254 



CYPERACEAE (SEDGE FAMILY} 



Rather slender, 0.3- 



forin commonest from Mass. southw. June-Sept 

 Fig. 545. 



Var. Ferndldii Bailey. Perigynia more slender^ 

 less inflated, 1.2-1.7 cm. lo?ig, S-o mm. thick. — ■ 

 Nfd. to Man., s. to Mass., N. Y., Mich., and Wise; 

 and on the mts. of N. C. ; the common form 

 northw. 



176. C. folliculata L. 

 1.2 m. high ; leaves very 

 hroad and flat, yelhnmsh- 

 green, lax; pistillate spikes 

 2-0, mostly scattered, all hut 

 the uppermost prominently 

 pedimcled ; perigynia conic- 

 subulate, very slightly in- 

 flated, many-nerved, 1-1.5 

 cm. long ; scales awned and 

 often nearly as long. — Wet 

 woods, meadows and bogs, 

 Nfd. to Ont., s. to Md., 



locally 

 Fig. 



546. C. folliculata. 



W. Va., and Mich, 

 abundant. June-A 



545. C. intumescens. c^g 



177. C. Michauxiana Boeckl. Slender but stiff and erect, 2.5-6 dm. high, 

 yellowish; leaves narrow and firm, shorter than the culm ; spikes 2-A, the lowest 



usually remote and short-peduncled, 

 the remainder aggregated and sessile ; 

 perigynia lance-subulate, not inflated., 

 8-13 mm. long, erect or spreading, 

 twice longer than the hlunt scales. 

 (C. abacta Bailey.) — Bogs and lake- 

 borders, Nfd. to L. Mistassini, s. to 

 n. N. E., n. N. Y., and Mich.; local. 

 June, July. Fig. 547. 



178. C. subulata Michx. Green^ 

 very slender but erect, 1.5-6 dm. high ; 

 leaves soft, 1.5-4 mm. wide, shorter 

 than the culm ; bracts leafy, sheath- 

 ing ; pistillate spikes 2-5, scattered, 

 2-Q-flowered ; perigynia subulate, 1-1.5 

 cm. long, deflexed. ( C. Collinsii Nutt.) 

 — Bogs and white cedar swamps, R. I. 

 to e. Fa., and southw. ; very local. 

 June, July. Fig. 548. 



179. C. saxAtilis L. Low, 2-3 dm. high; leaves 2-5 mm. 

 xrAde, flat, bf^coming involute, nearly or (pite equaling the 

 culm; staminate spike 1 (rarely 2); pistillate 

 1-3, sessile or short-peduncled, subglobose or 

 short-cylindric, 0.5-2 cm. long, 5-8 mm. thick ; 

 perigynia purple or purple-tinged, usiially 



nerveless, ovoid, 3-4 mm. long, with a short subentire beak, 

 slightly exceeding the blunt purple scale; stigmas 

 usually 2. — By an alpine pond, Mt. Katahdin, 

 Me.; Lab. and -Greenl. July, Aug. (Eu.) Fig. 

 540. 



Var. miliaris (Michx.) Bailey. Slender and taller, 

 2.5-() dm. high; leaves nearly filiform; pistillate 

 spikes mostly paler and more slender, 1-2.5 cm. long, 

 3-7 mm. thick. (C. miliaris Miclix.) — Margins of 

 rivers and lakes, Nfd. to Hudson Bay, locally s. to 549. c. «ixatilis. 



548. C. subulata. 



Michauxiana. 



550. C. saxa., 

 T. miliaris. 



