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(Plants) any plant of the genus Erigeron, whose flowers resemble asters but have narrower rays: family Asteraceae (composites). See also fleabane1
[C17: via Latin from Greek, from ēri early + gerōn old man; from the white down characteristic of some species]
e•rig•er•on(ɪˈrɪdʒ əˌrɒn, -ər ən)
any composite plant of the genus Erigeron, having asterlike flower heads but with narrower and usu. more numerous white or purple rays.
[1595–1605; < Latin ērigeron the plant groundsel < Greek ērigérōn]
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|Noun||1.||Erigeron - cosmopolitan genus of usually perennial herbs with flowers that resemble asters; leaves occasionally (especially formerly) used medicinally|
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
fleabane - any of several North American plants of the genus Erigeron having daisylike flowers; formerly believed to repel fleas