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| Argostemma tortilobum K.Y.Fang, K.S.Nguyen & Y.H.Tong, in Fang, Tong, Vu, Nguyen et Xia, 2022. |
Abstract
Argostemma tortilobum, a new species endemic to Vietnam, is described and illustrated. The species is morphologically most similar to A. sarmentosum, but differs in having erect stem without runners, densely pilose peduncle and twisted corolla lobes with ciliate margins.
Keywords: Du Gia Nature Reserve, plant taxonomy, star-shaped corolla, Eudicots
Argostemma tortilobum K.Y.Fang, K.S.Nguyen & Y.H.Tong, sp. nov.
Etymology:—The specific epithet refers to the twisted corolla lobes of this new species.
Ke-Yi Fang, Yi-Hua Tong, Tien-Chin Vu, Khang-Sinh Nguyen and Nian-He Xia. 2022. Argostemma tortilobum (Rubiaceae), A New Species from Vietnam. Phytotaxa. 567(1); 105-109. DOI: 10.11646/phytotaxa.567.1.11