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Bulletin of Botanical Research ›› 2006, Vol. 26 ›› Issue (5): 532-538.doi: 10.7525/j.issn.1673-5102.2006.05.006

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Taxonomy and floristic geographical distribution of the Chinese medicinal Huangqi

ZHAO Yi-Zhi   

  1. (Faculty of Life Sciences, Inner Mongolia University, Hohhot 010021)
  • Received:1900-01-01 Revised:1900-01-01 Online:2006-09-20 Published:2006-09-20
  • Contact: ZHAO Yi-Zhi
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Abstract: It is indicted definitely that the Chinese medicinal Huangqi plants have 3 species——Astragalus membranaceus (Fisch.) Bunge, A. mongholicus Bunge and A. brealimongolicus Y. Z. Zhao which is a new species; It is defined the floristic geographical elements of the 3 species: A. membranaceus is distributional species of the forest zone of northern east Asia-southern Siberia, A. mongholicus is distributional species of the forest-steppe zone of northern China, A. borealimongolicus is distributional species of steppe zone of northern Mongol Plateau; It is found that 3 species form obvious distribution pattern of geographical substitute.

Key words: Chinese medicinal Huangqi, new species, geographical distribution, floristic geographical elements, geographical substitute

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