FERNALD, — CARICES OF SECTION HYPARRHENAE. 487 
+ + Perigynia broadest near the middle. 
++ Perigynia 2 to 3 mm. long, fully half as broad. 
= Plant glaucous: spikelets oblong-cylindric to ovoid; the strongly appressed- 
ascending pale perigynia slightly roughened or smooth above, tapering gradu- 
ally to the short obscure beak. 
31. C. canescens, L. — Figs. 114, 115. — Culms soft, in loose stools, 
1.5 to 6 dm. high: leaves soft and flat, shorter than or exceeding the 
culms, 2 to 4 mm. broad: spike 2.5 to 5 em. long, of 4 to 7 oblong- 
cylindric to narrowly obovoid appressed-ascending approximate or slightly 
remote spikelets 0.6 to 1 em. long, the lowermost rarely 1.5 cm. apart: 
perigynia glaucous, ovoid-oblong, usually serrulate toward the short- 
pointed tip, 2.3 to 3 mm. long, 1.3 to 1.7 mm. broad, more or less nerved 
on both faces, somewhat exceeding the ovate pointed scale. Sp. ii. 
974; Oeder, Fl. Dan. ii. 8, t. 285; Lightf. Fl. Scot. ii. 550; Reichb. 
Ic. Fl. Germ, viii. 7, t. 206, fig. 546; Anders. Cyp. Scand. ‘BT, t. 4, 
fig. 39; Boott, Ill. iv. 154, in part; W. Boott ex Rothrock in Wheeler, 
Rep. 277; Ett. & Pok. Phys. Pl. Aust. vi. t. 515; Richter, Pl. Eu. 
i151. ©. brizoides, Huds. Fl. Ang. 349, not L. ©. elongata, Leers, 
Fl. Herb. 197, t. 14, fig. 7; Olney ex Wats. Bot. King Rep. 365; 
Bailey in Coulter, Man. Rocky Mt. Reg. 394, in part; not L. C. etnerea, 
Pollich, Pl. Palat. ii. 571. C. Richardi, Thuill. Fl. Par. (1799) 482. 
C. curta, Good. Trans. Linn. Soc. ii. 145; Host, Gram. i. 37, t. 48; 
Schkuhr, Handb. iii, 847, t. 287C, fig. 13; Eng. Bot. xx. t. 1386; 
Kunth, Enum. ii. 403. ©. lagopina, Olney ex Wats. Bot. King Rep. 
365, in part, not Wahl. (©. canescens, var. dubia, Bailey, Bot. Gaz. 
ix. 119 & Proc. Am. Acad. xxii. 143. ©. canescens, var. robustina, 
Macoun, 1. c. 376.— Northern Eurorr. In wet places, seen from the 
following American stations — Lasprapor, (Spreadborough hb. Geol. 
Surv. Can. no. 13,372): Rupert Lanp, Lake Mistassini (J: IM. Macoun, 
hb. Geol. Sury. Can. no. 30,511): Marne, Fort Kent, Island Falls, 
and Foxcroft (IZ Z. Fernald, nos. 2143, 2144, 2145): New Hamp- 
SHIRE, Mt. Washington and Mt. Lafayette (#. § ©. H. Faxon); 
Crawfords (2. F. Williams): Vermont, Ripton (Zzra Brainerd): On- 
TARIO, Belleville & Lake Nipigon (J. Macoun, hb. Geol. Surv. Can. 
nos. 30,513, & 30,512): Micniaan, Alma (0. A. Davis): CoLorano, 
Twin Lakes (J. Wolff, no. 1017); Bob Creek, alt. 3,230 m. (Baker, 
Earle & Tracy, no. 693): Montana, Grasshopper Valley (S. Watson, 
no. 435): Wyomine, without station (Parry, no. 278); Centennial 
Hills (A. Nelson, no. 1730) ; Beaver Lake (A. & E. Nelson, no. 6130) : 
