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

1. Calophaca chinensis Borissova, Bot. Mater. Gerb. Bot. Inst. Komarova Akad. Nauk S.S.S.R. 21: 243. 1961.

华丽豆 hua li dou

Shrubs, 20-40 cm tall. Stems with many branches; bark bright, glabrous, with pale yellow grains; young branches pale brown, with dense short trichomes. Stipules linear, 4-5 mm, brown, with dense short trichomes, basally connate, apex acuminate. Leaves 2-4 cm, 5-11-foliolate; leaflet blades or­bicular to ovate, 4-9 × 3-6 mm, leathery, grayish white, both surfaces with dense appressed trichomes, veins conspicuous, base rounded, apex shortly acute. Inflorescences subcapitate, 4- or 5-flowered; peduncle 3-4 cm, hard, with dense spreading long trichomes; bracts 2-4 mm, base triangular, apex acumi­nate. Flowers ca. 2 cm; pedicel 1-2 mm, with dense trichomes; bracteoles 2, ovate or oblong, 1-2 mm, caducous, abaxially with dense short trichomes. Calyx broadly campanulate, 7-9 mm, with short white trichomes, base slightly gibbous; teeth tri­angular-lanceolate, 1/3-1/2 as long as tube, both surfaces with dense trichomes. Corolla yellow; standard ca. 2 cm, outside with dense trichomes, lamina orbicular, ca. 1.5 cm wide, base cuneate and with a ca. 4 mm claw, apex emarginate; wings ca. 1.8 cm, lamina ca. 14 × 5 mm, outside rarely with white tri­chomes, basally narrowed with ca. 1.5 mm auricles and a ca. 5 mm incurved claw, apically enlarged, apex truncate to obtuse; keel ± as long as wings, outside rarely with white long tri­chomes, basally with a ca. 7 × 2 mm claw, auricles short and blunt, lamina ca. 6 mm wide, apex truncate. Stamens 1.5-1.8 cm; anthers orbicular, ca. 0.5 mm in diam. Ovary oblong, with appressed white trichomes; style with semiappressed trichomes but glabrous at apex. Legume 1.5-1.8 cm, ca. 5 mm wide in apical part, with dense white short trichomes, apex beaked. Seeds olive-green, ellipsoid-reniform, ca. 3 × 2 mm, glabrous, smooth. Fl. Jul-Aug, fr. Aug.

● Sunny slopes, meadows within Spiraea, Artemisia, and Poa; 900-1400 m. Xinjiang.


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