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 短梗黃耆

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中文名:短梗黃耆

拉丁學名:Astragalus

breviscapus B. Fedtschenko

門:被子植物門

科:豆科

屬:黃耆屬

短梗黃耆(duǎn gěng huáng qí),學名 Astragalus breviscapus B. Fedtschenko,異名:Astragalus oophorus  ,是豆科黃耆屬植物。分布於新疆維吾爾自治區[1]

目錄

形態特徵

Plants 6-13 cm tall, subacaulescent to shortly caulescent, vegetative parts covered with white hairs. Stems several, 0.5-2(-5) cm;

very densely covered with unequally bifurcate, tangled, ascending hairs 0.8-1 mm. Leaves 2-11 cm; stipules nearly free from petiole, loosely hairy;

petiole 0.8-4.5 cm, like rachis loosely to densely covered with unequally bifurcate, as-cending to spreading hairs 1-2 mm; leaflets in 3-6 pairs, 5-18 × 2-13 mm, abaxially loosely to densely and adaxially loosely hairy like rachis.

Racemes 3.5-6(-8) × 3.5(-4) cm, densely many flowered; peduncle 0.6-2.2 cm, densely hairy like rachis; bracts 7-12 mm, with strongly asymmetrically bifurcate to basi-fixed, spreading, white or black and white hairs.

Calyx at anthe-sis or later in fruit inflated ovoid, 17-22 mm, rather densely covered with strongly asymmetrically bifurcate to basifixed, ± spreading, white hairs 2-3 mm, sometimes with shorter black hairs mixed in;

teeth 5-8(-9) mm. Petals pinkish violet, drying yellow; standard obovate-pandurate, (17-)20-24(-27) × ca. 7 mm, slightly constricted below middle; wings (14-)20-23(-27) mm; keel nearly as long as wings.

Legumes subsessile, 8-12 mm, 3.5-4 mm high, compressed laterally, with a reflexed beak 2.5-3 mm, nearly 2-locular; valves with spreading white hairs ca. 3 mm.

分類文獻

FOC >> Vol.10 (2010) >> Fabaceae >> Astragalus 371.Astragalus breviscapus B. Fedtschenko Trudy Imp. S.-Peterburgsk. Bot. Sada. 24: 234. 1905.

短梗黃耆 duan geng huang qi Astragalus oophorus Freyn (1905), not S. Watson (1871).

產地生境

Xinjiang (W Kunlun Shan) [Kashmir, Kyrgyzstan, Tajikistan].

標本信息

學名 Astragalus breviscapus B.Fedtsch. 中文名 鑑定人 D.Podlech.Munchen 鑑定時間 20050000

採集信息

採集人 中國科學院新疆綜合考察隊 採集號 578 採集時間 19590609 採集地 中國 新疆維吾爾自治區 海拔 生境 山前台地 習性 物候期 有花有果

參考來源

  1. 短梗黃耆, 植物智, 2020-01-18