polymorpha, M. rugosa, Clidemia, Gahnia, Coprosma, Hedyotis, Wikstroemia, Sacciolepis, Syzygium, Rubus rosifolius. East aspect on 35 degree slope. Substrate a reddish brown clay. Direct light ca. 40% of day. Preserved_Specimen Erect, perennial herb, woody near base. Heads in compound cymes. Scattered along valleys and ridges. LeGrande, M. 1351 Oahu BISH 2003-11-19
38 Bidens macrocarpa Kawaiiki. Ahupuaa of Kawailoa. Northern Koolau mountains. Growing at Matt Damon LZ along ridgeline with Wikstroemia oahuensis, Macherina angustifolia, Palhinhaea cernua, Metrosideros polymorpha, Psidium cattleianum, Psychotria mariniana, Antidesma platyphyllum, Cheirodendron trigynum, Syzygium sandwicense, Dicranopteris linearis, and others. Preserved_Specimen Leaves mostly simple, serrate. Achenes 2-3 mm wide, slightly twisting. Thomas, M.K. 1129 Oahu BISH 2025-05-28
39 Bidens macrocarpa Koolau Range, trail up to Halawa Ridge Preserved_Specimen Webster, G.L. 1561 Oahu BISH 1948-04-25
40 Bidens macrocarpa Top of Poamoho Trail Preserved_Specimen Morden, C.W. 2221 Oahu BISH 2008-04-14
41 Bidens macrocarpa Kahana Upper ridge Waikane-Schofield Trail Preserved_Specimen Low shrub St.John, H. 10154 Oahu BISH 1930-01-19
42 Bidens macrocarpa Waianae Mts Preserved_Specimen Pearsall, G.A. Oahu BISH 1948-01-01
43 Bidens macrocarpa Poamoho, on trail to summit Preserved_Specimen Robust herb Takeuchi, W.N. 2221 Oahu BISH 1985-06-09
44 Bidens macrocarpa Kipapa Gulch, Waipio Wet mt ridge Preserved_Specimen Tanaka, Y. Oahu BISH 1920-11-11
45 Bidens macrocarpa Manoa Ridge Preserved_Specimen Forbes, C.N. 2553 Oahu BISH 1919-03-17
46 Bidens macrocarpa Koolau Range, Head of Poamoho Trail On lip of pali overlooking Punaluu Valley Preserved_Specimen Low shrub, 30-50 cm ht, flowers yellow Bryan Jr., E.H. 1496 Oahu BISH 1940-12-22
47 Bidens macrocarpa Honolulu; Koolau Mts, Lanipo Trail, Mauumae Ridge Preserved_Specimen Shrub with nearly perpendicular lateral branches, rays yellow, disk corollas deep yellow Wagner, W.L. 6274 Oahu BISH 1989-11-05
48 Bidens macrocarpa Konahuanui, leeward Preserved_Specimen Shrub 1.5 m in height. MacDaniels, L.H. 97 Oahu BISH 1926-11-01
49 Bidens macrocarpa Manana Trail Near the ridge switchback Preserved_Specimen 4 ft shrub, leaves tufted at the end of an erect, bare stem Takeuchi, W.N. 144 Oahu BISH 1984-04-15
50 Bidens macrocarpa Waikane Summit Trail Preserved_Specimen Small herb Obata, J.K. 2006 Oahu BISH 1985-02-24
51 Bidens macrocarpa Kipapa Trail, Koolau range Near 4 mi post Preserved_Specimen Degener, O. 10073 Oahu BISH 1935-06-02
52 Bidens macrocarpa Near Puu Kainapuaa, Koolau Mts Preserved_Specimen Subshrubs among low statured native vegetation Takeuchi, W.N. Oahu BISH 1985-12-01
53 Bidens macrocarpa W of Poamoho Trail, Laie Near summit Preserved_Specimen Degener, O. 10048 Oahu BISH 1935-08-25
54 Bidens macrocarpa Summit of Wiliwilinui Ridge, Wailupe Preserved_Specimen Greenwell, A.B.H. 19381 Oahu BISH 1948-12-06
55 Bidens macrocarpa Between Wahiawa-Waikane Preserved_Specimen Degener, O. 3060 Oahu BISH 1925-03-08
