Poaceae |
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Dactylis glomerata L. subsp.glomerata |
Dactylis L. |
D. glomerata L., Sp.Pl. 71 (1753). Coarse stiff caespitose perennial with short praemorse rhizome. Stems (lü-)l5-100 cm or more, erect or decumbent, with 2-3(-4) nodes; vegetative shoots ± strongly compressed. Ligule (l-)2-8(-10.5) mm, acute or lacerate. Leaf blades narrowly linear, 3-30(-40) cm x 0.5-5(-6) mm, glaucous or dull green, scabrid. Panicle 1-18 cm, with or without distinct branches to 7 cm, (in Turkey) often reduced to an ovoid to oblong head of subsessile fascicles of spikelets. Spikelets 5-9 mm, crowded in fascicles, 2-5-flowered. Glumes lanceolate to ovate, long-acute, lower (2.2-)3.5-6(-6.5) mm. Lemma lanceolate, lowest 4-6(-7) mm, acuminate or emarginate at apex, muticous or with a mucro or short subterminal awn to 1.5 mm. Anthers 1.8-4 mm. 1. Lemma emarginate at apex, with short, stout awn or mucro in fissure T subsp. hispanica 1. Lemma acuminate at apex 2.Inflorescence subsecund with filiform panicle branches; leaves flaccid subsp. lobata 2. Inflorescence not secund, with stouter panicle branches; leaves not flaccid subsp. glomerata subsp. glomerata. Ic: Hubbard, Grasses ed. 2:216 (1968). Fl. 5-7. Pinus forests, hillsides, fields, nr s.1.-2300 m. Described from Europe (Hb. Linn. 90/3, photo!). N.W. Turkey, N.E., S. & S.E. Anatolia. A2(E) Istanbul: Alem Da., 6 vii 1892, Azn.! A2(A) Istanbul: Prinkipo (Büyük Ada), 23 ? 1909, Azn.! A3Bolu: Koru motel, 850 m, Uotila 20231! A7 Giresun: Tamdere to Yavuz-kemal, nr Karinca, 1500 m, D. 20751! Trabzon: 1 km N. of Hamsiköy, 1200 m, Uotila 19787! A9 Kars: S.W. side of Kisir Da., 2300 m, D. 30505! C6 Hatay: 8 km from Belen to Antakya, 600 m, Coode & Jones 526! C10 Hakkari: Pişkasir to Oramar, 1830 m, Trelawny 1409! Temperate Eurasia, N. Africa. Euro-Sib. element. An important pasture grass introduced in other parts of the temperate zone. A complex polymorphic species comprising diploid and polyploid subspecies; subsp. glomerata is one of two tetraploid subspecies occurring in Turkey. |