WoRMS source details
(1899). Ottawa Naturalist 13
324851
1899
Publication
Date
action
by
Arnica tomentosa J.M.Macoun accepted as Arnica angustifolia subsp. tomentosa (J.M.Macoun) G.W.Douglas & Ruyle-Dougl. (original description)
Aster puniceus var. oligocephalus Fernald accepted as Symphyotrichum puniceum var. puniceum (L.) Á.Löve & D.Löve (original description)
Aster puniceus var. oligocephalus Fernald accepted as Symphyotrichum puniceum var. puniceum (L.) Á.Löve & D.Löve (original description)