914 | 
Ce. aperta Boott. > Stolmiferous, the culms commonly 
: 50-60 om. tall, slender, pliant, sharply angled above, roughened near 
the apex; leaf-blades flat, roughened, the margins somewhat revolute, 
2-5 mm. wide; staminate spikes usually solitary, 1.5-2.5 om. long, 3 mm. 
wide, shortly stalked; pigtillate spikes usually 2-3, cylindrical, 
1.5-2.5 om. long, 5-6 mm. thick, subsessile or shortly stalked; lowermost ; 
bracts about equal to the ou lms} sceles oblong-lanceolate, or narrowly 
obleng-ovate. mostly acute or acuminate, firm, subequal to the perigynia, 
dark purple or thiumidribsgreen with very narrow ‘thigymemeinay perigyni 
obovate, 3 mms long, dull green, flattened but plump, ‘Pounded 
at the base, abruptly and mimtely bealked, the beak s > 
w@ priest Lake; Ste Maries, 
(33 A Ce sitchensis Prescott. —~—» Densely caespitose with elongated 
‘rootstocks, the culms 60-90 cm. tall or more, sharply angled, stiffish, 
roighened, reddish toward the base, the sheaths smooth, not splitting 
into fibrils; leaf-blades flat, or channelled at the base, mostly 6-8 mn. 
wide, roughened toward the apex; staminate spikes canmomly 2-3, brown, 
205-465 om. long, 2-5-5 mm. wide, tapering upwards, subsessile; pistillate 
spikes widely separated, especially the lowermost narrowly cylindrical, 
5-8 om. long, 5.5-4 mm. wide, mostly on peduncles 1-2 om. long; the upper- 
most, or stmetimes all, partly staminate; lowermost bracts usually longer 
than the culms; scales oblong-lanceolate, or narrowly ovate, mostly acute, 
firm, subequal to the porigynia, deep purple except for the green midrib; 
perigynia erowded, overlapping, flat, pale dull green, veinless, oval, 
3.5-4 mme long, narrowed at the base, abruptly so at the apex, the beak 
about «5 mme long, not toothed, the orifice oblique. 
Te Shr a 
Upper Priest Re, 3000 fte; St, Maries,. 
