| Noun | 1. | genus Brachycome - mostly Australian herbs having basal or alternate leaves and loosely corymbose flower heads asterid dicot genus - genus of more or less advanced dicotyledonous herbs and some trees and shrubs aster family, Asteraceae, Compositae, family Asteraceae, family Compositae - plants with heads composed of many florets: aster; daisy; dandelion; goldenrod; marigold; lettuces; ragweed; sunflower; thistle; zinnia Brachycome Iberidifolia, Swan River daisy - western Australian annual much cultivated for its flower heads with white or bluish to violet or variegated rays |