Cayratia novemfolia (Wall. ex Laws.) Burk.
Recent Synonyms: Vitis novemfolia Wall. ex Lawson in Hooker f.; Cissus novemfolia (Wall. ex Lawson) Planch.
Status: Native; Critically endangered.
Growth Form or Habit: Herbaceous climber..
Leaves: 5–9-foliolate, margin crenate; terminal leaflet lamina, elliptic to lance-shaped, apex acuminate, base acute, 8.5–18.5 cm by 2–4.5 cm, petiolule 1.5–7 cm long, lateral leaflet lamina lance-shaped, apex acuminate, base obliquely cuneate, 4–16.5 cm by 1.5–5 cm, petiolule 0.5–4.5 cm long; lamina sparsely hairy, iridescent, petiole 3–11 cm long.
Stem: Stem up to 1 cm across, glabrous, corky with age, tendril 3-furcate, opposite leaf, characteristic of all members of the family.
Flowers: In a dichotmous cyme without tendril, inserted in leaf axil, peduncle from ca. 13 cm long.
Fruits: Berry globose, 2–3 cm across, with 2–4 seeds per fruit; seed 1.5 cm by 1 cm.
Habitat: Lowland dipterocarp and other forest types.
Occurrence: Nee Soon swamp forest.
Distribution: Thailand, Malay Peninsula, Sumatra, the Philippines.
(1) Latiff, A. 1981. Studies in Malesian Vitaceae, 5. The genus Cayratia in the Malay Peninsula. Sains Malaysiana 10(2): 129–139.
(2) Yeo, C.K. 2001. The Vitaceae and Leeaceae of Singapore. Honours Thesis, National University of Singapore. 96 pp.