Friday, November 13, 2020

[Botany • 2020] New Taxa and New Records in Aspidistra (Convallariaceae s.s.) of Laos and Vietnam

 

Aspidistra hekouensis H. Li, C.L. Long & Bogner (1998)

in Averyanov, Nguyen, Son, et al., 2020. 

Abstract
This paper continues the publication of newly obtained results from a continuing taxonomic investigation of the genus Aspidistra in Laos and Vietnam. It includes illustrated diagnoses of two new species, A. melanaster Aver., K.S. Nguyen & Tillich, A. obliqua K.S. Nguyen & Aver., two new varieties, A. semiaperta Aver. & Tillich var. globulifera Aver., K.S. Nguyen & Tillich, A. lutea Tillich var. luteo‐rubra K.S. Nguyen, Aver. & Tillich, and notes on two species, A. austroyunnanensis G.W. Hu, Lei Cai & Q.F. Wang and A. hekouensis H. Li, C.L. Long & Bogner newly recorded in the flora of Vietnam. Color illustrations, new or updated data on morphology, ecology, phenology, tentative relationships, distribution and conservation status are provided for all the mentioned taxa.

Keywords: Indochina, new taxa, plant diversity, plant taxonomy


Aspidistra hekouensis H. Li, C.L. Long & Bogner 
Plate with morphological details of the plant discovered in Vietnam (HTS 1012). All photos by Hoang Thanh Son, correction and design by L. Averyanov and T. Maisak.

Aspidistra hekouensis H. Li, C.L. Long & Bogner (1998)

Aspidistra austroyunnanensis G.W. Hu, Lei Cai & Q.F. Wang (2018)


Aspidistra melanaster Aver., K.S. Nguyen & Tillich, sp. nov.
Etymology: The name of the species refers to the almost black color and the star shape of the flowers.

Aspidistra obliqua K.S. Nguyen & Aver., sp. nov.
Etymology: The species epithet refers characteristic strongly oblique shape of pistil.


Aspidistra semiaperta Aver. & Tillich var. globulifera Aver., K.S. Nguyen & Tillich var. nov.
Etymology: The varietal name refers to its subglobular flowers.

Aspidistra lutea Tillich var. luteo‐rubra K.S. Nguyen, Aver. & Tillich var. nov.
Etymology: The epithet refers to the yellow flowers heavily speckled with red.


Leonid V. Averyanov, Khang Sinh Nguyen, Hoang Thanh Son, H.‐J. Tillich, Bleddyn Wynn‐Jones and Tatiana V. Maisak. 2020. New Taxa and New Records in Aspidistra (Convallariaceae s.s.) of Laos and Vietnam. Nordic Journal of Botany. DOI: 10.1111/njb.02877