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Dubautia linearis subsp. linearis

This name is accepted

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

kūpaoa, na‘ena‘e

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Description

Key Characters:

Growth Form: Upright (erect) shrub, 1–3 m tall.

Stems:

Roots:

Leaves: Leaves simple. Alternate, opposite, or whorled. Blades linear Apex acute or mucronulate. Base attenuate. Margins entire or revolute.

Flowers:

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

Ploidy:

Habitat:

Elevation Range:

Historical Distribution

Images

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Uses and Culture

USES

Natural History

Statewide Status

Endemic

Island Status

Lana'i Extirpated
Maui Endemic

Dispersal Agents


Pollinators

Bibliography

Other References

Wagner et al. 1990:302 (L, M); Hank Oppenheimer pers. obs./Nagata s.n. BISH 486665 (L†, 1982)

Occurrences

SNo. Scientific Name Locality Habitat Basis of Record Description Recorded By Record Number Island Source Date
1 Dubautia linearis subsp. linearis west Maui, Lahaina District, Kaua`ula Valley, south side, steep rocky slope. in gap between shrubland and forest. Vegetation: Metrosideros, Myrsine, Psychotria, Sophora, Nestegis, Diospyros, Achyranthes, Artemisia, Cyrtomium, Dryopteris, Microlepia, Alyxia, Ipomoea, Cocculus, Vaccinium, Ageratina, Bromus. Preserved_Specimen Single shrub observed, 1 m tall. Oppenheimer, H.L. 101816 Maui BISH 2018-10-19
2 Dubautia linearis subsp. linearis Paupau Ridge, mauka of Lahaina In lower rain forest. Preserved_Specimen Degener, O. 20148 Maui BISH 1949-08-07
3 Dubautia linearis subsp. linearis West Maui, Lahaina District, Kauaula Valley, south side. steep rocky slope. Vegetation: Metrosideros, Myrsine, Psychotrai, Sophora, Nestegis, Diospyros, Achyranthes, Artemisia, Cyrtomium, Dryopteris, Microlepia, Alyxia, Ipomoea, Cocculus, Vaccinium, Ageratina, Bromux. Preserved_Specimen Single shrub observed, 1 meter tall, in gap between shrubland and forest. Oppenheimer, H.L. 101816 Maui BISH 2018-10-19
4 Dubautia linearis subsp. linearis Kanaio Roadside. Preserved_Specimen Medeiros, A.C. 263 Maui BISH 1982-09-02
5 Dubautia linearis subsp. linearis Ca. 4.5 miles E of Ulapalakua On dry a`a lava. Associated with Dodonaea, Osteomeles, Gnaphalium hawaiiense & Nicotiana glauca. Preserved_Specimen Common. Much branched shrub ca. 5 ft. tall. Flowers yellow. Herbst, D.R. 833 Maui BISH 1967-12-31
6 Dubautia linearis subsp. linearis W Maui, Lahaina District, Lihau Lowland Dry Shrubland at 2800 on a cindery bare ridge with Pityrogramma and Rhynchelytrum Preserved_Specimen Welton, P. 924 Maui BISH 1991-07-09
7 Dubautia linearis subsp. linearis Helu, above Luakoi Metrosideros, Styphelia, Dodonaea, Gahnia gahniiformis, Bidens, Dicranopteris, Acacia koa, Eragrostis, Rhynchelytrum, Myoporum Preserved_Specimen shrub with flowers Perlman, S. 10835 Maui BISH 1989-11-08
8 Dubautia linearis subsp. linearis Waiapaa Preserved_Specimen Munro, G.C. 41 Lanai BISH 1914-12-16
9 Dubautia linearis subsp. linearis W Maui, Lahaina District, Lihau Lowland Mixed Mesic Shrubland at 3660 ft on an exposed ridge with 50% bare rock with scattered shrub tussocks of Metrosideros, Styphelia, Dodonaea, Gahnia, Sadleria, Deschampsia, Vaccinium, Sphenomeris, Psilotum, Lysimachia, Sadleria, Dicranopteris and Pityogramma Preserved_Specimen Welton, P. 1305 Maui BISH 1991-08-28
10 Dubautia linearis subsp. linearis Kapano Gulch, W ridge of, behind Lanai City With Metrosideros, Dodonaea & Styphelia. Preserved_Specimen Shrub 1.5 m tall. Nagata, K.M. Lanai BISH 1982-08-27
11 Dubautia linearis subsp. linearis Waiapaa, N Preserved_Specimen Munro, G.C. 370 Lanai BISH 1914-12-16
