Dubautia laxa subsp. pseudoplantaginea

(Skottsb.) G.D.Carr (1985)

This name is accepted

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

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Description

Key Characters:

Growth Form: Shrubs up to ca. 5 m tall.

Stems:

Roots:

Leaves: Leaves simple. Opposite. Blades elliptic, oblanceolate, or oblong Apex acuminate or acute. Base attenuate or petioloid. Margins ciliate or serrate/dentate.

Flowers:

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

Ploidy:

Habitat:

Elevation Range:

Historical Distribution

Images

Uses and Culture

USES

Natural History

Statewide Status

Endemic

Island Status

O'ahu Endemic

Dispersal Agents


Pollinators

Bibliography

Name Published In: Allertonia 4(1): 69 (1985)

Other References

Wagner et al. 1990:301 (O)

Occurrences

SNo. Scientific Name Locality Habitat Basis of Record Description Recorded By Record Number Island Source Date
1 Dubautia laxa subsp. pseudoplantaginea Kaipapau 884 m Preserved_Specimen Suehiro, A. Oahu BISH 1933-10-15
2 Dubautia laxa subsp. pseudoplantaginea Maakua-Papali ridge, Kaipapau forest Reserve, Hauula Wooded ridge. Preserved_Specimen 8 ft. shrub St.John, H. 13363 Oahu BISH 1933-10-15
3 Dubautia laxa subsp. pseudoplantaginea Koolau Range, Manana Trail, ridge top, mile 4 ohia forest; over 3 humps in trail, and down drainage on either side Preserved_Specimen 3 m; most in bud, coming into flower McGlaughlin, M.E. 6 Oahu BISH 2001-09-08
4 Dubautia laxa subsp. pseudoplantaginea Waipio-Waiawa Ridge Rain forest Preserved_Specimen MacDaniels, L.H. 49 Oahu BISH 1926-10-06
5 Dubautia laxa subsp. pseudoplantaginea Koolau Mountains; Hauula, ridge SE Maakua Gulch Wet forest. Preserved_Specimen Bush 2.5 m tall. Fosberg, F.R. 10338 Oahu BISH 1933-10-15
6 Dubautia laxa subsp. pseudoplantaginea Waimano Trail Rain forest undergrowth. Preserved_Specimen Erect shrub 2-3 m. Not in flower or fruit. Bryan Jr., E.H. 1519 Oahu BISH 1941-03-23
7 Dubautia laxa subsp. pseudoplantaginea Aiea Ridge, within 0.5 mile of the trail terminus Growing in open aspect summit community. Notable associate is Rollandia angustifolia. Preserved_Specimen 6-7 ft. shrub. Hundreds of plants seen - only this in flower. Takeuchi, W.N. 239 Oahu BISH 1984-07-08
8 Dubautia laxa subsp. pseudoplantaginea Waimano Trail Rain forest undergrowth. Preserved_Specimen Branching shrub 3-4 m. Not in flower or fruit. Bryan Jr., E.H. 1524 Oahu BISH 1941-03-23
9 Dubautia laxa subsp. pseudoplantaginea Koolau Range; Waimano Trail Near rain-swept summit. Preserved_Specimen Degener, O. 10040 Oahu BISH 1935-10-06
10 Dubautia laxa subsp. pseudoplantaginea Koolau Mountains; Waipio, Kipapa Gulch Wet wooded ridge. Preserved_Specimen 8 ft. tree, bushy. Hosaka, E.Y. 1233 Oahu BISH 1933-11-12
11 Dubautia laxa subsp. pseudoplantaginea Koolauloa; Pupukea Forest Metrosideros forest. Preserved_Specimen 9 ft. shrub. Grant, M.L. 7158 Oahu BISH 1934-08-01
12 Dubautia laxa subsp. pseudoplantaginea Koolau Range; Maakua-Papali Ridge, Hauula Low scrubby Metrosideros rain forest along ridge line, with Dicranopteris linearis undergrowth. Preserved_Specimen Woody shrub 5 ft. high Urata, U. Oahu BISH 1952-10-26
13 Dubautia laxa subsp. pseudoplantaginea Koolau Range, Manana, mile marker 4 Metrosideros, uluhe, Clidemia, dyanella Preserved_Specimen 2-3 m McGlaughlin, M.E. 89 Oahu BISH 2002-10-10
14 Dubautia laxa subsp. pseudoplantaginea Koolau Mountains; Waipio, Kipapa Gulch Wet wooded ridge. Preserved_Specimen Tree 5 ft. high, bushy. Hosaka, E.Y. 1231 Oahu BISH 1933-11-12
15 Dubautia laxa subsp. pseudoplantaginea Koolau range, ridge of Hauula Ridge trail Rocky cliffs. Preserved_Specimen Shrub to 4 m.; flowers yellow. Growing next to 94-0911-4/5 (D. cf. laxa). Kiehn, M. 94091142 Oahu BISH 1994-01-01
16 Dubautia laxa subsp. pseudoplantaginea Koolau Mountains; Hauula, ridge SE Maakua Gulch Wet forest. Preserved_Specimen Bush 2.5 m tall. Fosberg, F.R. 10338 Oahu BISH 1933-10-15
17 Dubautia laxa subsp. pseudoplantaginea Manana Trail, approx. 1 mile from summit Along ridgeline in uluhe under `ohi`a canopy. Preserved_Specimen 2 m highly branched shrub. Takeuchi, W.N. 13 Oahu BISH 1983-09-04
