New taxa and taxonomic notes in Aspidistra (Convallariaceae s. str.) in China, Laos and Vietnam
27 February 2018
Averyanov, Leonid; Tillich, Hans-Juergen; Pham, The; Nguyen, Khang; Le, Tuan; Nguyen, Hoang; Maisak, Tatiana; Tuan, Anh Hoang ; Nguyen, Danh; Truong, Cuong; Nguyen, Thi Lien; Vu, ChinhThis paper continues the publication of newly obtained results of a successive taxonomic investigation of the genus Aspidistra in mainland Southeast Asia. It includes descriptions and illustrations of seven taxa discovered in China and Vietnam, A. deflexa Aver., Tillich & V.T. Pham, A. heterocarpa Aver., Tillich & V. T. Pham var. heterocarpa, A. heterocvarpa Aver., Tillich & V. T. Pham var. echinata Aver., Tillich & T.A. Le, A. nigra Aver., Tillich & K. S. Nguyen, A. sessiliflora Aver. & Tillich, A. sinuata Aver. &Tillich and A. tonkinensis (Gagnep.) F. T. Wang & K. Y. Lang var. compacta Aver. & Tillich. Specific taxonomic status is proposed for A. vietnamensis (Aver. & Tillich) Aver & Tillich. described at first as a variety of A. elatior Blume. The name A. connata Tillich is accepted as synonym of A. subrotata Y. Wan & C. C. Huang. One species, A. hainanensis W. Y. Chun & F. C. How is reported for the flora of Vietnam, and another one, A. semiaperta Aver. & Tillich for the flora of Laos for the first time. New or updated data on ecology, phenology, tentative relations, distribution and expected conservation status are reported for all mentioned taxa.