* SpiJcelets several, the terminal one composed of male and female flowers intermixed.

C. arenaria: creeping; stems 1-1 1/2 foot high, leafy at the base; spikelets large, ovoid, simple, sessile, crowded 8-10 together in a terminal spike. - Maritime sands. Fl. June, July.

** Spikeelets several, one or more terminal ones wholly male. † Styles bifid or two-cleft.

C. caespitosa: stem 1-3 feet high, densely tufted; leaves narrow; spikelets 3-6, each 1/2-1 1/2 inch long, the terminal one and the upper portion or whole of the next male, the remainder female, the lowest usually shortly stalked, with one or two of the outer bracts leafy; glumes dark-brown or black, often with a green midrib. - Pastures, meadows, and marshes. Fl. May to July. Mr. Bentham includes as varieties: C. rigida: a dwarf alpine form, six inches high, with short, flat, and rigid leaves. - Wet mountainous places.

C. stricta: stems about two feet high, glaucous with narrow leaves, rather long spikelets, the fruits arranged in 8-9 rows. - Marshes.

†† Styles trijid, or three-cleft.

C. distans: stems tufted, slender, 1-2 feet high; leaves flat, rather narrow; spikelets few and far apart, the terminal one male, the others female, oblong-cylindrical, 1/2-1 inch long, stalked, the stalks enclosed in the long sheaths of the leafy bracts; glumes brown. - Marshes and wet moors. Fl June, July.

C. capillaris: stems slender, densely tufted, 3-9 inches high, longer than the leaves; terminal spikelets male, small; female spikelets 2-3, much lower down, on long threadlike peduncles, pale coloured, loose-flowered; glumes very scarious on the edges. - Alpine meadows. El. June.

C. limosa: stem slender, one foot high; leaves narrow; terminal male spikelet 1/2-1 inch long; females 1 or 2, on slender stalks, drooping, rather loose; bracts leafy; glumes rather dark-brown, ovate, the upper ones pointed. - Bogs and mountain marshes. Fl. June. [See also pp. 73-76.]