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

111. Oxytropis barkolensis X. Y. Zhu, H. Ohashi & Y. B. Deng, J. Jap. Bot. 74: 65. 1999.

八里坤棘豆 ba li kun ji dou

Oxytropis flavovirens H. Ohba, S. Akiyama & S. K. Wu.

Herbs, to 35 cm tall, caulescent or essentially acaulescent, from a shortly branched multiheaded caudex, tufted, perennial. Stipules narrowly triangular with a subulate free part, 1.8-2.5 cm × ca. 3 mm, villous, basally connate. Leaves subglabrous, 10-30 cm, 19-35-foliolate; leaflet blades narrowly ovate to lan­ceolate, 5-12 × 3-5 mm, both surfaces white villous, abaxially more densely villous than adaxially. Racemes 1.5-7 cm but elongating in fruit, compact to lax, 5-12-flowered; peduncle (5.6-)8.5-26(-35) cm, much longer than leaves; bracts trian­gular, 6-7 × ca. 3 mm, shorter than calyx tube, pubescent. Ca­lyx campanulate, 8-10 × ca. 4 mm, with whitish and blackish trichomes; lobes subulate, 4-5 × ca. 0.5 mm, as long as tube. Corolla purple (when dry) or rarely white; standard 1.4-2 cm, lamina ovate, apex emarginate; wings 1.3-1.7 cm, apex emar­ginate; keel 1.2-1.3 cm, beak 1-2.5 mm. Legume sessile, sub­cylindric, to 2.5 cm including a slender beak to 5 mm. Fl. Jun-Jul, fr. Jul.

● Alpine meadows, hillsides, Juniperus centrasiatica forest mar­gins, exposed grasslands, dry slopes, riversides; 2000-3400 m. Xin­jiang.


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