Bidens micrantha subsp. kalealaha

Nagata & Ganders (1983)

This name is accepted

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

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

Description

Key Characters:

Growth Form: Erect, suffrutescent perennial herbs

Stems:

Roots:

Leaves: Leaves pinnately compound or simple. Opposite. Blades lanceolate or ovate Apex acuminate. Margins ciliate or serrate/dentate.

Flowers:

Fruit: Fruit a simple; dry; achene (cypsela);

Ploidy:

Habitat:

Elevation Range:

Historical Distribution

Uses and Culture

USES

Natural History

Statewide Status

Endemic

Island Status

Lana'i Endemic
Maui Endemic

Dispersal Agents


Pollinators

Bibliography

Name Published In: Lyonia 2(1): 6 (1983)

Other References

Wagner et al. 1990:279 (L, EM, WM)

Occurrences

SNo. Scientific Name Locality Habitat Basis of Record Description Recorded By Record Number Island Source Date
1 Bidens micrantha subsp. kalealaha Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Forbes, C.N. 2148 Maui BISH 1920-04-05
2 Bidens micrantha subsp. kalealaha Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Hughes, G.D. 612 Maui BISH 1993-05-11
3 Bidens micrantha subsp. kalealaha Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Munro, G.C. 19 Lanai BISH 1927-05-28
4 Bidens micrantha subsp. kalealaha Locality redacted. Contact Bishop Museum Botany Department for details Steep rotten rock slope dominated by 5-6’ tall Hyparrhenia hirta bunchgrass, creeping Melinis minutiflora; also in vicinity are scattered Osteomeles, Dodonaea, Bryophyllum, Ipomoea indica. Preserved_Specimen Part of small population of 5 plants sighted ca 1/3 from bottom of steep eastern slope, ca 60’ up the gulch from first Furcraea sighted. Only plant in flower, ca 20 inches tall, on stout stem ca 0.5 inches thick, in full flower; other adult plant ca 1’ tall, 2-branched from base, just past flowering; 3 other seedlings, hidden behind clumps of Hyparrhenia, up to 6 inches tall. Imada, C. 200252 Lanai BISH 2002-08-13
5 Bidens micrantha subsp. kalealaha Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Forbes, C.N. 1987 Maui BISH 1920-03-17
6 Bidens micrantha subsp. kalealaha Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Munro, G.C. Lanai BISH 1915-07-28
7 Bidens micrantha subsp. kalealaha Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Munro, G.C. Lanai BISH 1915-07-28
8 Bidens micrantha subsp. kalealaha Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Rock, J.F.C. 8008 Lanai BISH 1910-07-28
9 Bidens micrantha subsp. kalealaha Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Forbes, C.N. 148 Lanai BISH 1913-06-01
10 Bidens micrantha subsp. kalealaha Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Munro, G.C. 136 Lanai BISH 1913-09-26
11 Bidens micrantha subsp. kalealaha Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Forbes, C.N. 2148 Maui BISH 1920-04-05
12 Bidens micrantha subsp. kalealaha Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Medeiros, A.C. 302 Maui BISH 1982-11-05
13 Bidens micrantha subsp. kalealaha Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen 214 BISH
14 Bidens micrantha subsp. kalealaha Locality redacted. Contact Bishop Museum Botany Department for details 533.4 m Preserved_Specimen Munro, G.C. 482 Lanai BISH 1929-10-15
15 Bidens micrantha subsp. kalealaha Locality redacted. Contact Bishop Museum Botany Department for details Precipitous head wall of small canyon Preserved_Specimen 5 ft. shrub, leaves shiny. F. Gander notes but typical in having large outer involucral bracts. Hatheway, W.H. 470 Maui BISH 1950-11-24
16 Bidens micrantha subsp. kalealaha Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Munro, G.C. 122 Lanai BISH 1913-09-26
17 Bidens micrantha subsp. kalealaha Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Rock, J.F.C. 8008 Lanai BISH 1910-07-28
18 Bidens micrantha subsp. kalealaha Locality redacted. Contact Bishop Museum Botany Department for details Very eroded, sparsely vegetated rotten rock slope with Hyparrhenia hirta, Schinus terebinthifolius, Emilia fosbergii, Osteomeles anthyllidifolia, Melinis repens, Syzygium cumini, Conyza bonariensis, Styphelia tameiameiae, Myrica faya. Preserved_Specimen Total of 3 adults and 15+ seedlings; largest plant is ca 4 ft tall, leaning over, stem 0.75 inches thick at the base, growing out of a clump of molasses grass. Imada, C. 200253 Lanai BISH 2002-08-13
19 Bidens micrantha subsp. kalealaha Locality redacted. Contact Bishop Museum Botany Department for details Steep, open slope with soil, 2/3 way up slope to rim. Growing with Osteomeles, Pteridium, Styphelia, Metrosideros, Conyza, Melinis minutiflora, Pluchea carolinensis, Psidium cattleianum, Myrica faya, Dodonaea, Hyparrhenia hirta, some Syzygium cumini; Eucalyptus plantings further upslope. Preserved_Specimen Colony of ca 20 adult, flowering plants. Imada, C. 20036 Lanai BISH 2003-05-02
20 Bidens micrantha subsp. kalealaha Locality redacted. Contact Bishop Museum Botany Department for details Disturbed Dodonaea Lowland Dry Shrubland, dominated by Dodonaea viscosa. No overstory trees. Also with Osteomeles anthyllidifolia, Styphelia tameiameiae, Sida fallax, Metrosideros polymorpha, Waltheria indica. Melinis minutiflora a significant weedy grass component; other aliens include Lantana camara, Psidium guajava, Schinus terebinthifolius, Cymbopogon refractus, Asclepias physocarpa. Preserved_Specimen Part of a sizable population of over 100 plants in all size classes from seedling to adult; adult plants range up to 4 ft tall. The population looks healthy, and there are no signs of ungulate (specifically deer) presence Imada, C. 200255 Lanai BISH 2002-08-13
21 Bidens micrantha subsp. kalealaha Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Hobdy, R.W. 959 Maui BISH 1980-12-18
22 Bidens micrantha subsp. kalealaha Locality redacted. Contact Bishop Museum Botany Department for details Dodonaea Lowland Dry Shrubland. Revisit to a site recently cleared of Melinis minutiflora by BISH staff and volunteers (see Imada 2002-55). Preserved_Specimen Plants in full flower and fruit at this time. Many seeds collected for germination. Puttock, C.F. Lanai BISH 2003-06-06
23 Bidens micrantha subsp. kalealaha Locality redacted. Contact Bishop Museum Botany Department for details Sophora chrysophylla sub-alpine shrub. W/ Leptecophylla, Dodonaea, Santalum haleakalae, Coprosma ernodeoides, C. montana, Bidens micrantha kalealaha, Asplenium trichomanes, A. adiantum-nigrum, Luzula hawaiiensis, Osteomeles, Deschampsia nu. Preserved_Specimen Shrub up to 2 m, stems brown or tinged purple, leaves green with purple tinge, flowers terminal or on lateral branching, ca 200 along small lip of gulch, in flower and seed. Wood, K.R. 13703 Maui BISH 2009-04-22
24 Bidens micrantha subsp. kalealaha Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Medeiros, A.C. 569 Maui BISH 1983-10-11
25 Bidens micrantha subsp. kalealaha Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Forbes, C.N. 148 Lanai BISH 1913-06-01