Compositae source details
(1988). Canad. J. Bot. 66(2)
313286
1988
Publication
Date
action
by
Erigeron philadelphicus subsp. provancheri (Vict. & J.Rousseau) J.K.Morton accepted as Erigeron philadelphicus var. provancheri (Vict. & Rouss.) B.Boivin (original description)
