Box 15, Folder 11: Grass like Plants of Wisconsin, 1855

118 Carex gracillima, Schweinitz.

Syn. C. digitalis, Schw. (not of Willd)

Sterile spike solitary, with a few fertile flowers at the apex; fertile spikes filiform slender, pendulous loose-flowered, on long very delicate peduncles; perigynia oblong obtuse slightly nerved, slightly oblique at the orifice; longer than the oblong awned scale. Culm one to two feet high; flowers in May. About moist grounds

Wisconsin, Southern Indiana, Michigan, about Lake Superior. Also in the Arctic regions.

119 Carex virescens, Muhlenberg

Syn. C. costata, Schw.

Sterile spike solitary, fertile at the summit; fertile spikes oblong or cylindrical, on short stalks, erect; perigynia ovate, hairy, rather longer than the ovate, mucronate, pubescent scale; achenium ovate, smooth, sharply triangular; leaves and sheaths hairy. Culms one to three feet high; flowers in May. Borders of woods &c

Plate X fig 5 -- a, Head of spikes; b, perigynium; c, section of the same; d, scale; e, achenium.

Illinois, Southern Indiana, Ohio, and Michigan. Extends Eastward to N. England.

120 Carex triceps, Michaux

Syn. C. hirsuta, Will. C. viridula, Schw. and Torrey, (not of Michaux)

Spikes 3 or 4 ovoid-oblong, approximate, nearly sessile, the upper staminate below; perigynea ovate-triangular, downey when young, smooth at maturity, longer than the ovate, pointed scale; leaves and especially the sheaths hairy. Culms 12 to 18 inches high; flowers in May. Moist meadows.

Illinois, Southern Indiana, Ohio and Michigan. Extgends south to Louisiana, north to the Arctic regions & east to the N. England states.

121 Carex Vahlii, Schkur

Syn. C. alpina, Vahl.

Spikes 3 or 4 sub-umbelform, sub-sessile upper one oblong, staminate below; perigynia oval, roundish, triquetrous, orifice entire; longer than the ovate or oblong black scale; bracts exceeding the culm. Culm 6 to 10 inches high; flowers in May. Alpine meadows.

About Lake Superior. Also in the Arctic regions of Europe and America.

122 Carex plantaginea, Lamarck.

Syn. C. latifolia Schk.

Sterile spike solitary; fertile spikes four oblong 5 to 8 flowered, on stems about the length of the spikes; perigynia ovoid= =triquetrous striate; bracts very short, dark purple, or the lowest greenish at the apex; leaves all radical, very broad, nerved. Culms 12 to 18 inches high; flowers in May Shady woods, in damp, rich soil.

Wisconsin, Illinois, Indiana, Ohio, Michigan, and about Lake Superior. Northward to the arctic regions, and eastward to New England.