大青山黃耆檢視原始碼討論檢視歷史
| 大青山黃耆 |
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中文名:大青山黃耆 拉丁學名:Astragalus daqingshanicus Z. G. Jiang et Z. T. Yin 門:被子植物門 科:豆科 屬:黃耆屬 |
大青山黃耆(dà qīng shān huáng qí)，學名Astragalus daqingshanicus Z. G. Jiang & Z. T. Yin ，是豆科、黃耆屬植物。分布於內蒙古自治區。 [1]
形態特徵
Plants 10-20 cm tall. Stems several, sparsely white hairy. Leaves 2-5.5 cm, subsessile; stipules membranous, ca. 4 mm, connate behind stem, ciliate;
leaflets in 6 or 7 pairs, narrowly oblong to very narrowly elliptic, 5-12 × 0.5-1.5 mm, abaxially hairy, adaxially glabrous, apex acuminate.
Racemes 1-2.5 cm, 2-10-flowered; peduncle 6-7 cm; bracts membranous, subulate, 3-4 mm, glabrous or sparsely white hairy. Calyx 3.5-4.5 mm, white and black hairy;
teeth ca. 1 mm. Petals lilac, keel purple; standard widely elliptic, 7-7.5 × 5-5.5 mm, rounded at apex; wings ca. 7 mm, limbs deeply incised; keel ca. 5.5 mm.
Leg-umes sessile, ovoid, ca. 11 mm, ca. 4 mm high, obtusely keeled ventrally, grooved dorsally, 2-locular; valves subleathery, gla-brous. Seeds 5 or 6.
產地
● Nei Mongol.
標本鑑定信息
學名 Astragalus daqingshanicus Z. G. Jiang et Z. T. Yin 中文名 大青山黃芪 鑑定人 鑑定時間 20050624
採集信息
採集人 劉全儒 採集號 200506084 採集時間 20050624 採集地 中國 內蒙古 海拔 生境 習性 物候期