T4 CAIIOI.I-.S .sl'lio.\/./.IM 



laiis, tleor^uni lciiiter augu.-lati.s tiui-.<uni longi.s.simc altcnuatis sub- 

 aristulatisquo, ,'i-nervibu.s, sacpius nervo utrimquc tenui subob.soletu 

 adjccto et tuin sub-5-nci'vil)us. inrciM ( pii. inl)r. "^t)- lo iiiin long.= 

 2-2,75 mm lat. ^arist. 1-7 iiim loiig.), supcram ( prt. mbr. 18-25 

 mni long.= 2-2,50 min lat. = arist. 2-5 mm long.) sal superante; 

 flosculis cyliiidraceo-tctragonis acquilatcralibus (cum anlhopodio et 

 arista 80-180 mm long.=cum aiitliopodio ct corona 8-15 mm long.= 

 sine anthopodio ct corona 5-8 inni long. =0,9-1 mm diam.); glu- 

 mella infera coriacella semper pallida utrimquc breviter leniterque 

 angusiata, ad angulos apiccm usque adprcsse densiusculequc albo- 

 pilosa, faciebus glabris dense minuteque papilloso-asperis, .super- 

 ne a corona eximic limitata; glumella supera clliptica pusilla (1-1,5 

 mm long.=0,5 mm lat.) enervi glabra obtusiuscula; anthopodio lon- 

 giusculo terete pallido duro acuto (2,5-5,5 mm long. =0,15-0.20 mm 

 diam.)dense adpresseque albo-villoso, villis vix (juartum v. quintum 

 inflmum glumellae obtcgcntibus. 



Arista crassiuscula centralis persistens (70-105 mm long.) i'igi- 

 dula, 2-geniculata, geniculo supero infra medium, iiifcro iii((_M' tcitium 

 et quartum posticum sitis, parte rccta suprema scabcrula, non v. vi.x 

 purpurascente, ceteram infra genua tortam atque dcnse adpresseque 

 pubescentem, addito llo.sculo, superante; articulatio aristae cum glu- 

 mella eximia sed corona cincla et non perspicua. 



Corona cylindracco-turbinatula, obsolete tetragona (0,75-1 mm 

 long. et diam.) callosa laevis glaberrima, glumclla pallidior et ab 

 illa deorsum cximie liinilata, basi subobliqua, utrimque ad latcra mi- 

 nute se constantcr perfecte sinuatulo-foveolata, in marginc supero 

 recta dense longiusculeque villosulo-ciliata. 



Varietates duae distinctissimae adsunt sequentes: 



a) tijpica Spcg. Culmis non bulbosis elatis v. elatiusculis (350-750 



mm alt.), foliis elongatis latiusculis (100-350 mm long.) 



rectiusculis, paniculis nutantibus, spiculis flosculis aris- 



tisque majoribus. In regionibus calidioribus crescens. 



