討論:Rhododendron orthocladum
山羊百科，林文智老師的植物、山岳、攝影紀錄
- 《中国植物志》 第57(1)卷 (1999) >> 119页 PDF >> 直枝杜鹃 Rhododendron orthocladum；http://www.iplant.cn/info/Rhododendron%20orthocladum?t=z
- FOC Vol. 14 Page 294；107. Rhododendron orthocladum I. B. Balfour & Forrest, Notes Roy. Bot. Gard. Edinburgh. 11: 104. 1919.；直枝杜鹃；http://www.efloras.org/florataxon.aspx?flora_id=2&taxon_id=242344257
- Rhododendron orthocladum Balf. f. & Forrest is an accepted name；http://www.plantlist.org/tpl1.1/record/tro-12303989
- Rhododendron orthocladum Balf. f. & Forrest；Notes Roy. Bot. Gard. Edinburgh 11(52–53): 104–106 1919.；https://www.biodiversitylibrary.org/page/32032667#page/117/mode/1up
