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Asarum yentuense sp. nov. (Aristolochiaceae) from Vietnam
- Tuan, Nguyen Anh, Quang, Bui Hong, Hung, Nguyen Quang, Sasamoto, Akihiko
- Nordic journal of botany 2018 v.36 no.3 pp. enjb-01586
- Asarum, calyx, new species, phenology, Vietnam
- A new species, Asarum yentuense N. Tuan & Sasamoto (Aristolochiaceae), is described from Quang Ninh Province, Vietnam. This species belongs to A. subgen. Heterotropa sect. Longistylis and is most similar to Asarum petelotii, A. glabrum, A. reticulatum and A. magnificum var. dinghuense, but is differentiated by morphology, including the length of the calyx tube and lobes, and phenology.