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Melicope cornuta var. cornuta

This name is accepted

Kingdom: Viridiplantae Phylum: Magnoliophyta Class/Clade: Eudicot-Rosids Order: Sapindales Family: Rutaceae Genus: Melicope

Description

Key Characters:

Growth Form: Erect palmoid shrubs 1–2(–7) m tall.

Stems: Main stem up to 2 cm in diameter, few–branched, branches ascending, leafy toward apex, glabrous throughout except new growth and young inflorescences, wood somewhat brittle, with a pepsin-like odor when freshly broken.

Roots:

Leaves: Leaves simple. Opposite. Blades narrowly obovate to oblong–spatulate, 12–40 cm long, 5–13 cm wide. Apex bluntly obtuse to acute. Base abruptly truncate or obtuse at juncture to petiole. Surfaces glandular punctate. Margins entire. Lateral veins ascending, connected by a deeply arched vein, midrib sulcate on upper surface. Petioles 2–10 mm long. Stipules absent.

Flowers: Flowers (3–)9–15 in axillary, cymose–fasciculate inflorescences, on lower stems below current leaves, peduncles nearly obsolete, pedicels 5–10 mm long, glabrous; bracts hirtellous when young. Flowers bisexual (perfect), actinomorphic. Calyx of 4 sepals, in imbricated pairs, suborbicular, 3–4 mm long, 5–6 mm wide, glabrous, margins ciliolate. Corolla of 4 petals, white or cream, broadly lanceolate, slightly imbricate, 9–16 mm long, ciliolate, otherwise glabrous. Stamens 8; filaments white, nearly completely connate into a staminal tube; anthers dithecal, subsessile on lobes of staminal tube, elongate, base subhastate, alternately larger and smaller. Ovary superior, 4-carpellate, 4-lobed, the carpels connate ½–¾ their length, placentation axile; styles at first connate, but later strongly divergent as the fruit matures; stigmas linear; ovules 5–8 per carpel, pendulous on short, broad funiculi; style columnar; stigmas linear, erect, connate, slightly thickened apically.

Fruit: Fruit cruciate; chartaceous; 16–33 mm in diameter; glabrous; carpels 10–16 mm long; upper part widely spreading in fruit; apex short–beaked; the beak 0.5–2 mm long. Seeds 8 per carpel; embryo with thin; broad; rounded cotyledons; hypocotyl very short; embedded in white endosperm.

Ploidy: 2n = 36*

Habitat: Mesic forest.

Elevation Range: 340–920 m.

Historical Distribution

Uses and Culture

USES

Natural History

Statewide Status

Endemic

Island Status

O'ahu Endemic

Dispersal Agents


Pollinators

Bibliography

Other References

Wagner et al. 1990:1210 (O [as Platydesma cornuta var. cornuta]); Appelhans et al. 2017:129 (COMBNOV, Syn. P. c. var. cornuta = M. c. var. cornuta)

