波氏黃耆檢視原始碼討論檢視歷史
| 波氏黃耆 |
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中文名:波氏黃耆 拉丁學名:Astragalus przhevalskianus Podlech & N. Ulziykhutag 門:被子植物門 科:豆科 屬:黃耆屬 |
波氏黃耆(bō shì huáng qí)，學名 Astragalus przhevalskianus Podlech & N. Ulziykhutag ，是豆科、黃耆屬植物。分布於新疆維吾爾自治區西部。 [1]
形態特徵
Plants 4-20 cm tall, acaulescent, with white or reddish when mature hairs up to 3 mm. Leaves 3-20 cm; stipules 5-7 mm, shortly adnate to petiole, glabrous, or upper ones ciliate;
petiole 1-5 cm, like rachis sparsely to loosely spreading hairy; leaflets in 10-18 pairs, narrowly ovate to elliptic, 2-10 × 1-3.5 mm, mostly folded, abaxially sparsely to rather densely covered with ascending hairs, adaxially glabrous.
Racemes subsessile, 1- or 2-flowered; bracts 6-8 mm, ciliate. Calyx 11-12 mm, bas-al part nearly glabrous, upper part sparsely to loosely spreading hairy; teeth 2.5-4 mm.
Petals yellow, fading purplish; standard obovate, ca. 20 × 7 mm, apex emarginate; wings ca. 19 mm; keel ca. 17 mm.
Legumes with a stipe ca. 3 mm, 8-12 mm, 5-7 mm high and 5-6 mm wide, with a beak ca. 2 mm, incom-pletely 2-locular; valves thin but tough, loosely covered with very thin ± spreading hairs 1-2 mm.
產地
W Xinjiang [Kazakhstan].
標本鑑定信息
學名 Astragalus przhevalskianus D.Podlech & Ulzij. 中文名 鑑定人 D.Podlech.Munchen 鑑定時間 20050000
採集信息
採集人 洪德元,李學禹,張芝玉,潘開玉 採集號 0024 採集時間 19930529 採集地 中國 新疆維吾爾自治區 海拔 2120 生境 草甸多礫石 習性 物候期 有花無果