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Wikstroemia monticola

Skottsb. (1972)

This name is accepted

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

‘ākia [akia], kauhi

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Description

Key Characters:

Growth Form: Small trees up to 3 m tall.

Stems: Young branches appressed pubescent.

Roots:

Leaves: Leaves simple. Opposite. Blades ovate or narrowly to broadly elliptic, 2–5.5 cm long, 0.6–2.8 cm wide. Apex acute or rounded. Base acute or rounded, often ± tapering toward base. Surfaces glabrous, petioles glabrous or puberulent, membranous or coriaceous, 2–5.5 cm long, 0.6–2.8 cm wide. Margins entire. Pinnately veined. Petioles 2–3 mm long. Stipules absent.

Flowers: Flowers in peduncles very short, hirsute, rachis clavate, 2–11 mm long, hirsute, pedicels 0.8–3 mm long. Flowers unisexual, greenish yellow, puberulent, becoming glabrate. Calyx tube of staminate flowers 4–8.5 mm long, outer lobes 1.7–3.5 mm long, 1.3–3.5 mm wide, inner lobes 1.5–3.2 mm long, 1–3.4 mm wide; Calyx tube of pistillate flowers 4–5.5 mm long, outer lobes 2–3.5 mm long, 1.5–3.4 mm wide, inner lobes 1.6–3 mm long, 1.4–3.4 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 dark red; elliptic; 7–13 mm long; 4–10 mm in diameter. fruit drupaceous. Seeds without endosperm.

Ploidy: 2n = 18*

Habitat: Rather common on <i>‘a‘ā</i> lava and in pastures; often in association with <i>Lantana camara</i> and other alien vegetation.

Elevation Range: (250–)450–1,220 m.

Historical Distribution

Uses and Culture

USES

Natural History

Statewide Status

Endemic

Island Status

Maui Endemic

Dispersal Agents


Pollinators

Specimens

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Bibliography

Name Published In: Acta Regiae Soc. Sci. Litt. Gothob., Bot. 1: 70 (1972)

Other References

Wagner et al. 1990:1286 (EM)

