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

343. Astragalus occultus Podlech & L. R. Xu, Novon. 17: 248. 2007.

克郎河黄耆 ke lang he huang qi

Plants (including leaves) 5-7 cm tall, acaulescent or nearly so, densely caespitose, covered with only white hairs. Stems, if present, up to 0.5 cm, very densely covered with ± medifixed, appressed hairs 0.5-0.7 mm. Leaves 5-7 cm; stipules 4-5 mm, adnate to petiole for ca. 2 mm, loosely to rather densely covered with symmetrically or asymmetrically bifurcate, appressed hairs, at margins with basifixed hairs; petiole 2.5-3 cm, like rachis densely to very densely hairy like stem; leaflets in 7-10 pairs, remote, narrowly elliptic, 2-6 × 0.8-2.5 mm, abaxially densely to rather densely hairy like rachis, adaxially glabrous or rarely with scattered hairs toward margins. Racemes sessile, 1- or 2-flowered; bracts ca. 5 mm, densely covered with strongly asym­metrically bifurcate to basifixed hairs 0.8-1 mm. Calyx 6-7 mm, densely covered with ascending, subbasifixed to basifixed hairs 1-1.5 mm; teeth 1.5-2 mm. Petals probably yellowish or whitish; standard elliptic, 15-18 × 5-6 mm, apex emarginate; wings 15-17 mm; keel 14-15 mm. Ovary sessile, narrowly ellipsoid, white hairy. Legumes unknown.

● Gansu, Xinjiang.


 

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