hamamelidáceo , a . ( From Witch Hazel , a genus of plants, and -áceo ). 1. adj. Bot. Once said of shrubs and trees from Asia, North America and southern Africa, such as the ocozol, with starry hairs, scattered leaves and Stipules deciduous, usually hermaphrodite flowers, apetalous, on different inflorescences, and fruit capsule. U t. c. s. f. 2. f. pl. Bot. These plant family. O RTOGR. ESCR. with may. initial.