Occurrences

SNo. Scientific Name Locality Habitat Basis of Record Description Recorded By Record Number Island Source Date
1 Wikstroemia monticola Locality redacted. Contact Bishop Museum Botany Department for details Dry forest on lava Preserved_Specimen Little Jr., E.L. 31119 Maui BISH 1976-08-26
2 Wikstroemia monticola Locality redacted. Contact Bishop Museum Botany Department for details roadside Preserved_Specimen 4' shrub. Leaves nearly erect, not horizontal. Flowers lemon-yellow with green tint, tube 8-9 mm, lobes 4 mm. Fruits orange. Nagata, K.M. 1658 Maui BISH 1978-07-01
3 Wikstroemia monticola Locality redacted. Contact Bishop Museum Botany Department for details dry gulch, surrounded by cane fields Preserved_Specimen 1-5' shrub or tree Degener, O. 27520 Maui BISH 1961-07-07
4 Wikstroemia monticola Locality redacted. Contact Bishop Museum Botany Department for details persisting in lantana-covered cattle range. Preserved_Specimen Single 9 ft. tree Degener, O. 19355 Maui BISH 1948-12-25
5 Wikstroemia monticola Locality redacted. Contact Bishop Museum Botany Department for details rocks; almost decomposed aa lava Preserved_Specimen Yoshinaga, A.Y. 192 Maui BISH 1968-12-21
6 Wikstroemia monticola Locality redacted. Contact Bishop Museum Botany Department for details On the overgrazed pasture with Osmanthus, Metrosideros etc. Preserved_Specimen Gupta, S. 304 Maui BISH 1967-03-18
7 Wikstroemia monticola Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Blossoms yellow Woolford, H.A. 174 Maui BISH 1955-12-31
8 Wikstroemia monticola Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen A shrub. Gillett, G.W. 2037 Maui BISH 1966-11-26
9 Wikstroemia monticola Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Flowers tubular, yellowish green; shrub-like tree. Alexander, A.M. 5357 Maui BISH 1948-05-20
10 Wikstroemia monticola Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Male flowers. Meebold, A. 10398 Maui BISH 1935-10-01
11 Wikstroemia monticola Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Hobdy, R.W. 2464 Maui BISH 1985-12-17
12 Wikstroemia monticola Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Forbes, C.N. 1923 Maui BISH 1920-03-09
13 Wikstroemia monticola Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Gillett, G.W. 2110 Maui BISH 1967-07-08
14 Wikstroemia monticola Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen ~2.5 m shrub Hobdy, R.W. 2463 Maui BISH 1985-12-17
15 Wikstroemia monticola Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Forbes, C.N. 1799 Maui BISH 1920-03-01
16 Wikstroemia monticola Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Alexander, A.M. 5357 Maui BISH 1948-05-20
17 Wikstroemia monticola Locality redacted. Contact Bishop Museum Botany Department for details Common on aa Preserved_Specimen Forbes, C.N. 1917 Maui BISH 1920-03-09
18 Wikstroemia monticola Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Rock, J.F.C. 8662 Maui BISH 1910-11-01
19 Wikstroemia monticola Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Degener, O. 19354 Maui BISH 1948-12-26
20 Wikstroemia monticola Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Forbes, C.N. 1918 Maui BISH 1920-03-09
21 Wikstroemia monticola Locality redacted. Contact Bishop Museum Botany Department for details Growing in shade of Reynoldsia tree on dry, a'a lava, Preserved_Specimen Shrub about 9 ft. tall with smooth, brown bark; dark green foliage, young leaves are very pale green; yellowish-green flowers Herbst, D.R. 823 Maui BISH 1967-12-26
22 Wikstroemia monticola Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Gillett, G.W. 2110 Maui BISH 1967-07-08
23 Wikstroemia monticola Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Munro, G.C. 157 Maui BISH 1915-02-12
24 Wikstroemia monticola Locality redacted. Contact Bishop Museum Botany Department for details On pastured, Lantana-covered lava slope Preserved_Specimen Single 4 ft. high bush. Degener, O. 26838 Maui BISH 1960-01-17
25 Wikstroemia monticola Locality redacted. Contact Bishop Museum Botany Department for details Open mesic slope with overstory of Acacia mearnsii, Grevillea robusta, Cinnamomum camphora; groundcover of Bryophyllum pinnatum, Cyperus gracilis, Pennisetum clandestinum. Substrate rocky. Preserved_Specimen Shrub 5 ft. tall, with smooth bark mottled white; species only infrequently seen on this slope. Imada, C. 200225 Maui BISH 2002-07-16
26 Wikstroemia monticola Locality redacted. Contact Bishop Museum Botany Department for details Vegetation: Sophora, Dodonaea, Leptecophylla, Osteomeles, Pteris, Dryopteris, Asplenium, Pteridium, Polypodium, Polystichum, Psilotum, Deschampsia, Pinus, Pennisetum, Holcus, Anthoxanthum, Bidens, Ageratina. Preserved_Specimen Uncommon shrubs, fruit orange but other individuals red. Oppenheimer, H.L. 21308 Maui BISH 2013-02-15
27 Wikstroemia monticola Locality redacted. Contact Bishop Museum Botany Department for details collected on aa lava, a shrub 8ft. high or more Preserved_Specimen Rock, J.F.C. 8662 Maui BISH 1910-11-01
28 Wikstroemia monticola Locality redacted. Contact Bishop Museum Botany Department for details Tree in scrub. On aa lava Preserved_Specimen Green berries, W/Lantana, Osmanthus sandwicensis Resnick, J. 108 Maui BISH 1975-08-28
29 Wikstroemia monticola Locality redacted. Contact Bishop Museum Botany Department for details Arid cattle range Preserved_Specimen 3 trees 6 ft. high Degener, O. 27516 Maui BISH 1961-07-05
30 Wikstroemia monticola Locality redacted. Contact Bishop Museum Botany Department for details Lantana covered cattle range Preserved_Specimen flowers nocternal Degener, O. 19354 Maui BISH 1948-12-26
31 Wikstroemia monticola Locality redacted. Contact Bishop Museum Botany Department for details On pastured, Lantana-covered lava slope Preserved_Specimen Single 4 ft. high bush. Female flowers. Degener, O. 26838 Maui BISH 1960-01-17
32 Wikstroemia monticola Locality redacted. Contact Bishop Museum Botany Department for details shaded, windswept slope near ocean Preserved_Specimen 3-6' shrub Degener, O. 27518 Maui BISH 1961-07-03
33 Wikstroemia monticola Locality redacted. Contact Bishop Museum Botany Department for details persisting in lantana-covered cattle range Preserved_Specimen Single 9 ft. tree. Degener, O. 19355 Maui BISH 1948-12-25
34 Wikstroemia monticola Locality redacted. Contact Bishop Museum Botany Department for details on dry exposed aa flow, associated with Reynoldsia sandwicensis, Portulaca, Solanum sodomeum, Pellea ternifolia, Cocculus, Peperomia, etc. Preserved_Specimen Shrub, 4-8 ft. tall Gustafson, R. 2085 Maui BISH 1980-12-13
35 Wikstroemia monticola Locality redacted. Contact Bishop Museum Botany Department for details Remnant dryland forest on weathered `a`a lava. Preserved_Specimen Shrub 1-1.5 m ht, fruit glabrous, orange when ripe. Kirch, P.V. 553 Maui BISH 1996-07-21
36 Wikstroemia monticola Locality redacted. Contact Bishop Museum Botany Department for details Auwahi dryland forest. Dry exotic grassland with native and exotic shrubs and scattered native trees. Preserved_Specimen Higashino, P.K. 9268 Maui BISH 1980-06-25
37 Wikstroemia monticola Locality redacted. Contact Bishop Museum Botany Department for details Collected on aa lava, a shrub 8 ft. high and more. Preserved_Specimen Rock, J.F.C. 8662 Maui BISH 1910-11-01
38 Wikstroemia monticola Locality redacted. Contact Bishop Museum Botany Department for details on 'a'a lava flow dominated by Wikstroemia, Reynoldsia, Leucaena, Lantana, and Myoporum (occassional). Preserved_Specimen Wagner, W.L. 4772 Maui BISH 1983-01-14
39 Wikstroemia monticola Locality redacted. Contact Bishop Museum Botany Department for details on dry hillside, in scrub with Dodonaea, Lipochaeta, Gouania, Lantana and klu. Preserved_Specimen Pearsall, G.A. 23 Maui BISH 1955-12-18
40 Wikstroemia monticola Locality redacted. Contact Bishop Museum Botany Department for details roadside Preserved_Specimen 4' shrub. Leaves nearly erect, not horizontal. Flowers lemon-yellow with green tint, tube 8-9 mm, lobes 4 mm. Fruits orange. Nagata, K.M. 1658 Maui BISH 1978-07-01
41 Wikstroemia monticola Locality redacted. Contact Bishop Museum Botany Department for details On pastured, Lantana-covered lava slope Preserved_Specimen Single 4 ft. high bush. Female flowers. Degener, O. 26838 Maui BISH 1960-01-17
42 Wikstroemia monticola Locality redacted. Contact Bishop Museum Botany Department for details dry gulch, surrounded by cane fields Preserved_Specimen 1-5' shrub or tree Degener, O. 27520 Maui BISH 1961-07-07
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