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黑药黄耆
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中文名:黑药黄耆
拉丁学名: Astragalus
athranthus Podl.
& L.R.Xu
门:被子植物门
科:[[豆科]]
属:[[黄耆属]]
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'''黑药黄耆'''(hēi yào huáng qí)，学名 Astragalus burchan-buddaicus N. Ulziykhutag ，是[[豆科]]、[[黄耆属]]植物。分布于[[青海省]]。
<ref>[http://www.iplant.cn/info/%E9%BB%91%E8%8D%AF%E9%BB%84%E8%80%86?t=b 黑药黄耆], 植物智, 2020-01-18</ref>
==形态特征==
Plants ca. 15 cm tall. Caudex with ± elongated, slender, branched stolons. Stems 3-10 cm, loosely to densely covered with appressed hairs 0.3-0.5 mm, basal parts and stolons gla-brous.
Leaves 3.5-5.5 cm; stipules adnate to petiole for 1-2 mm, those of lower leaves membranous, triangular, 3-4 mm, shortly vaginate-connate behind stem, glabrous or sparsely hairy, those of upper leaves greenish, narrowly triangular, 5-7 mm, free from each other, loosely white and black hairy;
petiole 1-1.5 cm, like rachis loosely covered with appressed to slightly ascending, tangled hairs 0.3-0.5 mm; leaflets in 5-8 pairs, nar-rowly elliptic, 6-18 × 2-3.5 mm, abaxially loosely to densely appressed hairy, adaxially glabrous, apex obtuse to acute.
Ra-cemes ovoid, ca. 3 cm, densely many flowered; peduncle 4-7 cm, rather densely hairy; bracts whitish membranous, 4(-5) mm, black hairy. Calyx 5-6 mm, ± densely covered with slightly ascending black hairs 0.5-1 mm;
teeth 2-3 mm. Petals yellowish when dry; standard oblong-obovate, ca. 9 × 4 mm, apex emarginate; wings ca. 7 mm, limbs obovate-spatulate, truncate;
keel ca. 6 mm. Ovary sessile, widely ovoid, glabrous. Legumes unknown.
==分类文献==
FOC >> Vol.10 (2010) >> Fabaceae >> Astragalus
130.Astragalus athranthus Podlech & L. R. Xu Novon. 17: 228. 2007.
黑药黄耆 hei yao huang qi
==产地==
● Qinghai.
==标本信息==
学名 Astragalus athranthus Podl. & L.R.Xu
中文名 黑药黄耆
鉴定人 L.R.Xu
鉴定时间 19980508
模式类型 holotype
===采集信息===
采集人 青甘队
采集号 578
采集时间 19590705
采集地 中国 青海省
海拔 4020
生境 山沟净流沟
习性
物候期 有花无果
== 参考来源 ==
{{reflist}}
[[Category:370 植物學總論]]