Trichosanthes tricuspidata Lour.

De Wilde, Willem J. J. O. & Duyfjes, Brigitta E. E., 2012, Keys to and checklist of species of the genus Trichosanthes L. (Cucurbitaceae) in Indochina, Adansonia (3) 34 (2), pp. 265-278 : 275

17. Trichosanthes tricuspidata Lour.

Flora Cochinchinensis: 723 (1790) ; Keraudren-Aymonin, Flore du Cambodge, du Laos et du Viêtnam 15: 81, p.p. (1975); Duyfjes & Pruesapan, Thai Forest Bulletin. Botany 32: 98 (2004); W.J. de Wilde & Duyfjes, Flora of Thailand 9 (4): 535 (2008a); Flora Malesiana. Series 1. Spermatophyta 19: 308 (2010); Huang & Jeffrey in Lu & Jeffrey, Flora of China, http://efloras.org: species no. 26 (2011). — Type: Vietnam (Quang Nam, Da Nang), J. & M. S .Clemens 3267 (neo-, P, designated by Keraudren-Aymonin [1975: 82]; iso-, BM).

KEY TO THE SUBSPECIES OF TRICHOSANTHES TRICUSPIDATA LOUR.

1. Male bracts with finely, densely, more deeply serrate-laciniate margin; male sepals with serrate margin or with side-lobes (female sepals entire); Thailand, Indochina ............. 2

— Male bracts with shallowly coarsely dentate margin; male sepals (almost) entire (female sepals entire); seed edge square; SW, SE & Peninsular Thailand, Malesia, excl. Philippines.............................................. b. subsp. javanica Duyfjes & Pruesapan

2. Seed much compressed, almost flat, with square edge .......... a. subsp. tricuspidata Lour.

— Seed moderately compressed with rounded edge ... c. subsp. rotundata De Wilde & Duyfjes