Euphorbia plumerioides Teijsm. ex Hassk.
Teijsmann, J. (1858) Hortus Bogoriensis Descriptus sive Retziae 1: 29. Type: Cult. Bogor, XVKBx1x10, Teysm.
Leaf blades about 8-14 x 2-2.5 cm. Milky exudate from broken twigs and petioles.
Capsules about 4-7 mm long and about 4-9 mm diam. Seeds carunculate.
Cotyledons +/- orbicular to elliptic or obovate, about 14-15 x 12-13 mm. At the tenth leaf stage: exudate milky and copious, produced by all plant parts. Venation faint, difficult to discern, more obvious on the underside. Underside of the leaf blade much paler than the upper surface. Stem thick and swollen. Seed germination time 15 days.