140 
. vaginis semipollicaribus purpurascenti-testaceis ore obliquo parce 
ciliatis; foliis culmo brevioribus, 1— 3. poll. longis acutis, supra 
canaliculatis subtiliter reticulatis, subtus convexiusculis striolatis, 
margine superne subtiliss. spinulosis; spiculis bractea folii. 
formi ipsis multo longiore(6—8-lineali) suffultis, terminali 
sessili altera pedicellata erecta (anthelam ita valde depauperatam 
exbibentibus), fructiferis late ovatis turgidis acutiusculis sesquili- 
neam longis, 4—5-floris, flore supremo plerumque imperfecto; 
squamis majusculis adpressis chartaceo-membranaceis ovato-orbi- 
culatis alte carinatis obtusis muticis subscabridis brun- 
nescenti-ferrugineis opacis, carina trinervia concolorata v. virente; 
squama bracteali lanceolata cuspidata; caryopsi gran- 
diuscula squamam fere equante obovata, basin versus atte- 
nuata, -triangulari obsolete reticulata stramineo-pallida niti- 
dula, styli bulbo grandiusculo depresso-globoso ferrugineo 
coronata. 
Scirpo gracillimo m. (lsolep. gracill. Hochst.) paululo affinis. 
1n campis fertilioribus prope Lagoa Santa semel lecta 
(Wrmg.). 
49. S. spherolepis Bcklr. n sp. 
Glaucus; rhizomate brevissimo; culmis pluribus fasciculatis 
stricte erectis tenui-filiformibus inaequalibus, 20 12 poll. altis 
obsolete angulatis striatis levibus glabrisve, basin versus pauci- 
foliatis; foliis remotis erectis setaceis rigidulis glabris v. subti- 
liter pilosis, valde inz:qualibus, 4— 412 unc. longis, breviter acu- 
tatis subsemicylindricis, facie canaliculatis subtiliter reticulatis, 
dorso striatis, marginibus obsolete denticulatis; vaginis longius- 
culis angustis fissis brunnescenti-testaceis v. cinnamomeis, Ore 
obliquo pilis subtilibus albis sparse ciliatis; umbella composita 
explanata 10—6-radiata; radiis patentibus inequalibus rectis 
v. flexuosis 4?/j—1/; poll. long., glabris v. pilosulis, apice 4— 3-ra- 
mosis, intimis brevioribus indivisis; ramis exterioribus 6 — 3 lin. 
long., interioribus sessilibus; involucro triphyllo e basi dilatata 
colorata ac ciliata setaceo, phyllo inferiore .umbellam superante 
