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Bulletin of Botanical Research ›› 2007, Vol. 27 ›› Issue (6): 651-660.doi: 10.7525/j.issn.1673-5102.2007.06.003

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Taxonomic notes on the genus Leymus Hochst.(Poaceae) from China

CAI Lian-Bing;SU Xu   

  1. Northwest Plateau Institute of Biology,Chinese Academy of Sciences,Xining 810001
  • Received:1900-01-01 Revised:1900-01-01 Online:2007-11-20 Published:2007-11-20
  • Contact: CAI Lian-Bing
  • Supported by:

Abstract: The genus Leymus Hochst. from China is taxonomically revised on the basis of herbarium materials and field observation in this paper. As a result, a total of 3 sections, 33 species and 7 varieties of the genus is recognized in China. Among these taxa, the sect. Racemosus L. Zhi contains 4 species, the sect. Leymus comprises 24 species and 7 varieties, the sect. Anisopyrum (Griseb.) Tzvel. consists of 5 species, the 3 species described as new and the 4 taxa treated as new (i.e. 3 new combinations and a new name) wholly belong to the sect. Leymus. Furthermore, the past studying records, morphological characters and geographic distributions of some taxa of Leymus are briefly introduced as well.

Key words: Leymus Hochst., taxonomic note, China

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