114 rAKOi.rs si'i:ga7./.ini 



900 inni alt.); Inlii.-^ plcninKino plani.* Iati.'« (2-') mm lat.); panicnla 

 magna confortiu.-^cula (200-~r)0 inm lonp.) ba.si vaginata; glumis 

 hyalino-virescontibus, 3-noivibus (6-9 mm Iong.=: 1,25-1,75 mm 

 lat.); flosculis valide comprossis, lateribus glabratis (cum antho- 

 podio ct corona 5-6 min lon2:.= l,25 mm diam.) arista orassiuscula 

 (15-17 inm long.) pili.'^ ;irliriil,i1i()iii.< pauci.'* brovi.>i.«imi.s; floribus 

 radicalibus seniper iiulli.-^. 



Viget in pratis editioribus. 



In basi caespitum formae minoris adsunt sacpe inflorescontlae 

 radicales, vaginis rolaxatis involutis, noduloso-constipatae, glumls 

 ovato-lanceolatis hyalinis, non v. obsolete 1-2-3-nervibus subae- 

 quilongis (6-8 mm long.), infora conspicue angustiore; glumollis 

 ovato-lanceolatis, infera apicu bidentata, nervo in mucrone brevi v. 

 longiusculo (0-2 mm long.) oxcurrente, supera lanceolata inermi, 

 cariopsidc ovata v. olliptica plus minusvo tetragona dura glabra fa- 

 cile a glumellis soluta, fuscidula. 



Specimina inspecta collecta fuorunl: 



a/ In vallibus Sierra Ventana, Nov. 1895 (C. S.). 



b; Prope Sierra de Ciiramaldl, Dec. 1899 (C. S.). 



el In Sierra Tandil, Mart. 1892 (C. S.). 



d/ Prope Estaeidn Dennehy, Nov. 1898 (C. S.). 

 e/ Propc La Plata, por ann. 1885-1899 (C. S.). 



/"/•In Buenos Aires, April 1900 (C. S.). 



gl Prope Baradero, Nov. 1898 (B. Chaves). 



hl Prope Rosario de Santa Fe, Jan. 1896 (C. S). 