12 Dubautia linearis subsp. linearis Koele Preserved_Specimen Rock, J.F.C. 8123 Lanai BISH 1910-08-05
13 Dubautia linearis subsp. linearis W Maui, Ridge W of Iao Valley Preserved_Specimen Forbes, C.N. 110 Maui BISH 1910-06-01
14 Dubautia linearis subsp. linearis Koele Preserved_Specimen Rock, J.F.C. 8123 Lanai BISH 1910-08-05
15 Dubautia linearis subsp. linearis Lanai Preserved_Specimen Mann, H. 356 Lanai BISH 1864-01-01
16 Dubautia linearis subsp. linearis Lanai Preserved_Specimen Lanai BISH 1915-10-20
17 Dubautia linearis subsp. linearis East Maui, Auwahi Preserved_Specimen Forbes, C.N. 2092 Maui BISH 1920-03-24
18 Dubautia linearis subsp. linearis Koele Preserved_Specimen Rock, J.F.C. 8059 Lanai BISH 1910-07-27
19 Dubautia linearis subsp. linearis Ca. 4.5 miles E of Ulapalakua on Piilani Hwy Preserved_Specimen Carr, G.D. 962 Maui BISH 1976-11-07
20 Dubautia linearis subsp. linearis East Maui, lava fields of Auahi Preserved_Specimen Rock, J.F.C. 8673 Maui BISH 1910-11-01
21 Dubautia linearis subsp. linearis Kanaio, S slope of Haleakala Preserved_Specimen Forbes, C.N. 1785 Maui BISH 1920-03-01
22 Dubautia linearis subsp. linearis Lanai Preserved_Specimen Mann, H. 356 Lanai BISH 1864-01-01
23 Dubautia linearis subsp. linearis Koele Preserved_Specimen Rock, J.F.C. 8123 Lanai BISH 1910-08-05
24 Dubautia linearis subsp. linearis Koele Preserved_Specimen Rock, J.F.C. 8059 Lanai BISH 1910-07-27
25 Dubautia linearis subsp. linearis East Maui, lava fields of Auahi Preserved_Specimen Rock, J.F.C. 8673 Maui BISH 1910-11-01
26 Dubautia linearis subsp. linearis East Maui, lava fields of Auahi Preserved_Specimen Rock, J.F.C. 8673 Maui BISH 1910-11-01
27 Dubautia linearis subsp. linearis Kohanui Preserved_Specimen Munro, G.C. Lanai BISH 1915-10-20
28 Dubautia linearis subsp. linearis Haleakala Preserved_Specimen Hillebrand, W.B. Maui BISH
29 Dubautia linearis subsp. linearis Ridge west of Lahainaluna Preserved_Specimen Forbes, C.N. Maui BISH 1910-08-01
30 Dubautia linearis subsp. linearis Kanaio Roadside. Preserved_Specimen Medeiros, A.C. 263 Maui BISH 1982-09-02
31 Dubautia linearis subsp. linearis Palawai, top of Manele Grade Shrubs on ridges, dry eroded laterite (red volcanic soil). Preserved_Specimen Sterile. Stone, B.C. 866 Lanai BISH 1955-07-02
32 Dubautia linearis subsp. linearis Kohanui Preserved_Specimen Munro, G.C. Lanai BISH 1915-10-20
33 Dubautia linearis subsp. linearis Koele, mountains near Preserved_Specimen Forbes, C.N. 144 Lanai BISH 1913-06-01
34 Dubautia linearis subsp. linearis Waiakeakua Preserved_Specimen Munro, G.C. 202 Lanai BISH 1927-08-27
35 Dubautia linearis subsp. linearis Haleakala, Kanio NAR, SW rift, down hill from road just E of NAR sign exposed lava Preserved_Specimen 1.5 m tall, 2 m wide, shrub McGlaughlin, M.E. 10 Maui BISH 2001-09-23
36 Dubautia linearis subsp. linearis East Maui, near Hokukano In a`a lava desert. Preserved_Specimen Single 4 ft. high rounded shrub. Degener, O. 19394 Maui BISH 1948-12-27
37 Dubautia linearis subsp. linearis Waiapaa, S, on bench below pali In scrub on bench below pali. Preserved_Specimen Munro, G.C. 370 Lanai BISH 1914-12-16
38 Dubautia linearis subsp. linearis West Maui, Lahaina District, Kauaula Valley, south slope. Rare in understory on steep, rocky slope. Vegetation: Diospyros, Nestegis, Metrosideros, Pleomele, Pittosporum, Dodonaea, Claoxylon, Antidesma, Psychotria, Sophora, Psydrax, Grevillea, Psidium, Osteomeles, Microlepia, Alyxia, Doodia, Dryopteris, Achyranthes. Preserved_Specimen Shrubs to 1.5 meters; flowers yellow. Oppenheimer, H.L. 91307 Maui BISH 2013-09-11
39 Dubautia linearis subsp. linearis West side of Kuapo Gap S of Mt. Haleakala Common on arid cliffs & mostly beyond reach. Preserved_Specimen Degener, O. 12443 Maui BISH 1939-08-11
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