165 
quales, elliptico-lanceolatae, breviter subulato-acuminatae, concavae, 
inferne 7-nerves, glaberrimae. Gluma fertilis sterilibus duplo 'brevior, 
oblonga, obtusiuscula, castanea, tota appresse pubescens, aristam 
caducam ipsam subaequantem e glumis vix v. haud exsertam 
emittens. 
Affinis O. caerulescenti Hack., quae differt paniculae ramis 
ramulosis multispiculatis, gluma fertili glabra, sterilibus inconspicue 
nervosis. O. sphacelata Hack. ( Piptatherum sphacelatum Bois. et 
Bukse) differt (sec. descript.) culmo superne longe nudo, panicula 
breviter pyramidata, spiculis lineari-oblongis, glumis sterilibus 
viridibus apice nigro-sphacelatis, arista exserta. 
X. 994. Pamir, on moist slopes near the lake Jashil Kul. Alt. 3900 m . 
July 27. 1898. 
23. O. molinioides Hack. Piptatherum. molinioides Bois., 
Diagn. I, 8. 1846. Piptath. laterale Munro (1886). Milium late¬ 
rale Rgl. (1881). Oryzopsis lateralis Stapf in Hook fl. Br. 
Ind. 7, 234. 
N. 842. Pamir, on dry plains by tke lake Jashil Kul, frequent. Alt. 3800“. 
July 21. 1898. ’ 
XII. Polypogon Desf. 
24. P. monspeliensis Desf. 
X. 196. Transcaspia, by Tskardsliui. May 13. 1898. 
N. 1803. Buchara. June 14. 1899. 
— — forma minor, habit.u P. maritima similis, sed 
characteribus omnino P. monspeliensis. 
X. 1329. Pamir, prov. Wakhan, in thickets by the river Pandsh. Alt. 
3000 m . Sept. 9. 1898. 
XIII. Agrostis L. 
25. A. alba L. 
X T . 1183. Pamir, in the mountains by the lake Jashil Kul. Alt. 3800“ 
Aug. 29. 1898. 
X. 1390. Pamir, prov. Wakhan, by Torguz. Alt. 2900“. Sept. 19. 1898. 
X. 1402. Ibid. 
26. A. Paulsenii Hack. n. sp. 
Perennis, caespitosa, innovationibus extravaginalibus paucis, 
stolonibus nullis. Culmi erecti, ad 60 cm. alti, teretes, glaberrimi, 
