| Fabaceae |
|---|
Trifolium ambiguum BIEB. |
Trifolium L. |
| T. ambiguum Bieb., Fl. Taur.-Cauc. 2:208 (1808). Ic: Bobrov in Acta Inst. Bot. Acad. Sci. URSS ser. l(6):220 (1947). Figure 4, p. 399. Procumbent to ascending perennial 8-35 cm. Leaflets (l-)l.5-3.5 cm, elliptic to obovate; stipules broadly ovate, adnate to the petiole, the free part lanceolate-subulate. Inflorescence capitate, ovoid, later elongating, 1-1.5 cm wide, peduncles 4-10 cm. Bracts narrowly lanceolate-subulate, shorter than calyx tube. Flowers white, turning pink; the pedicels at most ? as long as the calyx, deflexing later. Calyx 4-5 mm, campanulate, whitish, 10-nerved, teeth subequal. Corolla 1.0-1.2 cm, standard longer than keel. Legume c. 3 mm, beaked, 2-seeded. Fl. 6-8. Steep scree slopes, edges of forest, fields, etc.. 1700-2750 m. Type: Habitat frequens in Tauriae [Crimea] et Caucasi pratis, Bieberstein (LE, photo!). E. & N.E. Anatolia. A8 Çoruh: mountain above Artvin, 1900 m, D. 29721! Rize: Cimil, 2000 m, 1866, Bal. Erzurum: Ispir, 2120 m, Alpay (ANKO 2630)! A9 Kars: Sarıkamış, 2100 m, D. 30800! Erzurum: Kop Da., pass, 2350 m, Furze 3795! B4 Ankara: Orman Çiftliği, Üresin 114! B9 Ağri: 3 km E of Ağri, 1700 m, D. 44105! Bitlis: Kotum, 1900 m, D. 22440! B10 Van: 5 km NE of Başkale, 2150 m, D. 45941! C9 Van: Mt. Harefta, between Başkale and Koçanes, 2700 m, Náb. 2857. Crimea, Caucasia, N.W. Iran. Var. majus Hossain (Notes R.B.G. Edinb. 23:464, 1961) is a doubtful taxon based on non-constant characteristics. |