summer hyacinth(n = noun.plant) cape hyacinth, galtonia candicans, hyacinthus candicans - southern African herb with white bell-shaped flowers;
is a kind of hyacinth

cape hyacinth, common grape hyacinth, common hyacinth, grape hyacinth, hyacinth, hyacinth bean, indian summer, pine hyacinth, roman hyacinth, saint martin's summer, summer, summer camp, summer cohosh, summer crookneck, summer cypress, summer damask rose, summer duck, summer flounder, summer haw, summer house, summer redbird, summer savory, summer savoury, summer school, summer snowflake, summer solstice, summer squash, summer squash vine, summer stock, summer sweet, summer tanager, tassel hyacinth, water hyacinth, wild hyacinth, wood hyacinth