Τρίτη 19 Μαΐου 2015

Medicago arabica (L.) Huds.

Οικογένεια: Φαβίδες ή Χεδρωπά
Medicago arabica (L.) Huds.
Sparsely pubescent to glabrous annual up to 50 cm. Leaflets usually obcordate, cuneate, dentate near the apex usually with a dark spot. Racemes 1- to 4(-6)-flowered. Corolla 5-7 mm. Legume (4-)5-6 mm in diameter, in a lax spiral of 4-7 turns, subglobose to shortly ellipsoid, somewhat flattened at both ends, glabrous, usually spiny; transverse veins curved, anastomosing and forming a tangentially elongated network near the margin; margin with 3 grooves, the lateral deeper and wider than the central; spines usually ½-Ύ as long as the diameter of the legume, deeply sulcate. (Περιγραφή απο flora Europaea)
Sprawling, rather robust annual, usually branched from base; stems angled or sulcate, with sparse, long, multicellular hairs. Leaves long-pedunculate; stipules deeply dentate to laciniate; leaflets obovate to obtriangular, dentate in front, usually with a conspicuous, dark central blotch. Peduncles much shorter than pedicels; inflorescence usually 2–5-flowered. Corolla 4–5 mm, pale yellow. Young fruit protruding sideways from calyx. Mature fruit discoid to almost spherical, with 3–6 flat coils; lateral surface of coils rather obscurely veined; margin grooved, with falcate, deeply sulcate spines c. 2.5 mm. (Περιγραφή απο Strid)
Περισσότερες πληροφορίες στα Χλωρίδα μαςΦυτολόγιοgreekflora.gr, Flora of Greece.
Medicago arabica

Medicago arabica

Medicago arabica

Medicago arabica

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