‚struchis fuseis vestitis; enlmo (abbreviato) in statu florente 
3-5 poll. alto filiformi strieto rigido obtuse triengulari 
scabrido supra basin plurifoliato; vaginis subomnibus lami- 
niferis, antice tenuiss. membranaceis albidis; foliis approxi- 
matis patentibus subaegwlongis (6--5- pollie.) rigidulis lon- 
. ge angustato -acuminatis inferne planis lineam eire. latis, 
superne complicato -eanaliculatis flexuosis, marginibtis au- 
perne scabriuseulis; spica Intescenti-pallida simpliei in 
anthesi ovali v. oblonga densa continua e spienlis 7—12 
composita sesquipollicem eire. longa 9-—6 lin. lata ; spieulis 
valde confertis (et infimis approximatis) e/ongatis (sub an- 
thesi) ereetis oblongo-Iinearibus teretibus acutis multifloris 
8—6 lin. long.; bractea infima foliacea lineari v. setacea 
spicam superante v. ea breviore, basi valde dilatata hyalino - 
membrunacea albida late ampleetente, reliquis squamifor- 
mibus cuspidatis; squamis elongatis hyalino -membranaceis 
dense imbricatis adpressis elongato-oblongis lanceolatisve 
breviter acutatis v. obtusis Zufescenti-albidis, carina angusta 
uninervi pallide viridi; utrieulo juvenili oblongo acuminato 
basi attenuato, plano-convexo, ore hyalino-membrana- 
ceo fisso (laevi); stylo exserto fimbriato, stigmatibus valde 
elongatis flexuosis dense fimbriatis. — Spiea, quamquam 
in speeiminibus extant. omnino foeminea, statu typico atta- 
men vix dubio androgyna sit. — Fendler. coll. no. 878. 
Novo -Mexico. 
284 C. arenarsa L. 
Rhizomate longiss. repente ramoso duriusculo pennam 
“ gallinaceam v. anserinam tenuem crasso, vaginis fuscis 
mox dissolutis quam internodia sublongieribus tunicate ; 
culmis distantibus ereetis, post anthesin apice nutantibus, 
