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FOC | Family List | FOC Vol. 10 | Fabaceae | Astragalus

342. Astragalus ningxiaensis Podlech & L. R. Xu, Novon. 17: 247. 2007.

宁夏黄耆 ning xia huang qi

Plants 5-7 cm tall, acaulescent, densely caespitose, white hairy. Leaves 3-6 cm; stipules 4-5 mm, adnate to petiole for 1-2 mm, densely covered with strongly asymmetrically bifurcate to basifixed hairs 0.3-1 mm; petiole 1.5-3 cm, like rachis densely covered with ± medifixed, appressed hairs 0.6-0.7 mm; leaflets in 4-6 pairs, narrowly elliptic to elliptic, 3-7 × 1-2 mm, abaxially rather densely covered with ± medifixed, appressed hairs 0.8-1 mm, adaxially sparsely to rarely loosely hairy, some­times only toward margins. Racemes sessile, 3- or 4-flowered; bracts 10-11 mm, covered with ± spreading, basifixed hairs 0.5-0.8 mm. Calyx 10-12 mm, densely covered with subbasi­fixed to basifixed, tangled, ± spreading hairs up to 1.2 mm; teeth 3.5-4 mm. Petals purple in life, yellowish when dry; stan­dard narrowly obovate, 23-27 mm, apex emarginate; wings 21-25 mm, obliquely incised; keel 18-20 mm. Ovary sessile, nar­rowly oblong, white hairy. Legumes unknown.

● Ningxia.


 

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