18 Dubautia laxa subsp. pseudoplantaginea Koolauloa; Pupukea Forest Metrosideros forest. Preserved_Specimen 9 ft. shrub. Grant, M.L. 7158 Oahu BISH 1934-08-01
19 Dubautia laxa subsp. pseudoplantaginea Koolau Range; Waimano Trail Near rain-swept summit. Preserved_Specimen Degener, O. 10040 Oahu BISH 1935-10-06
20 Dubautia laxa subsp. pseudoplantaginea Kawailoa In moist rain forest on ridge. Preserved_Specimen Small tree or tall shrub , much branched. 3 to 4 m tall. Yellow-orange flowers Bryan Jr., E.H. 818 Oahu BISH 1934-10-02
21 Dubautia laxa subsp. pseudoplantaginea Koolau Mountains; Waipio, ridge S Kipapa Gulch Thick brush. Preserved_Specimen Shrub 2 m tall. Fosberg, F.R. 8667 Oahu BISH 1932-09-18
22 Dubautia laxa subsp. pseudoplantaginea Nuuanu-Kalihi Ridge Preserved_Specimen Skottsberg, C.J.F. 172 Oahu BISH 1922-08-13
23 Dubautia laxa subsp. pseudoplantaginea Maakua-Papali Ridge; Kaipapau Forest Reserve. Hauula On side of trail in rain forest Preserved_Specimen Shrub-like tree 5 ft. tall. Yoshioka, T. Oahu BISH 1933-10-15
24 Dubautia laxa subsp. pseudoplantaginea Koolau Mountains summit; Waipio, above Kipapa Gulch Scrubby rain forest. Preserved_Specimen Bush 2 m tall. Fosberg, F.R. 8702 Oahu BISH 1932-09-18
25 Dubautia laxa subsp. pseudoplantaginea Manana Trail, near summit At edge of crestline with Prychotria & uluhe. Preserved_Specimen 2-3 m individual. Takeuchi, W.N. 12 Oahu BISH 1983-09-04
26 Dubautia laxa subsp. pseudoplantaginea Koolau Mountains; Waipio, Kipapa Gulch, S. ridge Wet denuded ridge. Preserved_Specimen Shrub 3 ft. high Hosaka, E.Y. 714 Oahu BISH 1932-09-18
27 Dubautia laxa subsp. pseudoplantaginea Waianae Mountains; Waianaeuka Puu Kaala Moderate forest. Preserved_Specimen Morley, H. 138 Oahu BISH 1933-11-05
28 Dubautia laxa subsp. pseudoplantaginea Koolau Mountains; Waipio, Kipapa Gulch, S. ridge Wet denuded ridge. Preserved_Specimen Hosaka, E.Y. 714 Oahu BISH 1932-09-18
29 Dubautia laxa subsp. pseudoplantaginea Pupukea-Kahuku, summit ridge 1 mile south-east of Black Junction Preserved_Specimen Degener, O. 20732 Oahu BISH 1950-09-19
30 Dubautia laxa subsp. pseudoplantaginea Koolau Mountains; Pupukea Preserved_Specimen Stone, B.C. 3651 Oahu BISH 1961-09-17
31 Dubautia laxa subsp. pseudoplantaginea Koolau Range; ridge between Kahana & Wahiawa Valleys Preserved_Specimen Harris, J.A. 242167 Oahu BISH 1924-08-31
32 Dubautia laxa subsp. pseudoplantaginea Koolau Mountains summit, Laie Trail Preserved_Specimen Funk, E.J. 161 Oahu BISH 1981-05-31
33 Dubautia laxa subsp. pseudoplantaginea North Koolau Range; Peahinaia Ridge, Kawailoa Military Reservation Inventory Preserved_Specimen Stemmermann, R.L. 1279 Oahu BISH 1976-11-14
34 Dubautia laxa subsp. pseudoplantaginea Pupukea-Kahuku, summit ridge near Black Junction Preserved_Specimen Degener, O. 20731 Oahu BISH 1950-09-19
35 Dubautia laxa subsp. pseudoplantaginea Trail to summit from end of Pupukea Road; Kahuku Military Reservation Preserved_Specimen Stemmermann, R.L. 1316 Oahu BISH 1976-11-26
36 Dubautia laxa subsp. pseudoplantaginea Kalihi to Fort Shafter Trail Preserved_Specimen Kerr, M. Oahu BISH 1945-08-06
37 Dubautia laxa subsp. pseudoplantaginea Waiolani Ridge; Lanihuli Trail Preserved_Specimen Forbes, C.N. Oahu BISH 1908-09-17
38 Dubautia laxa subsp. pseudoplantaginea Kalihi & Fort Shafter Trail Preserved_Specimen (Not on sheet) Oahu BISH 1945-08-13
39 Dubautia laxa subsp. pseudoplantaginea Waiolani Ridge; Lanihuli Trail Preserved_Specimen Forbes, C.N. Oahu BISH 1908-09-17
40 Dubautia laxa subsp. pseudoplantaginea Koolau Mountains; Ewa, Manana Trail Preserved_Specimen Linney, G.K. Oahu BISH 1984-06-03
41 Dubautia laxa subsp. pseudoplantaginea Pupukea-Kahuku Trail Preserved_Specimen Krauss, N.H. Oahu BISH 1933-12-17
42 Dubautia laxa subsp. pseudoplantaginea Waiolani Ridge; Lanihuli Trail Preserved_Specimen Forbes, C.N. Oahu BISH 1908-09-17
43 Dubautia laxa subsp. pseudoplantaginea Aiea; below Kawipoo Preserved_Specimen Kondo, Y. Oahu BISH 1951-12-01
44 Dubautia laxa subsp. pseudoplantaginea Waimano Ridge Preserved_Specimen Buck, M. Oahu BISH 1986-06-24