Fabaceae |
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Trifolium L. |
T. pratense L., Sp. Pl. 768 (1753). Erect to decumbent perennial, 20-60 cm. Stipules ovate-lanceolate, free portion abruptly mucronate or cuspidate. Leaflets l.5-3.0(-5.0) cm, obovate to broadly elliptic. Inflorescence globose to ovoid, 0.7-2.2 cm wide, sessile or rarely pedunculate, usually with an involucre of stipules of diminished leaves. Calyx tubular-campanulate, 10-nerved patulous-hairy, rarely glabrous; throat of the tube open with an annular, hairy thickening. Corolla reddish-purple to pink, rarely whitish, 13-18 mm. Fl. 5-9. Meadows, roadsides, forest clearings etc., s. 1.-2300 m. 1. Stems usually 20-40 cm, densely adpressed-hairy; leaflets 1.5-3.0 cm var. pratense 1. Stems 40-70(-100) cm, solid or hollow, patulous hairy or glabrous; leaflets 3-5 cm 2. Stems patently hairy; corolla deep red var. americanum 2. Stems glabrescent or glabrous; corolla usually pink var. sativum var. pratense (incl. var. spontaneum Willk., var. collinum Gib. & Belli, var. genuinum Rouy and var. anatolicum Freyn). Figure 6, p. 417. Syn: T. silvestre Ducomm., Taschenb. 168 (1869); T. pratense L. subsp. eupratense Aschers & Graebn., Syn. Mittleleur. Fl. 6(2):548 (1908); T.purpureum Gilib., Fl. Lith. 4:86 (1781) non Lois. (1807); T. fontanum Bobrov in Fl. URSS 11:251 (1941)! Ic: Ross-Craig, Draw. Brit. Pl. 7: t. 24 (1954). Described from Europe (Hb. Cliff.!). N. Turkey, C. & E. Anatolia. A1(E) Kirklareli: Kirklareli to Demirköy, 200 m, Bozakman 2603! A2(E) Istanbul: Sariyer, Yalt. 2484! A3 Bolu: c. 25 km from Bolu to Sakarya, c. 500 m, McNeill 250! A4 Zonguldak: Keltepe above Karabük at Sorgun Y., 1300 m, D. (S.60/1962)! A5 Corum: 20 km from Alaca to Sungurlu, 1200 m, Coode & Jones 1670! A6 Ordu: above Aybasti, 1100 m, Tobey 1388! A7 Giresun: Tamdere, 1600 m, D. 20643! A8 Erzurum: pass between Tortum and Oltu, 2300 m, D. 47597! A9 Çoruh: Ardanuç to Kordeven Da., 1400 m, D. 30152! B2 Kütahya: Simav, 1650 m, Durubal 310! B3 Isparta: d. Eğridir, Barla Da., 1200 m, Khan et al. 420! B7 Tunceli: above Pülümür, 1900 m, D. 31597! B8 Erzurum: 20 km from Varto to Hinis, 1900 m, D. 46250! B9 Van: Timar, 1750 m, D. 44199! B10 Van: 3-4 km NE of Başkale, 2300 m, D. 44540! C2 Denizli: Honaz Da., 1250 m, Sorger 66-8-60! C4 Konya: Karaman, Andra-sovszky 407. C9 Van: Warak Da. (Erek Da.), 2200 m, Nábelek 2849. C10 Hakkari: 10 km from Yüksekova to Şemdinli, 1950 m, D. 45146! Widespread throughout the N. temperate region. Cultivated as a fodder crop and probably widely introduced. |