. Gray's new manual of botany. A handbook of the flowering plants and ferns of the central and northeastern United States and adjacent Canada. Botany. 860. 0. 852. C. miraWlis. the culms, sheatJis Inosp.; inflorescence usually dense, cylin- dric to ellipsoid; spikes 0-15, globose, closely flowered, greenish or dull brown, cm. long; perigynia S-i mm long, their tips rosulate-spread- ing. ( 0. tribuloides, var. Bailey, Britton.) —Swales and wet woods, e. Mass. and Vt to Pa., Mo., Sask., and B. C. June-Aug. Fig. 350. 9. C. albolut6scens Sohwein. Culms stout and stif
. Gray's new manual of botany. A handbook of the flowering plants and ferns of the central and northeastern United States and adjacent Canada. Botany. 860. 0. 852. C. miraWlis. the culms, sheatJis Inosp.; inflorescence usually dense, cylin- dric to ellipsoid; spikes 0-15, globose, closely flowered, greenish or dull brown, cm. long; perigynia S-i mm long, their tips rosulate-spread- ing. ( 0. tribuloides, var. Bailey, Britton.) —Swales and wet woods, e. Mass. and Vt to Pa., Mo., Sask., and B. C. June-Aug. Fig. 350. 9. C. albolut6scens Sohwein. Culms stout and stiff, 2-8 dm high ; leaves erect, long-pointed, jjP IY pale green, 2-5 mm. wide, shorter than the culms; inflorescence 851 C slbolutesceDB ^'''^' 'iiear-oylindric to subgloboae, with or without elongated bracts ; spikes 3-30 (sometimes compound), conlc-ovoid to subglobose, cm. long; perigynia 2-3 mm. broad, rhombic- ovate to suborbicular, pale, with short deltoid firm greenish tips. ( C. straminea, vars. foenea Torr. and cumulata Bailey.) — Damp or even dry soil, chiefly on the coastal plain, N. B. to Fla. and rarely inland; also L. Huron to Man. July-Sept. Fig. 351. 10. C. mir4bilis Dewey. Culms m. high, very loose and smooth; leaves soft and thtu, mm. wide, the sheaths rather loose; spikes 4-12, greenish, sub- globose or ovoid, 5-9 mm. long, mostly approximate; peri- gynia lance-ovate, 3-4 mm. long, with divergent tips. (C straminea, var. Tuckerm.) — Dry banks, open woods, and rich copses. Me. to Man., N. C. and Mo. June, July. Fig. 352. Var. peel6nga Fernald. Spikes remote. —Less common. Fig. 353. Var. tincta Fernald. Spikes 3-7, ovoid, approximate, brown-tinged; scales brown with a pale margin. — N. B. and n. N. E. — Plant comparatively small. 11. C. straminea Willd. Culms very high, smooth except at summit; leaves ^^ (, straminea. mm. wide; spikes 3-8, yellow-brown, or rarely green ovoid or subglobose, 4-8 mm. long, usually forming
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