Ptelidium
(so named from its similarity to Ptelea). SYN. Seringia. ORD. Celastrineae. A monotypic genus, the species being an ornamental, stove shrub. It thrives best in a compost of loam, peat, and sand. Cuttings of the ripened wood will root readily, if inserted in sand, under a glass, in heat. P. ovatum (ovate-leaved). fl. green, minute, in axillary and terminal cymes, which are shorter than the leaves; calyx segments and petals four. June. l. opposite, coriaceous, petiolate, ovate, entire. h. 3ft. Madagascar, 1818.