Tetrastigma leucostaphylum

Tetrastigma leucostaphylum (Dennst.) Alston ex Mabb

Recent Synonyms: Cissus leucostaphyla Dennst., Cissus lanceolaria Roxb., Tetrastigma lanceolarium (Roxb.) Planch.

Status: Presumed extinct.

Growth Form or Habit: Dioecious, woody climber.

Leaves
National University of Singapore; Cultivated; 2010.

Leaf
National University of Singapore; Cultivated; 2010.

Leaves: Leaf 3-foliolate to 5–7-foliolate, terminal leaflet lanceolate, apex acuminate, base acute, 13.5–20.5 cm by 4–9.5 cm, petiolule 2.5–3.5 cm long, lateral leaflet lanceolate, apex acuminate, base rounded, 6–13.5 cm by 2.5–6.5 cm, petiolule 0.5–2.5 cm long, margin obscurely dentate, petiole 6.5–11.5 cm long, lamina glabrous, coriaceous.

Stem: Stem round when young, up to 4 cm in diameter, flatten, tuberculate with age, 6–11 cm wide, tendril bifurcate, leaf-opposed, characteristic of all members of the family.

Flowers: Inflorescence a dichotomous cyme, peduncle 4–5 mm long, staminate flowers ca. 2 mm long, pistillate flowers ca. 5 mm long.

Fruits: Berry globose, 15–20 mm across, 1–2 seeds per fruit; seed oblong ca. 12mm by 6 mm.

Habitat: Lowland and Hill dipterocarp forests fringe.

Occurrence: Nee Soon Swamp Forest and other parts of Central Catchment Nature Reserve.

Distribution: Bangladesh, Bhutan, India, Nepal, Sri Lanka, Cambodia, Laos, Myanmar, Vietnam, Thailand, Malay Peninsula, Java.

Symbiosis: Host of Rafflesia hassletii.

Reference:

(1) GRIN Taxonomy for Plants

(2) Latiff, A. 1983. Studies in Malesian Vitaceae, 7. The genus Tetrastigma in the Malay Peninsula. Gardens’ Bulletin Singapore 36(2): 213–228.

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

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