BOTANICAL GAZETTE. 
Assiniboine Rapids, June 14, 1879, Macoun. Lake Manitoba, 
June 9, 1881, Macoun. the 
Stem 2-21 feet high, filiform, weak, smooth, clothed “ ; 
base with loose, linear-lanceolate, purple, leafless sheaths, t oA 
margins breaking up into fine, hair like netted fibres. Leav 
seale-like, awned, shorter than its spikelet ; female bracts pe 
tapering to avery slender point, longer than their spikelets, s sae 
than the stem, sheathed. Sheaths 1-14 inches long. Scales me 
coarsely nerved at base. Nat ellj q 
by the perigynium and not half its length. Style elongated. 
Stigmas, 3. ‘ 
“Like C. debilis, Mx. in habit, but distinguished from it and 
others of the debilis group by the sculpture of the perigynium 
and its long, entire sharp pointed orifice. : 
» Doott. Rhizomate repente, stolonifero- 
Culmo 14-2 ped. alto, valido, basi foliis amplectentibus claus 
ii i oribus, planis, carinatis, reticu 
reliquis spiculis duplo triplo longioribus, nisi summa brevis: 2 
- ll. onga, e spiculis 4-6 oblongis vel cylindricis; 
2 fusco-ferrugineis, subinde 
masculis, densifloris, subsesselibus, vel ii 
ferioribus peduncalatis, 8 lin. to 23 
acute bifidis, ventricosis, modice biconvexis, costato-nervosis, gla- 
bris, lucidis, tesselatis, pallide viridibus, 144, lin. longis 4, lin- 
latis, squamis porpureis, neryo pallido, ellipticis vel ovalibus, 
acutis, muticis, Ciliatis, ve] hispido-aristatis ongioribus vel bre- 
15 poll. longa, nune vaginulata; 
oll. longis, 1-14 lin. latis; reliquis femineis, of 
23 poll. longis, 4 lin. latis. Pe- : o 
13 poll. longus. Perigyniis ovalibus rostrati3, 
