討論:杯毛杜鹃亚组

山羊百科，林文智老師的植物、山岳、攝影紀錄

• Balfour, Rhodod. Soc. Notes 1: 204-222 1916；https://www.biodiversitylibrary.org/page/60119064#page/238/mode/1up

Balfour, Bayley；SOME LARGE-LEAVED RHODODENDRONS