(2527.) C. Siccata, Dew. Sill. Journ. X., 278, (1826): Hook., Fl. II., 212.

C. pallida, C. A. Meyer, Cyp. Nov. No. 21, (1830.) Dry gravelly, or sandy soil, having a wide range to the north-westward. Vicinity of Ottawa. (Fletcher, Fl. Ott.) Grand Trunk gravel pit, near Prescott, and woodlands west of Brockville, Ont. (Billings.) Dry thickets east and west of Belleville, Ont.; Rice Lake Plains, and sandy ground generally throughout central Ontario. (Macoun.) Vicinity of London, Ont.; Lake of the Woods, and Emerson, Man. (Burgess.) Red River prairie, lat. 49°. (Dawson.) Stony Mountain, Man. (Prof. Fowler.) East coast of Lake Nipigon, and at the Pic and Michipicotin rivers, Lake Superior; Point Meuron, and Kakabeka Falls, Kaminis-tiqua River; very abundant in many parts of the prairie region, especially on gravelly slopes; common on dry hill-sides, at Morley and westward to Canmore in the Rocky Mountains; abundant around Cache Creek, and on the dry slopes near Spence's Bridge, B.C. (Macoun.) Methy Portage and Saskatchewan River. (Richardson.) Pelly River, lat. 63°. N.W.T. (Dawson.) Cumberland House, Saskatchewan River; Lake Winnipeg and Rocky Mountains. (Hooker, Fl.)

(2528.) C. diSticha, Hudson, Fl. Angl., 403, (1762.)

C. intermedia, Good. Linn. Trans. II., 154, (1792); Hook., Fl. II., 212. C. Sartwellii, Dew. Sill. Journ. XLIII, 90, (1842.)

Marshes and margins of bogs, rather local. Newfoundland. (Reeks.) River side, Kemptville, Ont. (Porter.) Ditch along the G. T. Railway, between the wooden bridges, Belleville; also on Bleecker's Farm, west of the college, and on Ferry Point, south of Belleville Ont.; abundant in marshes, from Winnipeg westward and northward to the Rocky Mountains; rather common in marshes and on the borders of ponds at Morley and westward to Canmore, within the Rocky Mountains. (Macoun.) Fort Oarleton, on the Saskatchewan River. (Hooker, Fl.)

(2529.) C Douglasii, Boott, Hook., Fl. II., 213, (1840.)

C. Nuttallii, Dew. Sill. Journ. XLIIL, 92, (1842.)

C. Meekii, Dew. Sill. Journ. XXIV., 48, (1857.)

C. Douglasii var. minor, Olney, Bot. King's Exp. V., 363, (1871.)

C. Fendleriana, Boeckeler, Linnsea XXXIX., 135, (1875.)

C. Douglasii, var. densi-spicata, Dew. Sill. Journ. XXXII., 41, (1861.)

Abundant on dry sand or gravel, creeping like G. siccata amongst loose stones and throwing up stems at intervals. In the Qu'Appelle valley at Fort Ellice, and for many miles to the west; on sand-hills west of Moose Jaw, Assiniboia. (Macoun.) Souris Plain, near Moose Mountain, Assiniboia. (J. M. Macoun.) Rocky Mountains. (Hooker, Fl.) Red River prairie, lat. 49°, Man. (Dawson.)

(2530.) C. marcida, Boott, Hook., Fl. II., 212, (1840.)

Very abundant on the whole prairie region, from the margin of the woods on the east, to the Rocky Mountains, and northward through the whole Saskatchewan country. (Macoun.) Souris Plain, Assiniboia. (J. M. Macoun.) Red River, Man.; in a prairie swamp. (Dawson.) Abundant in marshy meadows at Morley, and westward to Castle Mountain within the Rocky Mountains; margins of ponds at Kam-loops and Cache Creek, B.C. (Macoun.)

(2531.) C - Cayana, Desv. PL Chili, 205.

Not uncommon in mountain marshes at Kananaskis Station, Rocky Mountains, lat. 51°, 1885. (Macoun.)

