山羊百科，林文智老師的植物、山岳、攝影紀錄

Part I

• Caspary, Ann. Mus. Bot. Lugduno-Bat. 2: 241- 1863；

Caspary, Robertus；Nymphaeaceae

Part II

• Engler, Nat. Pflanzenfam. [Engler & Prantl] 3(2): 1 1889；https://www.biodiversitylibrary.org/page/32137473#page/9/mode/1up