49Q GRAMiNE^ Alopecurtcs. 



longiusciile altennatoaristulatls,glumella glumis tertia parle breviore 

 apice eroso-truncald glabra basi aristal geniculatd spicuia duplo lon- 

 giore obsita. palea nulla %. 



Hab in alpibus Persiae borealis ad nives deliquescentes, mons Elamut 

 (Auch 5857!\mons Elbrus occidentalis prope pagum Asadbar (Ky. 464!), 

 montes Savalan et Ssahend supra Schah Jordi (Buhsel), mons Arekligeduk 

 ditionis Karabagh (Szov. 368!). 



Pedalis vel elatior, spica 8-9 lineas longa. Dififert ab A. vaginato rhizomate 

 stolonifero, fere ut A. niyricans ab A. pratensi. An hsec nota sat firma sit 

 ulterius inquirendum. 



\i. A. textllis (Boiss. Diagn. Ser. I, 13, p. 40) perennis cespi- 

 tosus, rhizomale brevi obiiquo incrassato fibrifero, fasciculis et culmis 

 vagiiiis longis firmis extus hirlis et in fibrillas demum solulis invo- 

 lucratis, foliis radicalibus anguste linearibus canaliculato-pllcatis rigi- 

 dulis, cauliiiorum vagina elongata inlerdum inflata, panicula spici- 

 formi hirsuia densa oblonga vel breviter cylindrica, glumis basi 

 subcoalilis hirsulis lanceolalis longiuscule attenuato-aristatis, glumella 

 ciliata apice Iruncato-subtridentata basi arlsta geniculata spicula 

 duplo longiore obsit^, palea angusle lineari % A. lasiochlamys Boiss. 

 et Ky. Sched. 1839. 



Hab. in glareosis vulcanicis montis Demavend Persiae borealis 9000' (Ky. 

 351! Buhse!). in arenosis trachyticis montis Bimgoldagh Armenife Turcicae 

 (Ky. Suppl. 540!), Ponto Lazico 10000' (Bai !), regione alpina montis Argaei 

 Cappadociie 850U ( Bal. exs 851 ! et 852 !), monte Bervtdagh Cataoniae 8000' 

 (Haussk!). Tuuro Cilicico 8-8500' (Bal. et Ky. 123' sub. A. angustifolio.% 

 r€gione alpini montis Akdagh Lycise Bourg. 273 sub^. angustifblio !). 



A praecedentibus rhizomate incrassato, vaginls basilaribus subcoriaceis 

 elongatis firmis extus velutino-hirtis, foiiis convolutis rigidiusculis sat dis- 

 tinctus videlur. Culmi 1-1 V»-pedales. 



Tr. IV. AGROSTIDE.^ (Benth. loc. cit. p. 1084). 



Spiculae unifloraj teretes vel a lalere subcompressse, rhachilia ultra 

 flosculum nulla vel in setam aut stipilem producta. Styli nuUi vel 

 breves. Stigmala plumosa ad basin spicula» emergentia. 



SuBTR. Stipe.e B"» loc. cit. — Glumella coriacea demum fructifera 

 caryopsin arcle involvens. saepissime arista termiuata. 



ARISTIDA (L. Geo. 38). 



Spiculre uniflorfe a latere subcompressae flosculo hermaphrodito 

 stipilato. GlumcT binie membraiiaceae lanceolatffi acumiuat». Glumella 

 et palca valde inrequales, illa membranacea demum indurata paleam 

 tenenorem miilicam includens apice 'aristata, arista a basi vel supra 



