Melicope kaalaensis

(H.St.John) T.G.Hartley & B.C.Stone (1989)

This name is accepted

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

alani, alani kuahiwi

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Description

Key Characters:

Growth Form: Small or medium-sized trees ca. 3–7 m tall, new growth densely yellowish or yellowish white tomentose and with a waxy scurf.

Stems:

Roots:

Leaves: Leaves simple. Opposite. Blades ovate–elliptic, oblong–ovate, or broadly oblong–elliptic; 4–23 cm long, 2–9.5 cm wide. Apex acute to obtuse and usually mucronulate. Base weakly cordate or rounded. Upper surfaces glabrous; lower surfaces sparsely to moderately puberulent, more densely so along midrib, sometimes becoming sparsely so with age;, with a strong anise odor, coriaceous; upper surfaces dark and glossy; lower surfaces paler with reddish brown veins. Margins entire. Lateral veins usually 10–18 pairs, prominent on lower surface, slightly ascending, connected by a slightly arched vein usually 2–7 mm from margin, venation pinnate, lateral veins connected by an arched submarginal vein, higher order venation forming a reticulate pattern. Petioles stout, 10–35 mm long, usually puberulent. Stipules absent.

Flowers: Flowers 4–9 in cymes, puberulent throughout, peduncles 15–95 mm long, pedicels 5– 12 mm long, bracts small, opposite. Calyx of 4 sepals; sepals imbricate, staminate flowers with sepals ovate, ca. 5 mm long, puberulent, pistillate flowers with sepals ovate, ca. 4 mm long, puberulent. Corolla of 4 petals, valvate; staminate flowers petals deltate–ovate, ca. 8 mm long, puberulent externally, glabrous within, pistillate flowers petals pinkish, deltate–ovate, ca.7 mm long, 4–5 mm wide, puberulent externally, glabrous within. Stamens 8, in 2 whorls, distinct, reduced but always present in functionally pistillate flowers, pistillate flowers with stamens rudimentary. Ovary superior (pistillate flowers), carpels connate, only slightly distinct at apex to almost entirely distinct, densely yellowish pubescent, on a slightly paler, puberulent nectary disk; ovules 2 per cell, hemitropous, 1 ascending; style 1, terminating in 4 short stigmatic branches, ; style ca. 3.5 mm long, hirtellous. 4-celled and 4-lobed; staminate flowers ovary and nectary disk reduced, puberulent; style short hirtellous.

Fruit: Capsules green; 20–35 mm wide; carpels connate ⅓–½ their length; 9– 17 mm long; reflexed after dehiscence; exocarp puberulent; endocarp densely puberulent. the carpels dehiscing along the upper suture. Seeds 1–2 per carpel; ca. 6–8 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 forest and perhaps wet forest.

Elevation Range: 520–860 m.

Historical Distribution

Images

Uses and Culture

USES

Natural History

Statewide Status

Endemic

Island Status

O'ahu Endemic

Dispersal Agents


Pollinators

Bibliography

Name Published In: Taxon 38: 121 (1989)

Other References

Wagner et al. 1990:1190 (O [as Pelea kaalaensis]); Hartley & Stone 1989:121 (COMBNOV, Syn. P. kaalaensis = M. kaalaensis)

