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
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