476 PROCEEDINGS OF THE AMERICAN ACADEMY, 
Man. ed. 5,581. ©. straminea, var. brevior, Bailey, Mem. Torr. Cl. i. 
22, in part, not Dewey. — Dry or rocky soil, eastern MASSACHUSETTS 
to Manirospa, New Jersey, Ono, and Arkansas. May-July. 
b. Perigynia at most 5.5 mm. long. 
1. Spikelets whitish or silvery-brown, mostly scattered in a flexuous 
moniliform spike. 
14. C. smicea, Olney. — Figs. 41, 42. — Culms slender, stiff, 
smooth except at summit, 3 to 8 dm. high: leaves erectish, shorter than 
or equalling the culms, usually glaucous, 2 to 4.5 mm. wide, often be- 
coming involute: spike of 3 to 12 usually remote conic-ovoid usually 
clavate spikelets 1 to 1.5 cm. long: perigynia strongly appressed, fim 
and opaque, 4 to5 mm. long, 2.2 to 3 mm. broad, short-beaked, broad- 
winged, the body distinctly 3- to 5-nerved on the inner, 6- to 12-nerved on 
the outer face. — Proc. Am. Acad. vii. 393; Bailey, Mem. Torr. Cl. i. 
24, & in Gray, Man. ed. 6, 621; Britton, 1. ¢. 358, fig. 869 ; Howe, |. c. 
44. (C. straminea, var. moniliformis, Tuck. |. c. 9,17; Bailey, Proc. 
Am. Acad. xxii. 151; Macoun, |. c. 138. ©. adusta, Carey in Gray, 
Man. ed. 2, 516, not Boott. C. foenea, var. y, Boott, 1. c. 118, t. 377. 
CO. foenea, var. (?) subulonum, Gray, Man. ed. 5, 580. C. straminea, 
var. silicea, Bailey, Carex Cat. 4. — Sand and rocks near the sea, 
RINCE Epwarp Istanp to New Jersey. June—Aug. 
2. Spikelets green or brownish, approximate or only slightly remote in a mostly 
upright spike (C. tenera, var. Richii, with moniliform flexuous spikes might be 
looked for here). 
© Sheath of the leaf green and strongly nerved nearly or quite to the narrow 
subchartaceous auricle: perigynia appressed-ascending: achenes mostly 
oblong. 
15. C. azata, Torr. — Figs. 43, 44. — Culms rather stout, smooth 
except at summit, 0.5 to 1 m. high: Jeaves mostly short and harsh, 2.5 to 
4.5 mm. wide: spike oblong or ovoid, of 3 to 8 compact green or finally 
dull-brown conic-ovoid to oblong spikelets 8 to 15 mm. long: perigy”’4 
Jirm and opaque, orbicular or obovate, 4.3 to 5.5 mm. long, 2.8 to 3.7 mm. 
broad, broad-winged, very faintly nerved or nerveless, much broader than 
the lance-subulate usually rough-awned scales. — Aun. Lye. N. Y. iii. 396; 
Boott, 1. c. 118, t. 378; Gray, Man. ed. 5, 581; Britton, 1. ¢. 359, fig 
872; Howe, l. c. 45. ©. straminea, var. alata, Bailey, Carex Cat. 4, 
Proc. Am. Acad. xxii. 150 & in Gray, Man. ed. 6, 622. — Marshes 
and wet woods, New Hampsuire to Micurcan and Fioripa, mostly 
near the coast. June, July. 
