討論:Trillium

山羊百科，林文智老師的植物、山岳、攝影紀錄

• 《中国植物志》 第15卷 (1978) >> 097页 PDF >> 延龄草属 Trillium；http://www.iplant.cn/info/Trillium?t=z
• FOC Vol. 24 Page 95；10. Trillium Linnaeus, Sp. Pl. 1: 339. 1753.；延龄草属；http://www.efloras.org/florataxon.aspx?flora_id=2&taxon_id=133668
• FNA Vol. 26 Page 51, 54；16. Trillium Linnaeus, Sp. Pl. 1: 339. 1753；http://www.efloras.org/florataxon.aspx?flora_id=1&taxon_id=133668

• Gates, Ann. Missouri Bot. Gard. 4: 43-92 1917.；https://www.biodiversitylibrary.org/page/15990927#page/51/mode/1up

Gates, R. R.；A Systematic Study of the North American Genus Trillium, Its Variability, and Its Relation to Paris and Medeola