Flora of Tropical Africa, Vol IV, Part 2, page 62, (1905) Author: (By J. G. Baker and A. B. Rendle.)
Names
IPOMŒA pringsheimianaRendle. [family ]
Rivea pringsheimianaDammer [family CONVOLVULACEAE], in Engl. Pfl. Ost-Afr. C. 334.
Information
A climber with woody stem; whole plant white-puberulous. Leaves exactly cordate, subobtuse, up to 4 1/2 in. long and as broad; petiole up to 3 1/2 in. long. Peduncle robust, up to 3 1/2 in. long; cyme dichotomous, many-flowered; bracts elliptic, blunt, shortly apiculate, barely 1/2 in. long; pedicels short, white tomentose like the backs of the sepals. Sepals subequal, orbicular, 4–5 lin. long. Corolla funnel-shaped, with rapidly broadening tube and wide-spreading lobed limb, rose-coloured, 3 in. long and broad; midpetaline areas becoming tomentose above the middle in the unopened corolla, otherwise glabrous. Stamens subequal; filaments dilated and densely hairy, 1 1/6 in. long at the base. Fruit and seeds not seen.
Distribution
German East Africa Mozamb. Dist. Usambara: Bulua, Gonja (Gonya) Mountain, 5000 ft., Holst, 4337!