Cynanchum ascyrifolium
(Franch. & Sav.) Matsum.NOT EVALUATEDPublished in Matsum. (1912). In: Ind. Plant. Jap. 2: II. 509.
The native range of this hybrid is Japan. It is a perennial and grows primarily in the temperate biome. The hybrid formula is V. acuminatifolium × V. japonicum.
