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植物研究 ›› 2011, Vol. 31 ›› Issue (4): 389-391.doi: 10.7525/j.issn.1673-5102.2011.04.002

• 论文 • 上一篇    下一篇

中国栘木衣属(Docynia Dcne.)一新种——长爪栘木衣

罗强;刘建林;蔡光泽   

  1. 西昌学院,西昌 615013
  • 收稿日期:1900-01-01 修回日期:1900-01-01 出版日期:2011-07-20 发布日期:2011-07-20
  • 基金资助:
     

Docynia longiunguis Q.Luo et J.L.Liu,a New Species of Docynia Dcne. from China

LUO Qiang;LIU Jian-Lin;CAI Guang-Ze   

  1. Xichang College,Xichang 615013
  • Received:1900-01-01 Revised:1900-01-01 Online:2011-07-20 Published:2011-07-20
  • Supported by:
     

摘要: 报道了栘木衣属一新种,长爪栘木衣(Docynia longisunguis Q.Luo et J.L.Liu)。该新种与栘木衣(Docynia indica(Will.) Dcne.)和云南栘木衣(Docynia delavayi (Franch.)Schneid.)相似,但以花较大,直径3.5~4 cm,花瓣长20~25 mm,宽12~16 mm,基部具长爪,长5~9 mm,雄蕊46~53;子房5~6(7),花柱5~6(7);果径3~4.5 cm,而与它们相区别。

关键词: 蔷薇科, 栘木衣属, 新种, 长爪栘木衣

Abstract: Docynia longiunguis Q.Luo et J.L.Liu, a new species of Docynia Dcne. from Xichang City, Sichuan, China, was described in this paper. The new species appears to be similar to Docynia indica(Will.) Dcne. and Docynia delavayi(Franch.) Schneid., but differs by having bigger flowers, 3.5-4 cm in diameter, petals 20-25 mm long and 12-16 mm wide, with unguis at base, 5-9 mm long, stamens 46-53, ovaries 5-6(7), styles 5-6(7), fruits 3-4.5 cm in diameter.

Key words: Rosaceae, Docynia Dcne., new species, Docynia longiunguis Q.Luo et J.L.Liu

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