Definitions for "compositae"
plants with heads composed of many florets: aster; daisy; dandelion; goldenrod; marigold; lettuces; ragweed; sunflower; thistle; zinnia
or COMPOSITOUS PLANTS, Plants in which the inflorescence consists of numerous small flowers (florets) brought together into a dense head, the base of which is enclosed by a common envelope. (Examples, the daisy, dandelion, &c.)
Helianthus annuus Sunflower