Page 29 - 《广西植物》2020年第7期
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7 期                      农东新等: 广西长柱开口箭属(天门冬科)植物小志                                          9 2 5

   1984-01-13ꎬ X. H. Lu (陆小鸿) 12901 (GXMG)ꎻ          2011-11-10ꎬ J. C. Yang & Y. B. Liao (杨金财、廖云
   the same localityꎬ alt. 230 mꎬ 2011 - 09 - 04ꎬ J. C.  标) LH1224 (IBK)ꎻ the same localityꎬ alt. 195 mꎬ
   Yang et al. ( 杨金财等) LH0691 ( IBK)ꎻ the same       2011-06-21ꎬ J. C. Yang & Y. B. Liao LH2314 (IBK)ꎻ
   localityꎬ alt. 220 mꎬ 2011 - 09 - 14ꎬ J. C. Yang et  the same localityꎬ alt. 280 mꎬ 2012-03-27ꎬJ. C. Yang &

   al. LH0895 ( IBK)ꎻ the same localityꎬ alt. 240 mꎬ  R. C. Peng (杨金财、彭日成) LH2134 (IBK)ꎮ

                               中国产长柱开口箭属(Tupistra)分种检索表

   1. 穗状花序下垂或弯曲匍匐
     2. 根状茎斜生ꎻ柱头蘑菇状ꎬ直径 3~ 6.5 mm           1. 伞柱开口箭 T. fungilliformis
     2. 根状茎横走ꎻ柱头稍膨大ꎬ盾形ꎬ直径约 3 mm          2. 屏边开口箭 T. pingbianensis
   1. 穗状花序直立

     3. 根状茎匍匐ꎬ长可达 1 m         3. 红河开口箭 T. hongheensis
     3. 根状茎直立或斜生ꎬ长 10~ 40 cm
       4. 柱头蘑菇状伞形ꎬ直径 9~ 12.5 mm   4. 红柱开口箭 T. cardinalis
       4. 柱头盾状或头状ꎬ直径 5~ 7 mm
         5. 穗状花序长 18~ 35 cmꎻ花被外面淡紫色ꎬ内面白色ꎻ苞片 2 枚ꎻ柱头盾状ꎬ3 裂                5. 长穗开口箭 T. longispica
         5. 穗状花序长 6~ 16 cmꎻ花被黑紫色ꎻ苞片 1 枚ꎻ柱头头状             6. 长柱开口箭 T. grandistigma


       致谢  野外考察得到了广西药用植物园蓝祖                          HU GWꎬ LI Hꎬ TAN Yꎬ et al.ꎬ 2013. Tupistra hongheensis
   栽、黄宝优、莫连兰、姚积军、岑海锋以及那坡县林                              (Ruscaceae)ꎬ a new species from Yunnanꎬ China based on
                                                        morphologicalꎬ karyotypicꎬ and pollen morphological studies
   业局ꎬ老虎跳自然保护区和崇左市白头叶猴国家
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