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

24. Caragana roborovskyi Komarov, Trudy Imp. S.-Peter­burgsk. Bot. Sada. 29: 280. 1909.

荒漠锦鸡儿 huang mo jin ji er

Shrubs to 1 m tall. Branches yellowish brown, pubescent when young. Leaves pinnate, 6-12-foliolate; petiole and rachis 1-2.5 cm, persistent; leaflet blades broadly obovate to oblong, 4-10 × 3-5 mm, all equal in size, densely pubescent, apex rounded to acute. Flowers solitary. Pedicel ca. 4 mm, articulate near middle to basally. Calyx tube tubular, 1.1-1.2 cm. Corolla yellow but standard sometimes purple; standard obovate, 2.3-2.7 × 1.2-1.3 cm; wings with claw ca. 1/2 as long as limb, auricle linear and slightly shorter than claw; keel with claw ± as long as limb, auricle obtuse and small. Ovary densely pubes­cent. Legume cylindric, 2.5-3 cm, outside white villous, inside glabrous. Fl. May, fr. Jun-Jul. 2n = 16*.

● Dry slopes, valleys, sunny areas, loess hills; 1200-3100 m. Gansu, W Nei Mongol, Ningxia, E Qinghai, Xinjiang.

"Caragana przewalskii" (Pojarkova in Komarov, Fl. URSS 11: 353. 1945) belongs here but was not validly published because no Latin description or diagnosis was provided (Vienna Code, Art. 36.1).


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