Melicope hosakae

(H.St.John) W.L.Wagner & R.K.Shannon (1998)

This name is accepted

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

alani, alani kuahiwi

Description

Key Characters:

Growth Form: Shrubs to medium-sized trees 1.2–5(–7) m tall, new growth densely appressed hirtellous.

Stems:

Roots:

Leaves: Leaves simple. Opposite. Blades elliptic, elliptic–ovate, oblong–elliptic, or rarely suborbicular, 7–30 cm long, 4–12 cm wide. Apex rounded to subacute, usually mucronate. Base rounded to cuneate. Upper surfaces glabrous; lower surfaces glabrate to sparsely pubescent; blades thick and coriaceous. Margins entire Flat or strongly revolute. Primary lateral veins usually 15–20 pairs, connected by an arched vein 3–15 mm from margin, higher order venation prominently reticulate on lower surface, upper surface less so, venation pinnate, lateral veins connected by an arched submarginal vein, higher order venation forming a reticulate pattern. Petioles stout, lenticellate, 20–35 mm long. Stipules absent.

Flowers: Flowers 3–12 (–18) in axillary cymes, puberulent throughout, peduncles 5–8(–14) mm long, pedicels 5–12 mm long, bracteoles narrowly ovate, ca. 2 mm long, bracts small, opposite. Calyx of 4 sepals; sepals imbricate, staminate flowers with sepals ovate, ca. 4 mm long, appressed puberulent, pistillate flowers with sepals deltate, ca. 3 mm long, appressed puberulent externally, glabrous within. Corolla of 4 petals, valvate; staminate flowers petals green or sometimes reddish green, oblong–deltate, 7–8 mm long, ca. 3.5 mm wide, minutely puberulent toward apex, pistillate flowers petals green or sometimes reddish green, oblong–deltate, ca. 6.5 mm long and 3 mm wide, glabrate except minutely puberulent toward apex. Stamens 8, in 2 whorls, distinct, reduced but always present in functionally pistillate flowers. Ovary superior (pistillate flowers), 4-celled and 4-lobed, carpels connate, only slightly distinct at apex to almost entirely distinct, densely golden puberulent; ovules 2 per cell, hemitropous, 1 ascending; style 1, filiform, 2–3.2 mm long, hirtellous with ascending hairs in the lower ½, terminating in 4 short stigmatic branches; stigmas dark red, short, clavate. Staminate flowers ovary reduced, puberulent; style hirtellous, ca. 1.5 mm long.

Fruit: Capsules green to pink–tinged; 18–25 mm wide; carpels connate ca. 1/5–⅓ their length; straight to slightly recurved; 8–12 mm long; exocarp moderately puberulent; veins prominent when dry; endocarp densely and uniformly puberulent. the carpels dehiscing along the upper suture; exocarp. Seeds usually 2 per carpel; 4–8 mm long; glossy black when ripe; crustaceous; ovoid; sometimes angled from compression; embryo straight in fleshy endosperm; radicle short; cotyledons compressed; ovate; putamen brown; warty.

Ploidy:

Habitat: Occurring in mesic valleys and forest.

Elevation Range: 490–880 m.

Historical Distribution

Uses and Culture

USES

Natural History

Statewide Status

Endemic

Island Status

O'ahu Endemic

Dispersal Agents


Pollinators

Specimens

Bibliography

Name Published In: Bishop Mus. Occas. Pap. 56: 16 (1998)

Other References

Wagner et al. 1990:1190 (O [as Pelea honoluluensis]); Hartley & Stone 1989:121 (COMBNOV Syn. P. honoluluensis = Melicope honoluluensis); Wagner & Shannon 1998:16 (COMBNOV Syn. M. honoluluensis [nom. illeg.] = M. hosakae)

