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Onobrychis Mill., Gard.Dict. Abridg. ed. 4. 1754. Boiss., Fl.Or.2:525. 1872; Baker in Hook.f.,Fl.Brit.Ind. 2:141.1876; Sirj.in Publ.Fac. Sci. Univ. Masaryk 56:1-195. 1925; l.c. 76:1-165. 1926; in Bull.Soc. Bot. Bulg.4:7-24. 1931.
Annual or perennial, herbs or undershrubs. Leaf imparipinnate, leaflets entire; stipules free or connate. Inflorescence an axillary pedunculate raceme. Bracts present, bracteoles present or absent. Calyx teeth unequal, linear or suhulate. Corolla pink, purple, yellow or white, often with dark veins. Wing shorter than the vexillum and the keel; keel truncate, obtuse, equal to or longer than the vexillum. Stamens diadelphous, 9+1, anthers uniform. Ovary 1-2-ovuled. Fruit indehiscent, compressed, suborbicular, glabrous or pilose, lanate, with or without hooks, spines or teeth on the crest and disc; 1-2-seeded.
A genus with about 130 species, distributed in Europe, N.Africa, N.E. Tropical Africa and Asia. locally represented by 9 species.
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| 1 |
Internodes longer than stipules |
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(2) |
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Internodes shorter than stipules |
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(6) |
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| 2 (1) |
Old raches spiny, arranged in zigzag fashion |
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Onobrychis cornuta |
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Old raches not spiny, not arranged in zigzag fashion |
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(3) |
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| 3 (2) |
Leaflets linear, acute |
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Onobrychis micrantha |
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Leaflets not linear |
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(4) |
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| 4 (3) |
Leaflets ovate-oblong, elliptic, fruit c.
7-8 mm long, densely pilose |
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Onobrychis stewartii |
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Leaflets broadly elliptic, ovate, obovate; fruit more than 1 cm (1.301.5 cm) long |
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(5) |
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| 5 (4) |
Carina pilose |
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Onobrychis laxioflora var. laxifora |
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Carina glabrous |
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Onobrychis laxioflora var. schugnanica |
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| 6 (1) |
Leaflets linear acute |
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Onobrychis micrantha |
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Leaflets not linear |
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(7) |
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| 7 (6) |
Fruit appendages radially arranged, c. 4-5 mm long |
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Onobrychis aucheri |
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Fruit appendages not radially arranged |
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(8) |
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| 8 (7) |
Fruit disc almost circular, leaflets 1-5 |
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(9) |
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Fruit disc kidney shaped, leaflets 3-11 |
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(10) |
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| 9 (8) |
Calyx about half the length of corolla, disc not echinulate |
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Onobrychis tavernierifolia |
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Calyx almost as long as the corolla; disc echinulate |
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Onobrychis nummularia |
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| 10 (8) |
Calyx smaller than the corolla, fruit margin with teeth c. 1-less than 2 mm long |
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Onobrychis dasycephala |
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Calyx almost as long as the corolla, teeth on the fruit margin less than 1 mm long |
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Onobrychis dealbata |
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List of lower taxa
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Treatments in Other Floras @ www.efloras.org
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