Occurrences

SNo. Scientific Name Scientific Name Authorship Locality Habitat Basis of Record Recorded By Record Number Island Source Date
1 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Hosaka, E. Y. 1017 Oahu US 5/6/1933
2 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN h. st. john 10094 Kauai US 11/30/1929
3 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN e. y. hosaka s.n. Oahu US 5/6/1933
4 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN j. f. rock 8833 Oahu US
5 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Hosaka, E. Y. s.n. Oahu US 5/6/1933
6 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN o. degener, k. park, d. l. topping & w. bush 8620 Oahu US 5/31/1931
7 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Degener, O.; Park, K.; Topping, D. L.; Bush, W. 8620 Oahu US 5/31/1931
8 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN s. carlquist 2210 Maui US
9 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN hosaka, e.y. collector number: 1017 Oahu BISH 5/6/1933
10 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN St. John, H. 10094 Kauai US 11/30/2029
11 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Rock, J. F. 8833 Oahu US 8/11/2020
12 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information Along moist stream bed. PRESERVED_SPECIMEN Hosaka, E.Y. 844 Oahu BISH 11/13/1932
13 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information In shade of Metrosideros polymorpha trees, with Xylosma, Broussaisia, Pipturus. PRESERVED_SPECIMEN carlquist, s. collector number: 2210 Oahu BISH 8/22/1966
14 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN forbes, c.n. collector number: s.n. Oahu BISH 2/14/1908
15 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Rock, J.F.C. 62 Oahu BISH 11/14/1908
16 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN e. y. hosaka 1017 Oahu US 5/6/1933
17 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Lyon, H.L. s.n. Oahu BISH 4/20/1934
18 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information In shade of Metrosideros polymorpha trees, with Xylosma, Broussaisia, Pipturus. PRESERVED_SPECIMEN Carlquist, S. 2210 Oahu BISH 8/22/1966
19 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN pearsall, g.a. collector number: s.n. Oahu BISH
20 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Rock, J.F.C. 8833 Oahu BISH 8/1/1911
21 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information Wet gulch up slope. PRESERVED_SPECIMEN Cowan, R.S. 505 Oahu BISH 2/9/1947
22 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Rock, J.F.C. s.n. Oahu BISH 10/1/1912
23 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN degener, o. collector number: s.n. Oahu BISH
24 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information Steep slopes. Metrosideros forest w/ Phyllostegia, Viola, Delissea, Cyanea, Charpentiera, scattered plants. PRESERVED_SPECIMEN perlman, s.p. obata, j.; weller, s. collector number: 5232 Oahu BISH 2/22/1987
25 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN rock, j.f.c. collector number: 62 Oahu BISH 11/14/1908
26 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN hillebrand, w.b. lydgate, j.m. collector number: s.n. Oahu BISH
27 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Hillebrand, W.B. s.n. Oahu BISH
28 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information Moist forest PRESERVED_SPECIMEN st.john, h. hosaka, e.y. collector number: 20167 Oahu BISH 2/9/1941
29 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN lyon, h.l. collector number: s.n. Oahu BISH 9/15/1926
30 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN skottsberg, c.j.f. collector number: 1815 Oahu BISH 9/15/1926
31 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information Swampy woods near ridge. PRESERVED_SPECIMEN St. John, H. 10094 Oahu BISH 11/30/1929
32 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Lyon, H.L. s.n. Oahu BISH 9/15/1926
33 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Forbes, C.N. s.n. Oahu BISH 11/14/1908
34 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information Wooded bank. PRESERVED_SPECIMEN St. John, H. 10465 Oahu BISH 4/6/1930
35 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information Mixed alien lowland vegetation. Associates are Syzygium cumini, Psidium guajava, Clidemia hirta, Urochloa maxima. PRESERVED_SPECIMEN hillebrand, w.b. collector number: s.n. Oahu BISH
36 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Degener, O. s.n. Oahu BISH
37 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Pearsall, G.A. s.n. Oahu BISH
38 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN hosaka, e.y. collector number: 123 Oahu BISH 1/12/1930
39 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information In wet forest PRESERVED_SPECIMEN webster, g.l. collector number: 1610 Oahu BISH 5/23/1948
40 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN forbes, c.n. collector number: 1712.o Oahu BISH 4/9/1911
41 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN lyon, h.l. rock, j.f.; caum, e.l.; mceldowney, g.a. collector number: s.n. Oahu BISH 4/20/1934
