Prismatocarpus
(from prisma, prismatos, a prism, and karpos, a fruit; alluding to the long, prismatic form of the fruit). ORD. Campanulaceae. A genus comprising fifteen or sixteen species of green-house or hardy, glabrous, perennial herbs or sub-shrubs, confined to South Africa. Flowers at the tips of the branches, short, solitary or glomerate, or disposed in dichotomous, slender, slightly rigid panicles; calyx with an adnate, linear tube, and a five-cut or five-parted limb; corolla infundibuliform or broadly campanulate, fivelobed; inflorescence centrifugal. Leaves alternate, small or narrow, in the lower part of the stem, often fasciculate in the axils. For culture of P. nitidus-the best-known species-see Campanula. See also Specularia. P. nitidus (shining). fl. white, two to four in a cluster toward the tops of the branches, sessile in the axils of the bracts, and sometimes solitary in the axils of the leaves; bracts similar to the leaves. August and September. l. ovate-oblong, spreading, serrated. Stem branched; branches diffuse, woody. h. 6in. to 12in. 1787. Greenhouse. (B. M. 2733, under name of Campanula Prismatocarpus.)