STIPEAE PLATENSES 69 



que angustata, in parte supera angustiore leniter foveolato - sub- 

 plicata atque densc minuteque papilloso -aspera (papillis atris v. 

 albidis), coronula eximia ornata, ventre non sulcata, marginibus 

 imbricatis; gJumella supera pusilla hyalina aegre perspicua enervi 

 obtusa; anthopodio gracili teretc praelongo (4,5-C mm long.)pur- 

 purasccnte acutissimo pungente, villis adpressis densissimis inferis 

 albcscentibus, superis ferrugineis sericeo-nitentibus, fere ad nie- 

 dium usque glumellam obtcgentibus, vestito. 



Arisfa crassiuscula rigidissima (110- 150 mm long.) persistens, 

 fuscescens , dense breviter adpresseque puberulo-velutina 2-geni- 

 culata, geniculo supero ad quartum supremum, infero ad tertiuni 

 superum sitis , parte infera sub genu recta sed valide torta ; articu- 

 latio nulla. 



Corona brevis (0,30-0,45 mm long. = 1 -1,10 mm diam . ) tur- 

 binato-cupuliformis, albo-sericea ( rarius atro-rubrai, deorsum a 

 glumella constrictione parum profunda obsolete limitata, margine 

 acuta, minute denseque pectinatim ciliolato-pubescens, ciliis rubro- 

 ferrugineis . 



Species eximia pulcherrima ab incolis Flechilla negra vocata, 

 pecudibus quammaxime obnoxia . 



