any composite plant of the genus Erigeron, having flower heads resembling those of the asters but with narrower and usually more numerous white or purple rays.
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How to use erigeron in a sentence
This plant appears to be generically distinct from erigeron, particularly in its stipitate pappus.Expedition into Central Australia | Charles Sturt
The botanist knows this plant of the hills and banks as one of the species of the genus erigeron.
British Dictionary definitions for erigeron
any plant of the genus Erigeron, whose flowers resemble asters but have narrower rays: family Asteraceae (composites): See also fleabane (def. 1)
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012