| Poaceae |
|---|
Arrhenatherum kotschyi BOISS. |
Arrhenatherum P. BEAUV. |
| A. kotschyi Boiss., Diagn. ser. 1 (7): 122 (1846). Ic:Fl. Iraq 9: t. 119(1968); Rech. fil., Fl. Iranica 70: t. 51 (1970). Map 57. Laxly caespitose perennial with fibrous rhizome. Stems 17-30(-100) cm, erect, bulbous at base, 1-2-noded. Leaf sheaths glabrous; ligule 1.5-2.5 mm, obtuse-truncate; blades 6-25 cm x 1-4 mm, linear, acuminate, glabrous to slightly scabridulous. Panicle 6-15(-20) x 2-5 cm, rather dense; pedicels curved, scabrid. Spikelets 12-16 mm, gaping. Rachilla segments 1.5-2 mm, covered with long hairs c. 5-7 mm. Glumes lanceolate, acuminate; lower 6.5-9 mm, upper 12-13.5 mm. Lower lemma 13-15 mm, terminating in 2 aristate points c. 1-2.5 mm; awn 25-40 mm, arising from above base, geniculate and twisted in lower half. Upper lemma sub terminally awned; awn 10-16 mm, straight, not twisted in lower half. Anthers 2.3-4.6 mm. Fl.4-5. Dry mountain slopes. Syntypes: [Iran] in rupestribus et glareosis prope ruinas Persepolis, [20 iv 1842], Kotschy 272 (E! G!), 287 (G) & 995 (G). E. Anatolia; rare. B7 Sivas: d. Divriği, Dumluca Da., T. Baytop (ISTE 12878)! Caucasia, W. Syria, Syrian Desert, N. Iraq, Iran, Afghanistan. Ir.-Tur. ele-ment. |