Occurrences

SNo. Scientific Name Locality Habitat Basis of Record Description Recorded By Record Number Island Source Date
1 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Degener, O. 10555 Oahu BISH 1935-07-04
2 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Edge of steep slopes Preserved_Specimen 4 ft shrub, common along upper section of summit trail Takeuchi, W.N. 2231 Oahu BISH 1985-06-09
3 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Rock, J.F.C. 10215 Oahu BISH 1912-11-01
4 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Cowan, R.S. 246 Oahu BISH 1946-10-20
5 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Garber, D.W. 235 Oahu BISH 1920-02-15
6 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Rock, J.F.C. 912 Oahu BISH 1908-11-14
7 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Forbes, C.N. 1014 Oahu BISH 1909-01-06
8 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Cowan, R.S. 246 Oahu BISH 1946-10-20
9 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Woolford, H.A. 367 Oahu BISH 1956-03-04
10 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Rock, J.F.C. 10215 Oahu BISH 1912-11-01
11 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Skottsberg, C.J.F. 1801 Oahu BISH 1926-09-15
12 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Suehiro, A. Oahu BISH 1932-09-25
13 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Wong, C.C.Y. Oahu BISH 1944-01-01
14 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Sakimura, K. Oahu BISH 1945-05-27
15 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Russ, G.W. Oahu BISH 1933-06-08
16 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Russ, G.W. Oahu BISH 1930-01-01
17 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Forbes, C.N. Oahu BISH 1909-05-03
18 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Rock, J.F.C. 694 Oahu BISH 1908-12-03
19 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Rock, J.F.C. 85692 Oahu BISH 1908-12-03
20 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Metrosideros, Cibotium, Dubautia, Coprosma association Preserved_Specimen Tree to 15ft ht with stiff, ascending branches; leaves stiff, coriaceous, to 20cm length, margins often inrolled Nagata, K.M. 1584 Oahu BISH 1978-02-14
21 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Mts. Preserved_Specimen Forbes, C.N. Oahu BISH 1908-11-14
22 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details In thicket on upper ridge Preserved_Specimen Tree 7 m x 10 dm. St.John, H. 22689 Oahu BISH 1947-05-11
23 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Moist gully Preserved_Specimen Occasional tree, 15 ft. tall. fruits green Crosby, M.R. 1538 Oahu BISH 1964-06-24
24 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Lee side of ridge Preserved_Specimen Small tree Stone, B.C. 3907 Oahu BISH 1960-07-17
25 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Moist woods Preserved_Specimen 18 ft. bushy tree St.John, H. 13080 Oahu BISH 1933-04-15
26 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Open rain-forest, nr summit Preserved_Specimen 15 ft tall tree Degener, O. 19690 Oahu BISH 1947-06-27
27 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Small draw w/ dense uluhe (to 3 m ht), open canopy of scattered ohia Preserved_Specimen Solitary individual w/ sprawling branches max. stem leng. 8 inches. Takeuchi, W.N. 2207 Oahu BISH 1985-06-02
28 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Woods Preserved_Specimen Degener, O. 12767 Oahu BISH 1940-04-28
29 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details In Rubus rosifolius tangle w/ Cyrtandra cordifolia Preserved_Specimen Sall shrub Takeuchi, W.N. 2677 Oahu BISH 1986-07-29
30 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Gully, dense Clidemia and Dicranopteris; no canopy Preserved_Specimen 10 ft shrub Takeuchi, W.N. 2232 Oahu BISH 1985-06-09
31 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details In moist gully Preserved_Specimen 25 ft. tree. Hosaka, E.Y. 1006 Oahu BISH 1933-05-06
