Tetrastigma dichotomum

Tetrastigma dichotomum Planch.

Status: Native; Critically Endangered.

Recent Synonyms: Cissus dichotoma Bl.

Growth Form or Habit: Dioecious, woody climber.

IMG_0001
2008.

IMG_0003
2008.

IMG_0002
2008.

Leaves: Leaf simple or 3-foliolate, simple leaf elliptic, apex acuminate, base obtuse, 8.5–10 cm by 3.5–5 cm, terminal leaflet of compound leaf elliptic, apex acuminate, base decurrent, 5.5–9.5 cm by 2.5–4.5 cm, petiolule 1.5–2 cm long, lateral leaflet elliptic, apex acuminate, base decurrent, 5–10 cm by 2–5.5 cm, petiolule 8–10 mm long, margin toothed, petiole, jointed, 2.5–6 cm long, lamina coriaceous, glabrous.

IMG_0002
2008.

Stem: Stem round, up to 1.2 cm in diameter, lenticellate, tendril bifurcate, leaf-opposed, characteristic of all members of the family.

Flowers: Inflorescence a dichotomous cyme, peduncle 4.7–5.4 cm long. 

Fruits: Berry ellipsoid, 12–22 mm by 6–10 mm, usually 1 seed per fruit; seed oblong ca. 12 mm by 5 mm.

Habitat: Hill dipterocarp forests fringe.

Occurrence: Quarry Road, Bukit Timah Nature Reserve.

Distribution: Malay Peninsula, Sumatra, Java, Borneo.

References:

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

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

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