56 Bidens macrocarpa Wahiawa-Kahana Trail Preserved_Specimen Forbes, C.N. 2221 Oahu BISH 1915-08-17
57 Bidens macrocarpa Ridge left, Kalihi Valley Preserved_Specimen Forbes, C.N. 2313 Oahu BISH 1916-03-09
58 Bidens macrocarpa summit of Waialae nui trail Preserved_Specimen Counted 11 disk florets on one head Takeuchi, W.N. 136 Oahu BISH 1984-03-01
59 Bidens macrocarpa Ridge left, Kalihi Valley Preserved_Specimen Forbes, C.N. 2313 Oahu BISH 1916-03-09
60 Bidens macrocarpa Punaluu Mts Preserved_Specimen Rock, J.F.C. 8823 Oahu BISH 1911-08-01
61 Bidens macrocarpa Koolau Crest Trail Within 1 hr to the N of the Poamoho Summit Preserved_Specimen Stemmermann, R.L. 1215 Oahu BISH 1976-10-31
62 Bidens macrocarpa Koolau, Nuuanu-Kalihi Ridge Preserved_Specimen Skottsberg, C.J.F. 153 Oahu BISH 1922-08-13
63 Bidens macrocarpa Middle Halawa Ridge Preserved_Specimen Degener, O. 10036 Oahu BISH 1935-11-10
64 Bidens macrocarpa [Hawaiian Islands; U.S.A.; O`ahu; Hawai`i; Honolulu] Preserved_Specimen Woolford, H.A. 378 Oahu BISH 1956-03-04
65 Bidens macrocarpa W of Poamoho Trail, Laie Near summit Preserved_Specimen Degener, O. 10071 Oahu BISH 1935-08-18
66 Bidens macrocarpa Castle Trail Preserved_Specimen Takeuchi, W.N. 159 Oahu BISH 1984-04-01
67 Bidens macrocarpa Laie Summit Preserved_Specimen Stemmermann, R.L. 1196 Oahu BISH 1976-10-30
68 Bidens macrocarpa Kahuauli Ridge Preserved_Specimen Christophersen, E. 1413 Oahu BISH 1930-12-17
69 Bidens macrocarpa Konahuanui, near summit Preserved_Specimen Heller, A.A. 2901 Oahu BISH 1895-11-02
70 Bidens macrocarpa Lanihuli ridge trail Preserved_Specimen MacDaniels, L.H. 192 Oahu BISH 1927-01-23
71 Bidens macrocarpa Palolo-Waialae ridge Preserved_Specimen MacDaniels, L.H. 485 Oahu BISH 1927-01-27
72 Bidens macrocarpa Punaluu Mts Preserved_Specimen Rock, J.F.C. 10293 Oahu BISH 1908-08-23
73 Bidens macrocarpa W of Poamoho Trail, Laie Near summit Preserved_Specimen Degener, O. 10069 Oahu BISH 1935-08-25
74 Bidens macrocarpa Koolau Range, Palolo-Waialae Nui Ridge Preserved_Specimen Webster, G.L. 1124 Oahu BISH 1947-11-28
75 Bidens macrocarpa [Hawaiian Islands; U.S.A.; O`ahu; Hawai`i; Honolulu] Preserved_Specimen U.S. Exploring Expedition Oahu BISH
76 Bidens macrocarpa Ridge to Kaau Crater Peaks Preserved_Specimen Garber, D.W. 537 Oahu BISH 1920-08-01
77 Bidens macrocarpa Palolo Valley Ridges Preserved_Specimen Forbes, C.N. Oahu BISH 1908-12-17
78 Bidens macrocarpa Konahuanui Preserved_Specimen Hillebrand, W.B. Oahu BISH 1872-10-01
79 Bidens macrocarpa Koolau Range Preserved_Specimen Bryan Jr., E.H. Oahu BISH 1919-12-01
80 Bidens macrocarpa Ridge to Kanehoa Preserved_Specimen Kondo, Y. Oahu BISH 1946-05-12
81 Bidens macrocarpa [Hawaiian Islands; U.S.A.; O`ahu; Hawai`i; Honolulu] Preserved_Specimen U.S. Exploring Expedition Oahu BISH 1838-01-01
82 Bidens macrocarpa Tantalus Ridge Preserved_Specimen Lyon, H.L. Oahu BISH 1909-09-05
83 Bidens macrocarpa Halawa quarry trail Preserved_Specimen Kerr, M. Oahu BISH 1945-09-09
84 Bidens macrocarpa Wailupe Trail Preserved_Specimen Pearsall, G.A. Oahu BISH 1954-03-21