32 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details W/ Rubus rosifolius tangle w/ Cyrtandra cordifolia Preserved_Specimen Sall shrub Takeuchi, W.N. 2677 Oahu BISH 1986-07-29
33 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Wooded ridge Preserved_Specimen Tree Hume, E.P. 489 Oahu BISH 1932-02-14
34 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Open woods Preserved_Specimen Small tree St.John, H. 10093 Oahu BISH 1929-11-30
35 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Rain-forest Preserved_Specimen Degener, O. 8570 Oahu BISH 1932-06-22
36 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Wet wooded slope Preserved_Specimen 20 ft. tree Hosaka, E.Y. 1068 Oahu BISH 1933-06-11
37 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Low woods near summit Preserved_Specimen Tree 5 m x 1 dm. ; blades coriaceous shiny dark green above, green below; midribs red below St.John, H. 20325 Oahu BISH 1943-02-21
38 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Growing along the Koolau summit ridge in wet forest. Area dominated by Dicranopteris linearis, Diplopterygium pinnatum, Cheirodendron platyphyllum, Coprosma longifolia, Metrosideros polymorpha, Vaccinium, Sadleria, Cibotium, and others. Also growing with Trema orientalis, Psidium cattleianum, and Angiopteris evecta. Preserved_Specimen 2 m tall tree with a broad canopy. Branches and fruit covered in hairs, the young growth densely pubescent. Capsules fuzzy on outside, lobes cleft 1/2 way. Leaves variously sized, largest ones up to 20 cm. Thomas, M.K. 711 Oahu BISH 2024-08-15
39 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Back of Kalauao Valley just below the summit. On open slopes of small side gulch below the powerline stand on Aiea Ridge Trail. Associated vegetation: Cibotium, Sadleria, Wikstroemia oahuensis, Metrosideros rugosa, Dicranopteris. Preserved_Specimen Small 10 ft tall tree; leaves revolute. Imada, C. 2003189 Oahu BISH 2003-11-17
40 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Growing in mesic/wet forest dominated by Dicranopteris, Sadleria, Metrosideros, Kadua, Antidesma, Myrsine, Cheirodendron, Machaerina, Adenophorus, Elaphoglossum, and others. Preserved_Specimen Medium sized tree growing over trail. Capsules with distinct lobes, carpels connate just past half way in fresh material. Dried capsule connate to about 2/3rds capsule length. Capsules short pubescent on outer surface. Endocarp puberulent with short hairs. Leaves semi revolute, thick and coriaceous. Young growth pubescent. Thomas, M.K. 292 Oahu BISH 2022-03-19
41 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Rain forest Preserved_Specimen Small tree, 4 m. high MacDaniels, L.H. 134 Oahu BISH 1926-12-21
42 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Wooded slope Preserved_Specimen Hosaka, E.Y. 750 Oahu BISH 1932-09-18
43 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Low forest Preserved_Specimen 7 m. tree, lvs. coriacious shining, above bright green, below paler green, midrib straight, each leaf half convex; when crushed, with soapy odor. St.John, H. 20316 Oahu BISH 1942-09-13
44 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Slippery slopes beneath open Syzygium canopy Preserved_Specimen Shrub, most common Pelea, most inds. Fruiting Takeuchi, W.N. 2684 Oahu BISH 1986-07-01
45 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Low forest Preserved_Specimen 7 m. tree, lvs. coriacious shining, above bright green, below paler green, midrib straight, each leaf half convex; when crushed, with soapy odor. St.John, H. 20316 Oahu BISH 1942-09-13
46 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Scrub forest zone, on uluhe covered slopes Preserved_Specimen 8 ft shrub, in a small colony, all inds. In fruit Takeuchi, W.N. 189 Oahu BISH 1984-05-27
47 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Forest Preserved_Specimen Female Degener, O. 12308 Oahu BISH 1939-03-23
48 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Mts. Preserved_Specimen Forbes, C.N. Oahu BISH 1909-05-08
