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浙江薹草属(莎草科)一新种——近头状薹草
Carex subcapitata, a new species of the Cyperaceae from Zhejiang, China
【摘要】 报道了浙江薹草属一新种 ,即近头状薹草CarexsubcapitataX .F .Jin ,C .Z .Zheng&B .Y .Ding。新种以秆侧生 ,叶片狭 ,小穗 1 - 2个生于各节及小穗雄雌顺序 ,而与大舌薹草C .grandiligulataK櫣kenth .相近 ,区别在于苞鞘无毛 ,小穗宽卵形 ,近头状 ,长 5 - 7mm ,具 4- 7朵雌花 ,雌花鳞片近卵形 ,果囊的喙长 1 .5 - 2mm。
【Abstract】 Carex subcapitata X. F. Jin, C. Z. Zheng & B. Y. Ding, a new species of Cyperaceae from Zhejiang, China, is described and illustrated. It is related to C. grandiligulata Kükenth. in having lateral culms, narrow leaves, spikelets androgynous, 1-2 arising from each node, but differs by having glabrous bract sheaths, spikelets broadly ovate, subcapitate, 5-7 mm long, with 4-7 pistillate flowers, pistillate scales subovate, and rostrums of utricles 1.5-2 mm long.
- 【文献出处】 植物分类学报 ,Acta Phytotaxonomica Sinica , 编辑部邮箱 ,2003年06期
- 【分类号】Q949
- 【被引频次】7
- 【下载频次】105