Leea rubra

Leea rubra Blume ex Spreng.

Recent Synonyms: Leea polyphylla Miq.; Leea brunoiana Clarke; Leea linearifolia Clarke.

Status: Native; Extinct. Cultivated.

Growth Form or Habit: Shrub.

Leaves
National University of Singapore; Cultivated; 2010.

Winged petiole
National University of Singapore; Cultivated; 2010.

Leaves: Leaf 2–4-pinnate, leaflet lamina ovate to ovate-oblong, apex acuminate, margin crenate to dentate, base rounded to cuneate, 3–10.5 cm by 2–4 cm, lamina chartaceous, minutely hairy along veins; rachis red, winged, up to 16-28 cm long; stipules quickly caducous, broad, up to 2–4 cm by 3–5 cm, glabrous; petiole red, 9–12 cm long; pearl gland, globose, colourless, found on young leaves and shoots.

Stem: Stem up to 3 m tall, branches red and often ridged when young.

Flowers: Inflorescence a compact pedunculate cyme, ca. 10 cm across, peduncle 3–8 cm long; flowers red, disc white.  

Fruits
Hort Park; Cultivated; 2010.

Fruits: Berry oblate, ca. 8 mm across, ripens purple-black, 4–6 seeds per fruit; seed ca. 4 mm by 4 mm.

Habitat: Primary and secondary forests and villages to 1700 m.

Occurrence: BTNR, CCNR, and in spontaneous forests on main and large offshore islands.

Distribution: India, Bangladesh, Cambodia, Laos, Myanmar, Vietnam, Thailand, Malesia excluding the Philippines except Palawan, northern Australia.

Reference:

(1) Latiff, A. 1989. Vitaceae. Tree Flora of Malaya 4: 479–484.

(2) Ridsdale, C.E. 1974. A revision of the family Leeaceae. Blumea 22: 57–100.
 
(3) Ridsdale, C.E. 1976. Leeaceae. Flora Malesiana Series 1 7: 755–782.

(4) Yeo, C.K. 2001. The Vitaceae and Leeaceae of Singapore. Honours Thesis, National University of Singapore. 96 pp.

More pictures can be found at

(1) The Plant Observatory website

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