. An illustrated flora of the northern United States, Canada and the British possessions, from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian. Botany; Botany. 386 CYPERACEAE. Vol. 77. Carex xerantica Bailey. White-scaled Sedge. Fig. 944. C. xerantica Bailey, Coult. Bot. Gaz. 17: 151. 1892. C. foenea var. xerantica Kukenthal, Pflanzenreich 38: 205. 1909. Culms caespitose, stiff, i°-2° tall, strictly erect, smooth or little roughened above. Leaves i"-il" wide, somewhat involute in drying, clustered toward


. An illustrated flora of the northern United States, Canada and the British possessions, from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian. Botany; Botany. 386 CYPERACEAE. Vol. 77. Carex xerantica Bailey. White-scaled Sedge. Fig. 944. C. xerantica Bailey, Coult. Bot. Gaz. 17: 151. 1892. C. foenea var. xerantica Kukenthal, Pflanzenreich 38: 205. 1909. Culms caespitose, stiff, i°-2° tall, strictly erect, smooth or little roughened above. Leaves i"-il" wide, somewhat involute in drying, clustered toward the base, shorter than the culm; spikes 3-6, ellipsoid, densely many-flowered, close together or the lower slightly separated, 4"^7" long, 24" in diameter, taper- ing at base, the staminate flowers basal; bracts scale- like; perigynia lanceolate-ovate, pale, 2"-2|" long, i"-ii" wide, closely appressed, nerveless or nearly so on inner face, bright yellow at base, wing-mar- gined, the rough tapering beak shorter than' the body; scales with broad, silvery white margins and darker center, acute, equalling or a trifle longer than the perigynia and rather wider; stigmas 2. Prairies, western Manitoba to Athabasca and Kan- sas. May-July. 78. Carex adusta Boott. Browned Sedge. Fig. 945- Carex adusta Boott; Hook. FI. Bor. Am. 2: 213. 1840. C. pinguis Bailey, Bull. Geog. Surv. Minn. 3: 22. 1887. Culms stout, stiff, erect, smooth, i40j24° tall, caespitose. Leaves i"-ii" wide, long-pointed, shorter than the culm; bracts subulate, tapering from a broad nerved base, the lower 1 or 2 usually elongated; spikes 3-15, subglobose or short-oval, several-flow- ered, 3"-6" long, 2"s" wide, densely clustered and apparently confluent, or slightly separated, brownish in age; staminate flowers basal; perigynia broadly ovate, firm, narrowly wing-margined, 2"-2i" long, i"-ii" wide, narrowed into a 2-toothed rough beak,


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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913