85 Bidens macrocarpa Koolau Range, Kapalama-Puu Lanihuli Preserved_Specimen Pearsall, G.A. Oahu BISH 1955-04-12
86 Bidens macrocarpa Lanihuli trail Preserved_Specimen Forbes, C.N. Oahu BISH 1908-10-14
87 Bidens macrocarpa Koolau Mts Betw Punaluu & Kaipapau Preserved_Specimen Forbes, C.N. Oahu BISH 1909-05-03
88 Bidens macrocarpa Palolo, above crater Preserved_Specimen Lyon, H.L. Oahu BISH 1904-09-25
89 Bidens macrocarpa Koolau Range, Kapalama-Puu Lanihuli Preserved_Specimen Pearsall, G.A. Oahu BISH 1955-04-12
90 Bidens macrocarpa Kipapa Preserved_Specimen Nitta, K. Oahu BISH 1929-11-10
91 Bidens macrocarpa Koolau Mts, Waikane-Schofield track Along track In shrubbery Preserved_Specimen Shrublet c. 1 m, branching mainly at the top & the branches pendulous but ascending again at the tips. Leaves & inflor. mainly at top of branches. Leaves light green, flowers light yellow van Royen, P. 10181 Oahu BISH 1967-08-16
92 Bidens macrocarpa Waipio-Waiawa Ridge Rain forest Preserved_Specimen Shrub 1.5 m in height. MacDaniels, L.H. 51 Oahu BISH 1926-10-06
93 Bidens macrocarpa Waimano Trail, 4.5-5 mi Undergrowth in rain forest Preserved_Specimen Shrub, up to 1 m, flowers yellow Bryan Jr., E.H. 1543 Oahu BISH 1941-03-23
94 Bidens macrocarpa unknown Preserved_Specimen U.S. Exploring Expedition BISH 1838-01-01
95 Bidens macrocarpa Koolau, ridge above Kahana Bay Preserved_Specimen Skottsberg, C.J.F. 1859 Oahu BISH 1926-09-17
96 Bidens macrocarpa Waianae Uka Waikane-Schofield Tr Turfy divide Preserved_Specimen 20 ft shrub St.John, H. 12127 Oahu BISH 1932-10-16
97 Bidens macrocarpa Palolo-Waialae-nue, Koolau Mts Wet forest Preserved_Specimen Suffrutescent herb, 1 m tall, rays yellow Fosberg, F.R. 10726 Oahu BISH 1934-12-27
98 Bidens macrocarpa Punaluu basin Wet forest Preserved_Specimen Takeuchi, W.N. Oahu BISH 1985-03-01
99 Bidens macrocarpa Koolau Range, Olympus Trail-Konahuanui In shaded ravine, on wet, rocky slopes Preserved_Specimen 6-8 ft tall Bergman, H.F. Oahu BISH 1928-02-25
100 Bidens macrocarpa Poamoho Trail Higher forest Preserved_Specimen Shrub 3 ft ht, flowers with yelow disk & rays Hemphill, D.V. 102 Oahu BISH 1951-02-18
101 Bidens macrocarpa Summit of Pig God Trail Along trail beyond stream Open exposed rain forest Preserved_Specimen Degener, O. 7475 Oahu BISH
102 Bidens macrocarpa Puu Kahuauli, Koolau Range Wooded ridge below Preserved_Specimen Low shrub Hume, E.P. 464 Oahu BISH 1932-01-12
103 Bidens macrocarpa Punaluu Summit of Koolau Range, 4-6 mi from base of Pig God Trail Cloud belt Preserved_Specimen Degener, O. 10043 Oahu BISH 1935-07-04
104 Bidens macrocarpa Koolau DIvide, Laie-Waimea Moist woods Preserved_Specimen Suffruticose, freely branching at tip, 4-9 ft tall St.John, H. 13087 Oahu BISH 1933-04-15
105 Bidens macrocarpa Wahiawa-Kahana divide Windswept, wet slope Preserved_Specimen Bush, W. 25 Oahu BISH 1929-06-09
106 Bidens macrocarpa About half way along lower trail passing from Pauoa Flats to Mt Olympus More shaded than 2674 Preserved_Specimen Degener, O. 2675 Oahu BISH 1928-02-25
107 Bidens macrocarpa Waikane-Schofield Trail, Koolau Mts Kahana Exposed ridge Preserved_Specimen Rays yellow Fosberg, F.R. 10285 Oahu BISH 1933-09-22
