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Wikstroemia villosa

Hillebr. (1888)

This name is accepted

Kingdom: Viridiplantae Phylum: Magnoliophyta Class/Clade: Eudicot-Rosids Order: Malvales Family: Thymelaeaceae Genus: Wikstroemia

‘ākia [akia], kauhi

Description

Key Characters:

Growth Form: Tall shrubs or trees 3–4.5 m tall.

Stems: Young branches yellow silky pubescent, becoming glabrate.

Roots:

Leaves: Leaves simple. Opposite. Blades chartaceous, broadly elliptic to elliptic–ovate, (6.3–)8–13(–15) cm long, (1.8–)3–4(–6) cm wide. Apex acute to acuminate. Base slightly tapering to acute. Upper surfaces dark green; lower surfaces brighter, tomentose to villous, sometimes becoming glabrate. Margins entire. Pinnately veined. Petioles 6–18 mm long, pubescent. Stipules absent.

Flowers: Flowers in peduncles 2–4 mm long, hirsute, rachis 5–25 mm long, hirsute, sometimes furcate, pedicels 1–3 mm long. Flowers bisexual (perfect) or unisexual, yellow, pubescent, becoming glabrate. Calyx tube of staminate and perfect flowers 12–15 mm long, outer lobes 2.5–4.7 mm long, 1.5–2.5 mm wide, inner lobes 2–4mm long, 1.2–1.5 mm wide; Calyx tube of pistillate flowers 6–8 mm long, outer lobes 1.5–2.5 mm long, 1.5–2.2 mm wide, inner lobes 1.3–2 mm long, 1.2–2 mm wide. Corolla (petals) absent. Stamens 8, the lower whorl included, the upper whorl sometimes shortly exserted. Ovary superior, 1-celled; ovules solitary and pendulous.

Fruit: Fruit elliptic; 10–13 mm long; ca. 7 mm in diameter. fruit drupaceous. Seeds without endosperm.

Ploidy:

Habitat: Rare in wet forest on the windward side of Haleakalā.

Elevation Range: 1,220–1,950 m.

Historical Distribution

Uses and Culture

USES

Natural History

Statewide Status

Endemic

Island Status

Maui Endemic

Dispersal Agents


Pollinators

Notes

  • 1,220- 1,950 m
  • Description digitized by Dylan Charter
  • Description digitized from the Manual of the Flowering Plants of Hawaii
  • known from 2 collections, the type and Faurie 1148 (BM), from ridges in Wailuku Valley, West Maui.

Bibliography

Name Published In: Fl. Hawaiian Isl.: 386 (1888)

Other References

Wagner et al. 1990:1290 (EM); Oppenheimer 2011:9 (REDISCOVER/EM)