* * Spikelets androgynous, aggregated, or partly aggregated at the top of the stem.

+ Spikelets male at top.

(2532.) C. vulpinoidea, Michx., PL I., 69, (1803.)

C. multiflora, Muhl. (1805); Hook., Fl. II., 212; Pursh, Fl. I., 36.

C. setacea, Dew. Sill. Journ. IX, 61, (1825.)

C scabrior, Sartw.; Dew. Sill. Journ. VIII., 349, (1849.)

C. vulpinaeformis, Tuckerman, Enum. Meth., 9, (1843.)

C. bracteosa, Schweinitz, An. Tab. (1823.)

C. multijiora, var. microsperma, Dew. Sill. Journ. XL, 317, (1826.)

Abundant in many places throughout eastern Canada. Near St. John, N.B. (Fowler, Gat.) Near Andover; Hampton, KB. (Brittain.)

Lower Tobique River, N.B. (Wetmore.) Beaumont, Beauport and La Canardière, Q. (St. Cyr.) Near Kemptville, Ont. (Porter.) Vicinity of Ottawa. (Fletcher, Fl. Ott.) Montreal Mountain. (McGill Coll. Herb.') Abundant in wet meadows throughout central Ontario, and westward to the last portage on Nipigon River, north of Lake Superior. (Macoun.) Vicinity of Hamilton, Ont. (Logie.) Boggy ground, London, Ont. (Burgess. Millman.) Black River, Lake Winnipeg, (J. M. Macoun.) Nelson River, Keewatin. (R. Bell.) Canada. (Hooker, Fl.)

(2533.) C. teretiuscula, Good.,Linn. Trans. II., 163, (1792); Hook., Fl. II., 213.

C. teretiuscvla, var. major, Koch., Fl. Germ., 867.

C. panicvlata, var. teretiuscula, Wahl. (1803); Torr. Cyp. 390. Rather common in marshes and by lake margins from the Atlantic to the Pacific. Bogs, Truro, and Windsor, N.S. (Macoun ) Swamps, Kouchibouguac, and Salmon rivers, N.B. (Fowler, Cat.) Campbellton,. N.B. (Chalmers.) Bogs, Salt Lake, Anticosti, and at Fox River, Gaspé, Q. (Macoun.) Vicinity of Ottawa. (Fletcher, Fl. Oit.) Common in marshes at Prescott, Ont. (Billings.) Common in marshes along the Bay of Quinte, and in all tamarack swamps, and by ponds throughout central Ontario; Blackwater River, Lake Nipigon, north of Lake Superior. (Macoun.) Swamps, London, Ont. (Burgess. Mill-man.) Lake Mistassini, and Ruport River, N.B.T. (J. M. Macoun.) York Factory, Hudson Bay. (R. Bell.) In marshes and on the margins of ponds through the Rocky and Selkirk mountains, and westward through British Columbia to the coast; in swamps and marshes near Cedar Hill, Vancouver Island. (Macoun.) Cumberland House, on the Saskatchewan, and westward to the Rocky Mountains. (Hooker, Fl.)

Var. ramosa, Boott. 111., 145, (1858.)

C. prairea, Dew., Wood's Botany, 750, (1861.) C. paradoxa, Boott, Hook., Fl. II., 213, (1840.)

Generally westward, especially in the prairie region. Big swamp, Murray, Northumberland Co.; marshy border of Round Lake, Peter-boro Co., Ont. (Macoun.) Port Colborne, Lake Erie. (McGill Coll. Herb.) Very common in marshes throughout Manitoba and westward over the whole of the great plains, and foot-hills of the Rocky Mountains, and northward to Lake Athabasca; occasionally in the Rocky Mountains, at Castle Mountain and in the Columbia Valley; borders of marshes and lakes at Cedar Hill, Goldstream, Qualicum, Nanaimo and Alberni, Vancouver Island. (Macoun.) Marshes near Victoria, Vancouver Island. (Fletcher)