Place of publication:
Pl. wilson. 1:56. 1911 Jul
Comment:
not validly published by Focke, in Biblioth. Bot. 17(Heft 72):211. 1911 Jun (Sp. rub. 211.), who published R. aurantiacus n. form.(?) but did not definitely associate it with R. idaeus (Melbourne ICN Art. 35.2)