49 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Disturbed Metrosideros wet forest in gulch bottom; Clidemia-infested understory mixed with Xylosma, Broussaisia, Scaevola, Psychotria, native and weedy ferns. Preserved_Specimen Occasional native middlestory tree. Fruit downy. Imada, C. 200441 Oahu BISH 2004-05-19
50 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details In Metrosideros-Dicranopteris linearis lowland wet forest with Antidesma, Clermontia, Cyrtandra, Zanthoxylum, Myrsine, Melicope, Pritchardia, Psychotria, Tetraplasandra, Cheirodendron, Bobea. Preserved_Specimen 2 plants Perlman, S. 5937 Oahu BISH 1987-06-07
51 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Small draw w/ dense uluhe (to 3 m ht), open canopy of scattered ohia Preserved_Specimen Solitary individual w/ sprawling branches max. stem leng. 8 inches. Takeuchi, W.N. 2207 Oahu BISH 1985-06-02
52 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Small draw w/ dense uluhe (to 3 m ht), open canopy of scattered ohia Preserved_Specimen Solitary individual w/ sprawling branches max. stem leng. 8 inches. Takeuchi, W.N. 2207 Oahu BISH 1985-06-02
53 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Moist woods Preserved_Specimen 4 m. shrub. foliage odorless, stems with resinous soapy smell St.John, H. 12109 Oahu BISH 1932-09-25
54 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details In valley head with Metrosideros, Scaevola mollis, Dicranopteris linearis Preserved_Specimen Tree 7 m x 8 cm., herbage wqtih odor sharp resinous, petals greenish, capsule 24 mm. dia; the carpels united 1/4 way St.John, H. 25286 Oahu BISH 1954-03-21
55 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Wet forest Preserved_Specimen 4 m. tree; lvs thick, rigid, glossy above; fruits with pinkish tint. Cowan, R.S. 1005 Oahu BISH 1948-05-23
56 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Low wet forest Preserved_Specimen Smooth leaf type inter-mixed with more prominent venation type, both have same leaf characters otherwise and same capsule pubescence Wagner, W.L. 6903 Oahu BISH 2000-03-09
57 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Moist woods Preserved_Specimen 18 ft. bushy tree St.John, H. 13080 Oahu BISH 1933-04-15
58 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Top of ridge Preserved_Specimen MacDaniels, L.H. 473 Oahu BISH 1927-01-27
59 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Wind-swept crest of ridge Preserved_Specimen Suehiro, A. Oahu BISH 1941-11-23
60 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details In moist gully Preserved_Specimen 25 ft. tree. Hosaka, E.Y. 1006 Oahu BISH 1933-05-06
61 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details In MNetrosideros-Dicranopteris lowland wet forest with Tetraplasandra, Scaevola, Cyrtandra, Melicope, Coprosma, Broussaisia, Antidesma, Wikstroemis, Ilex, Cheirodendron, Clidemia Preserved_Specimen Perlman, S. 6009 Oahu BISH 1987-06-26
62 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Top of ridge Preserved_Specimen MacDaniels, L.H. 473 Oahu BISH 1927-01-27
63 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Rain-forest Preserved_Specimen Degener, O. 10552 Oahu BISH 1935-08-25
64 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Rain forest Preserved_Specimen Tree 5 m. high Webster, G.L. 1614 Oahu BISH 1948-05-23
65 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Small tree Stone, B.C. 3913 Oahu BISH 1960-07-17
66 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Tree Hume, E.P. 110 Oahu BISH 1931-03-08
67 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Tree 15 ft. high Wilbur, R.L. 753 Oahu BISH 1948-05-23
68 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Small tree Wilbur, R.L. 358 Oahu BISH 1947-11-28
69 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Tree 3m. x 10 cm. dbh, Yellow-green fruits Chock, A.K. 440 Oahu BISH 1952-03-16
70 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Small tree, 4 m tall Stone, B.C. 1215 Oahu BISH 1956-03-11
71 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Growing along ridge top Preserved_Specimen Obata, J.K. 85592 Oahu BISH 1985-07-29
72 Melicope hosakae Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Rock, J.F.C. 85144 Oahu BISH 1908-12-03