YASIN J. NASIR

An unarmed shrubby climber. Leaves 3.5-7.5 x 1.5-3 cm, ovate to ovate-lanceolate, glabrous. Flowers in short slender extra-axillary, axillary or terminal slender paniculate cymes, bluish-white to white. Calyx lobes obtuse, mucronate, sparse pubescent. Corolla rotate; the lobes spreading.

Fl. Per.: March through August-September.

Type: Cultivated. England, Paxt., Mag. Bot. 8: t. 5. 1841.

Distribution: A native of Brazil.

According to Stafleu (Taxonomic Literature, 352. 1967) Paxton is not known to have had a herbarium of his own. The illustration (l.c.) is being accepted here as the type. The ‘potato vine’ is grown sparingly in gardens of the plains and hills (Parker, l.c.). Propagates by cutting.