108 Bidens macrocarpa N Halawa-Heeia Divide, Haiku Valley, Koolau Mts Cloud zone, low thicket Preserved_Specimen 1 m shrub, flowers yellow St.John, H. 20426 Oahu BISH 1943-12-12
109 Bidens macrocarpa Kipapa Gulch, S. Ridge, Waipio, Koolau Mts On wet denuded ridge Preserved_Specimen Shrub 4 ft ht Hosaka, E.Y. 744 Oahu BISH 1932-09-18
110 Bidens macrocarpa Koolau Range, Wilhelmina Rise Trail to Puu Lanipo In very dark, wet, mossy forest of Metrosideros polymorpha Preserved_Specimen Herb 16 Decimeters tall, somewhat woody stem 3 cm diameter at base Hatheway, W.H. 94 Oahu BISH 1950-02-22
111 Bidens macrocarpa About half way along lower trail passing from Pauoa Flats to Mt Olympus Wooded, moderately dry slope Preserved_Specimen Degener, O. 2674 Oahu BISH 1928-02-25
112 Bidens macrocarpa Anahulu Trail, Koolau Range 1 mi of summit Open rain forest Preserved_Specimen Degener, O. 10068 Oahu BISH 1935-06-16
113 Bidens macrocarpa Koolau Range, Manana Trail 1 mi from the summit Windswept ridge top Preserved_Specimen Obata, J.K. 264 Oahu BISH 1974-12-15
114 Bidens macrocarpa Kaluanui On ridge Moist rain forest Preserved_Specimen Shrub, 2 m ht, flowers yellow Bryan Jr., E.H. 847 Oahu BISH 1934-10-14
115 Bidens macrocarpa Wilhelmina Rise Ridge Just S of summit of Puu Lanipo Locally common in rain forest Preserved_Specimen Rarely up to 8 ft ht Degener, O. 4082 Oahu BISH 1931-11-11
116 Bidens macrocarpa Honolulu; Mauumae Ridge, Koolau Mts Crest of ridge near Koolau Summit Associated with sedges, Dubautia, Gouldia st.-johnii, Metrosideros Preserved_Specimen Erect shrub 45-60 cm ht with horizontal basal branchlets. Outer involucral bracts green, foliaceous. Inner bracts often tinged with purple at apex. Achenes brown, 15-18 mm long, up to 3 mm wide Nagata, K.M. 1586 Oahu BISH 1978-02-14
117 Bidens macrocarpa Main divide, Koolau Mts, Kaipapau Gulch Small open bog Preserved_Specimen Plant spreading, flowers yellow Fosberg, F.R. 14226 Oahu BISH 1937-07-24
118 Bidens macrocarpa Waipio, C.C.C. Trail Shady bank Preserved_Specimen Bush, W. 3780 Oahu BISH 1935-03-10
119 Bidens macrocarpa Malaekahana Trail, Laie Rainy summit Preserved_Specimen Degener, O. 10044 Oahu BISH 1935-07-29
120 Bidens macrocarpa Kalihi-Nuuanu Main ridge running SW from Puu Lanihuli Wooded ridge Preserved_Specimen 4 ft shrub, lateral branched, floers & leaves 3-parted St.John, H. 11193 Oahu BISH 1931-11-29
121 Bidens macrocarpa Main divide, Koolau Mts, Kaipapau Gulch Small open bog Preserved_Specimen Low herb, flowers yellow Fosberg, F.R. 13990 Oahu BISH 1937-05-31
122 Bidens macrocarpa Pig God Trail On mt crest Preserved_Specimen Degener, O. 7471 Oahu BISH 1931-05-31
123 Bidens macrocarpa CCC Trail, Aiea Near summit Open rain forest Preserved_Specimen Degener, O. 10540 Oahu BISH 1936-03-15
124 Bidens macrocarpa Waimano Open forest Preserved_Specimen Degener, O. 10072 Oahu BISH 1935-06-09
125 Bidens macrocarpa Waimano Trail Open forest Preserved_Specimen Degener, O. 10041 Oahu BISH 1935-10-06
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