Occurrences

SNo. Scientific Name Scientific Name Authorship Locality Habitat Basis of Record Recorded By Record Number Island Source Date
1 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN carl skottsberg skottsberg 841 Oahu US 10/18/1922
2 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Hank Oppenheimer H121417 Maui PTBG 12/8/2014
3 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information Mesic forest. PRESERVED_SPECIMEN s. p. perlman, h. l. oppenheimer, p. welton & b. haus 21663 Maui US 5/28/2009
4 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Rock, J.F.C. 8623 Maui BISH 10/1/1910
5 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN rock, j.f.c. collector number: 8623 BISH
6 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN rock, j.f.c. collector number: s.n. Maui BISH 1/7/1909
7 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information Rain-forest. PRESERVED_SPECIMEN Degener, O. 10382 Maui BISH 6/17/1927
8 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information Rain-forest. PRESERVED_SPECIMEN Degener, O. 10380 Maui BISH 6/27/1927
9 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Forbes, C.N. 161.M Maui BISH 7/1/1910
10 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information Exposed windswept area on trail on the summit ridge. PRESERVED_SPECIMEN degener, o. collector number: 10380 Oahu BISH 6/27/1927
11 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information Vegetation: Metrosideros, Melicope, Myrsine, Cheirodendron, Ilex, Sadleria, Diplazium, Rubus. PRESERVED_SPECIMEN oppenheimer, h.l. collector number: h10719 Maui BISH 1/30/2007
12 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Hillebrand, W.B. s.n. Maui BISH
13 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information PreservedSpecimen Rock, J.F.C. Collector Number: 8623 BISH Specimen 10/1/1910
14 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN skottsberg, c.j.f. collector number: 841 Maui BISH 10/18/1922
15 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information Vegetation: Low statured Metrosideros/Dicranopteris Wet Shrubland 2/ Clermontia, Vaccinium, Ilex, Broussaisia, Sadleria, Freycinetia, Psidium, Cheirodendron, Tibouchina, Dubautia, Labordia, Kadua, Melinis, Cyrtandra, Myrsine. PRESERVED_SPECIMEN Oppenheimer, H.L. H91404 Maui BISH 9/10/2014
16 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN hillebrand, w.b. collector number: s.n. Maui BISH
17 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN hillebrand, w.b. collector number: s.n. Maui BISH
18 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Degener, O. 10381 Maui BISH 6/16/1927
19 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Skottsberg, C.J.F. 841 Maui BISH 10/18/1922
20 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information Forest PRESERVED_SPECIMEN topping, d.l. collector number: 10389 [degener] Maui BISH 7/30/1927
21 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN forbes, c.n. collector number: 161.m Oahu BISH 7/1/1910
22 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Munro, G.C. 803 Maui BISH 2/27/1928
23 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN rock, j.f.c. collector number: 8623 Hawaii BISH 10/1/1910
24 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information Vegetation: Metrosideros, Melicope, Myrsine, Cheirodendron, Ilex, Sadleria, Diplazium, Rubus. PRESERVED_SPECIMEN Oppenheimer, H.L. H10719 Maui BISH 1/30/2007
25 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN munro, g.c. collector number: 803 Maui BISH 2/27/1928
26 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN skottsberg, c. 841 GB 10/18/1922
27 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN w. hillebrand GH
28 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information Acacia koa-Metrosideros wet forest. PRESERVED_SPECIMEN Steve Perlman 16049 Maui PTBG 9/3/1997
29 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information Acacia koa- Metrosideros mesic forest. PRESERVED_SPECIMEN Steve Perlman 21663 Maui PTBG 5/28/2009
30 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information Low statured Metrosideros/Dicranopteris wet shrubland. PRESERVED_SPECIMEN Hank Oppenheimer H91406 Maui PTBG 9/10/2014
31 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information Vegetation: Metrosideros Montane Wet Forest. PRESERVED_SPECIMEN Oppenheimer, H.L. H81631 Maui BISH 8/24/2016
32 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information Vegetation: Metrosideros, Cheirodendron, Dicranopteris, Coprosma, Melicope, Ilex, Psidium, Clermontia, Cibotium, Tibouchina, Vaccinium, Broussaisia, Stenogyne, Machaerina, Lycopodiella, Paspalum, Adenophorus. PRESERVED_SPECIMEN Oppenheimer, H.L. H121416 Maui BISH 12/8/2014
33 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information Rare on swampy, saturated ground. Vegetation: Metrosideros, Cheirodendron, Melicope, Leptecophylla, Coprosma, Broussaisia, Ilex, Smilax, Cibotium, Sadleria, Athyrium, Diplazium, Clermontia, Kadua, Dicranopteris, Sticherus, Diplopterygium, Astelia, Uncinia, Elaphoglossum, Asplenium, Dryopteris, Vaccinium, Labordia, Nertera, Carex, Adenophorus, Peperomia, Tibouchina, Juncus, Axonopus. PRESERVED_SPECIMEN Oppenheimer, H.L. H61214 Maui BISH 6/26/2012
34 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information Rare on swampy, saturated ground. PRESERVED_SPECIMEN Hank Oppenheimer H61214 Maui PTBG 6/26/2012
35 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information Vegetation: Low statured Metrosideros/ Dicranopteris Wet Shrubland w/ Clermontia, Vaccinium, Ilex, Broussaisia, Sadleria, Freycinetia, Psidium, Cheirodendron, Tibouchina, Dubautia, Labordia, Kadua, Melinis, Cyrtandra, Myrsine. PRESERVED_SPECIMEN Oppenheimer, H.L. H91405 Maui BISH 9/10/2014
36 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Hillebrand, W.B. s.n. Maui BISH
37 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN forbes, c.n. collector number: 952.m Maui BISH 7/1/1919
38 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information Vegetation: Metrosideros, Melicope, Myrsine, Cheirodendron, Ilex, Sadleria, Diplazium, Rubus. PRESERVED_SPECIMEN Oppenheimer, H.L. Collector Number: H10719 Maui BISH 1/30/2007
39 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN skottsberg, c.j.f. collector number: 841 Maui BISH 10/18/1922
40 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Forbes, C.N. 161.M Maui BISH 7/1/1910
41 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Rock, J.F.C. 8623 BISH 10/1/1910
42 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Forbes, C.N. 952.M Maui BISH 7/1/1919
43 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information Rain-forest. PRESERVED_SPECIMEN degener, o. collector number: 10382 Maui BISH 6/17/1927
44 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Rock, J.F.C. s.n. Maui BISH 1/7/1909
45 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Skottsberg, C.J.F. 841 Maui BISH 10/18/1922
46 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information Forest PRESERVED_SPECIMEN Topping, D.L. 10389 [Degener] Maui BISH 7/30/1927
47 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN forbes, c.n. collector number: 161.m Maui BISH 7/1/1910
48 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN wilhelm hillebrand hillebrand s.n. MO
49 Wikstroemia villosa Hillebr. Contact Bishop Museum Botany department for locality information Mesic forest. PRESERVED_SPECIMEN Perlman, S. P.; Oppenheimer, H. L.; Welton, P.; Haus, B. 21663 Maui US 5/28/2009
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