Streptolirion volubile
Streptolirion volubile is a species of climbing monocotyledonous flowering plants in the dayflower family. It has a broad distribution in Asia, from the Russian Far East and Korea through China to Indochina and the Himalayas.
Three subdivisions are accepted.
- Streptolirion volubile var. angustifolia – Vietnam
- Streptolirion volubile subsp. khasianum – eastern Himalaya to south-central China and Vietnam. It is a stronger climber than subsp. volubile and covered with erect brown hairs.
- Streptolirion volubile subsp. volubile – Russian Far East and Korea through China to Indochina and the Himalayas.