Assonia
(commemorative of Ignatius de Asso, a distinguished Spanish botanist, who wrote on the plants of Arragon). ORD. Sterculiaceae. This genus is now included by best authorities under Dombeya. Ornamental stove evergreen trees, with undivided leaves, and axillary, bifid, sub-corymbose peduncles. They are of easy culture; thriving freely in any light rich soil, or a mixture of loam and peat. Young cuttings will root freely in sand, with a brisk bottom heat, if covered by a bell glass.
A. populnea (Poplar-leaved). fl. white, disposed in a terminal, bifid corymb; peduncles scarcely longer than the petioles. June. l. cordate, acuminated, smooth, a little serrated. h. 10ft. to 20ft. Bourbon, 1820. A. viburnoides (Viburnum-like). fl. white; peduncles three times longer than the petioles. l. cordate, somewhat acuminate, crenated, tomentose beneath, as well as younger leaves. h. 10ft. to 20ft. Bourbon, 1822.