42 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information growing among mossy rocks beneath dense fern groundcover in upper end of gulch in forest. Open Metrosideros-Acacia koa forest with open understory of Ilex, Cheirodendron, Myrsine, Clermontia lindseyana, and Smilax spp. PRESERVED_SPECIMEN rock, j.f.c. collector number: 62 Hawaii BISH 8/23/1908
43 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN rock, j.f.c. collector number: 455 Oahu BISH 12/24/1908
44 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Rock, J.F.C. s.n. Oahu BISH
45 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information Lowland wet secondary forest/roadside area. PRESERVED_SPECIMEN forbes, c.n. thompson, c.r. collector number: 1382.o Oahu BISH 5/8/1909
46 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Rock, J.F.C. 455 Oahu BISH 12/24/1908
47 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Rock, J.F.C. 8833 Oahu BISH 8/1/1911
48 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Forbes, C.N. s.n. Oahu BISH 2/14/1908
49 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Forbes, C.N. 1010 Oahu BISH 1/6/1909
50 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN rock, j.f.c. shaw collector number: s.n. Oahu BISH 10/1/1912
51 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information Metrosideros-Acacia mesic forest with Alphitonia ponderosa, Santalum pyrularium, Leptecophylla tameamea, Coprosma waimeae, Dodonaea viscosa, Wikstroemia furcata, Melicope ovata, M. barbigera, Cyanea leptostegia PRESERVED_SPECIMEN st.john, h. collector number: 10465 Kauai BISH 4/6/1930
52 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information Wet gulch up slope. PRESERVED_SPECIMEN cowan, r.s. collector number: 505 Oahu BISH 2/9/1947
53 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information Steep slopes. Metrosideros forest w/ Phyllostegia, Viola, Delissea, Cyanea, Charpentiera, scattered plants. PRESERVED_SPECIMEN Perlman, S. 5232 Oahu BISH 2/22/1987
54 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information Moist wooded valley. PRESERVED_SPECIMEN st.john, h. collector number: 11575 Oahu BISH 3/6/1932
55 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information Moist forest PRESERVED_SPECIMEN St. John, H. 20167 Oahu BISH 2/9/1941
56 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Hillebrand, W.B. s.n. Oahu BISH
57 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information In wet forest PRESERVED_SPECIMEN Webster, G.L. 1610 Oahu BISH 5/23/1948
58 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN rock, j.f.c. collector number: s.n. Oahu BISH
59 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN rock, j.f.c. collector number: 8833 Oahu BISH 8/8/1911
60 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Hosaka, E.Y. 123 Oahu BISH 1/12/1930
61 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN rock, j.f.c. collector number: 8833 Oahu BISH 8/8/1911
62 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Forbes, C.N. 1712.O Oahu BISH 4/9/1911
63 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Suehiro, A. 137 Oahu BISH 10/16/1932
64 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN suehiro, a. collector number: 137 Oahu BISH 10/16/1932
65 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN rock, j.f.c. collector number: 62 Oahu BISH 8/23/1908
66 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information Along moist stream bed. PRESERVED_SPECIMEN hosaka, e.y. collector number: 844 Oahu BISH 11/13/1932
67 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Rock, J.F.C. s.n. Oahu BISH
68 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information Moist woods on ridge PRESERVED_SPECIMEN St. John, H. 10642 Oahu BISH 11/9/1930
69 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information Moist wooded valley. PRESERVED_SPECIMEN St. John, H. 11575 Oahu BISH 3/6/1932
70 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN st.john, h. collector number: 10642 BISH 11/9/1930
71 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information Open Euphorbia forest. PRESERVED_SPECIMEN st.john, h. collector number: 10094 Hawaii BISH 11/30/1929
72 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Forbes, C.N. 1382.O Oahu BISH 5/8/1909
73 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN rock, j.f.c. collector number: s.n. Oahu BISH
74 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Rock, J.F.C. 62 Oahu BISH 8/23/1908
75 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information Along moist wooded gully. PRESERVED_SPECIMEN Hosaka, E.Y. 1017 Oahu BISH 5/6/1933
76 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information Metrosideros- Dicranopteris linearis lowland wet forest. PRESERVED_SPECIMEN Steve Perlman 23652 Oahu PTBG 8/22/2013
77 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information Metrosideros-Dicranopteris Lowland Wet Forest PRESERVED_SPECIMEN K. R. Wood 2319 Oahu PTBG 1/26/1993
78 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Skottsberg, C.J.F. 1815 Oahu BISH 9/15/1926
79 Melicope cornuta var. cornuta Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN forbes, c.n. collector number: 1010 Oahu BISH 1/6/1909
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