Occurrences

SNo. Scientific Name Locality Habitat Basis of Record Description Recorded By Record Number Island Source Date
1 Melicope kaalaensis Palehua, Waianae Mts Preserved_Specimen Forbes, C.N. 1675 Oahu BISH 1911-04-01
2 Melicope kaalaensis Haleauau, Waianae Mts., between Kaala and Schofield Preserved_Specimen small tree Herbst, D.R. 1929 Oahu BISH 1971-03-15
3 Melicope kaalaensis Makaha Valley, Waianae Mts moist woods Preserved_Specimen 8 m x 8 cm tree; capsule cuboid, 28 mm diam. St.John, H. 24865 Oahu BISH 1952-11-30
4 Melicope kaalaensis Waianae, Palihua Preserved_Specimen Skottsberg, C.J.F. 343 Oahu BISH 1922-08-25
5 Melicope kaalaensis Palehua, Waianae Mts Preserved_Specimen Forbes, C.N. 1675 Oahu BISH 1911-04-01
6 Melicope kaalaensis Kunia trail, E of Puu Kanehoa, Waianae Mts Preserved_Specimen Stone, B.C. 3315 Oahu BISH 1960-03-26
7 Melicope kaalaensis Kaala Range, Makaha Valley Preserved_Specimen Forbes, C.N. Oahu BISH 1909-02-12
8 Melicope kaalaensis Palihua, Honouliuli Preserved_Specimen Russ, G.W. Oahu BISH 1933-05-01
9 Melicope kaalaensis Kaala Range, Makaha Valley Preserved_Specimen Forbes, C.N. Oahu BISH 1909-02-12
10 Melicope kaalaensis Kaala Range, Makaha Valley Preserved_Specimen Forbes, C.N. Oahu BISH 1909-02-12
11 Melicope kaalaensis Waianae Mts., E ridge, Puu Kanehoa, Honouliuli moist woods Preserved_Specimen 20' x 6 tree; crushed leaves with faint resinous odor St.John, H. 14056 Oahu BISH 1934-01-07
12 Melicope kaalaensis summit of Piko trail to spur between Makua and Kahanahailei valleys forest Preserved_Specimen Degener, O. 8523 Oahu BISH 1932-07-10
13 Melicope kaalaensis Waianae Mts., above Kunia, Kanehoa to Puu Kaua, ridge, head of large valley Preserved_Specimen 15' tree; large carpel Pearsall, G.A. 469 Oahu BISH 1959-09-01
14 Melicope kaalaensis Kaala, Waianaeuka wooded gulch Preserved_Specimen 20' x 4 tree; crushed leaves with faint resinous odor; capsules 25-34 mm diam., cuboid, scarcely lobed when mature St.John, H. 12919 Oahu BISH 1933-01-08
15 Melicope kaalaensis Piko trail summit, rim of Makua Valley to middle of Kahanahaiki Valley forest Preserved_Specimen Degener, O. 8567 Oahu BISH 1933-07-18
16 Melicope kaalaensis base Kaala, end of Schofield fire break trail forest Preserved_Specimen Degener, O. 8522 Oahu BISH 1932-03-13
17 Melicope kaalaensis Kanehoa ridge Preserved_Specimen large shrub; single old capsule Takeuchi, W.N. 1853 Oahu BISH 1984-11-18
18 Melicope kaalaensis Waianae Mts., Puu Kanehoa, NE ridge, above Kunia trail Alectryon, Pelea, Bobea Preserved_Specimen Stone, B.C. 3624 Oahu BISH 1961-08-27
19 Melicope kaalaensis Waianae Mts., Puu Kanehoa, toward summit Preserved_Specimen trees; leaves broadly ovate subpeltate, pubescent beneath; petals light green, puberulent; sepals cinereous Stone, B.C. 3457 Oahu BISH 1960-04-30
20 Melicope kaalaensis Kunia trail, E of Puu Kanehoa, Waianae Mts Preserved_Specimen tree; fragrant; hairy; cyems and novellae scurfy puberulent; pollen yellow; disc and ovary pubescent; disc yellow; ovary green; stigma white; style short, ~absent Stone, B.C. 3287 Oahu BISH 1960-03-26
21 Melicope kaalaensis Kanehoa ridge Preserved_Specimen large shrub; single old capsule Takeuchi, W.N. 1853 Oahu BISH 1984-11-18
22 Melicope kaalaensis Makaha Valley, Waianae Mts., ridge rain forest Preserved_Specimen 10 m x 2 dm tree; leaves with resinous odor when crushed St.John, H. 25112 Oahu BISH 1953-05-03
23 Melicope kaalaensis Kawiwi-Kaala ridge, Waianae Kai wooded Preserved_Specimen 7 m x 2 dm tree; leaves above dull green, a little shiny, below paler and pilose St.John, H. 17609 Oahu BISH 1935-03-31
24 Melicope kaalaensis Pua Kaua wet; Metrosideros polymorpha, Myrsine sandwicensis, Astelia menziesiana, Coprosma longifolia, Melicope peduncularis Preserved_Specimen 2-3 m tree; flower, fruit Wood, K.R. 10638 Oahu BISH 2004-03-31
25 Melicope kaalaensis Kunia trail, E of Puu Kanehoa, Waianae Mts Preserved_Specimen tree; strong odor Stone, B.C. 3243 Oahu BISH 1960-03-26
26 Melicope kaalaensis Waianae Mts., above Kunia, Kanehoa to Puu Kaua, ridge, head of large valley Preserved_Specimen 15' tree; large carpel Pearsall, G.A. 469 Oahu BISH 1959-09-01