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中国竹亚科镰序竹属一新种——匍匐镰序竹
Drepanostachyum stoloniforme S.H.Chen & Z.Z.Wang,a new species of Bambusoideae from China
【摘要】 报道了福建厦门园林植物园发现的中国竹亚科Bambusoideae镰序竹属一新种——匍匐镰序竹Drepanostachyum stoloniforme S.H.Chen & Z.Z.Wang。该种与坝竹D.microphyllum(Hsueh & Yi)Kengf.ex Yi相似,区别在于本种植株藤本状极明显,竿匍匐状,较细,竿直径3–6mm,竿壁厚约1mm;全竿25–55节,竿基部数节节间长5–9cm,中部节间长13–18cm,节内长1–2mm;箨舌高约0.5mm,具长约2mm的纤毛;叶舌高约3mm,具长约4mm纤毛;叶片较小,在成竹时长2–6cm,宽0.3–0.6cm,叶片次脉3–4对。
【Abstract】 A new species of the genus Drepanostachyum Keng f. of Bambusoideae from China,D. stoloniforme S. H. Chen & Z. Z. Wang,which was found to grow in Xiamen Botanical Garden,Fujian Province,is described and illustrated. The new species is similar to D. microphyllum (Hsueh & Yi) Keng f. ex Yi,but differs by having distinctly thin liana,culm diameter 3–6 mm,culm wall 1 mm; 25–55 nodes in whole culm,internode of the basic culms 5–9 cm long,internode of the middle culms 13–18 cm long,joint of the node 1–2 mm long; the sheath tongue about 0.5 mm high,the cilium of the sheath tongue about 2 mm long; the ligula about 3 mm high,and the cilium of the ligula about 4 mm long; the small leaf 2–6 cm long and 0.3–0.6 cm wide in adult bamboo,and its secondary veins with 3–4 couplets.
【Key words】 Drepanostachyum; Drepanostachyum stoloniforme S. H. Chen & Z. Z. Wang; Bambusoideae; new species; Xiamen; China.;
- 【文献出处】 植物分类学报 ,Acta Phytotaxonomica Sinica , 编辑部邮箱 ,2007年03期
- 【分类号】Q949
- 【被引频次】10
- 【下载频次】104