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safflower

(Encyclopedia) safflower, Eurasian thistlelike herb (Carthamus tinctorius) of the family Asteraceae (aster family). Safflower, or false saffron, has long been cultivated in S Asia and Egypt for food…

tarragon

(Encyclopedia) tarragontarragontârˈəgŏn [key], perennial aromatic Old World herb (Artemisia dracunculus) of the family Asteraceae (aster family), of the same genus as wormwood and sagebrush. It has…

arnica

(Encyclopedia) arnicaarnicaärˈnəkə [key], any plant of the genus Arnica, yellow-flowered perennials of the family Asteraceae (aster family), native to north temperate and arctic regions. In North…

oxeye

(Encyclopedia) oxeye, name for several plants, e.g., the oxeye daisy and black-eyed Susan, but particularly for two genera: Heliopsis, native to North America, and Buphthalmum, native to Europe and W…

fleabane

(Encyclopedia) fleabane, any plant of the genus Erigeron, widely distributed herbs of the family Asteraceae (aster family), especially abundant in temperate and mountainous regions of North America.…

ageratum

(Encyclopedia) ageratumageratumăjˌərāˈtəm, əjĕrˈə– [key] [Gr.,=unaging], any plant of the genus Ageratum, tropical American annuals of the family Asteraceae (aster family). The commonly cultivated…

white snakeroot

(Encyclopedia) white snakeroot, North American woods perennial (Eupatorium urticifolium) of the family Asteraceae (aster family), having a flat-topped cluster of small white flowers. It is of the…

robin's plantain

(Encyclopedia) robin's plantainrobin's plantainplănˈtĭn [key], common name of several plants belonging to the family Asteraceae (aster family). Robin's plantain, also known as hawkweed, of the genus…

rabbitbrush

(Encyclopedia) rabbitbrush, name for shrubby plants of the American genus Chrysothamnus of the family Asteraceae (aster family). They grow in arid regions of the W United States and in Mexico and are…

burdock

(Encyclopedia) burdockburdockbûrˈdäk [key], common name of any plant of the genus Arctium of the family Asteraceae (aster family), coarse biennials indigenous to temperate Eurasia and mostly weedy in…