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

44. Astragalus dschimensis Gontscharow, Bot. Mater. Gerb. Bot. Inst. Komarova Akad. Nauk S.S.S.R. 10: 30. 1947.

边陲黄耆 bian chui huang qi

Astragalus hoantchy Franchet subsp. dschimensis (Gontscharow) K. T. Fu.

Plants 30-65 cm tall, glabrous or with a few scattered white or black spreading hairs 1-2 mm. Stem up to 6 mm thick. Leaves 12-27 cm; stipules 6-10(-15) mm, widely triangular-ovate, at base unilaterally auriculate; petiole 0.6-3 cm; leaflets in 7-10(-14) pairs, widely elliptic to widely obovate, (5-)10-17 × (4-)8-15 mm, apex rounded to emarginate. Racemes 7-15 cm, at fruiting time up to 25 cm, loosely 6-15-flowered; pedun­cle 12-17 cm; bracts soon falling, whitish membranous, 5-7 mm. Bracteoles linear, 1-2 mm. Calyx 10-13 mm; teeth unequal, 3-5 mm. Petals pale yellowish white, nearly of equal length; standard widely ovate, 20-25 × 11-13 mm, apex emar­ginate. Style below stigma with very short white hairlets. Leg­umes with a stipe 10-15 mm, obliquely narrowly ellipsoid, (2.5-)3.5-4 cm, 8-10 mm high, compressed laterally, keeled ventrally, narrowly rounded dorsally, with a short beak, incom­pletely to nearly completely 2-locular; valves thin, glabrous.

900-2500 m. Xinjiang [Kazakhstan, Mongolia].


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