9. CYPERACEvE. 33. Trasus. 
67 
PL end . ph . 
Marshes; perennial; May. 
Root fibrous; culm 4* feet high, smooth; leaves upright, 
broad, light green, smooth, very long sheathed; bractece 
erect, overtopping the culm, pointed, upper with short 
sheaths or none; spikes cylindrical, long, acute; male 
usually 2, females with long footstalks ; fruit longer than 
the glumes, ribbed, green, smooth ; seed 1, filling the fruit, 
3-sided. 
29. Trasus erectus. Upright sedge „ 
Female spikes 3, distant, threadlike, upright ; sheaths 
short; glumes ovate, shorter than the fruit, submucronate ; 
fruit ovate, inflated, 3-sided, edge slightly hispid, apex 
membranous, 2-lobed. 
Carex Mielichoferi, mild S. P. 4,276. 
Carex ScopoJii a, Gaud. Agr. Helv. 2, 168. 
Carex erecta, De Cand Syn. FI. Gall. 1741. 
Alpine rocks ; perennial ; August. 
Root creeping; culm 1 foot high, angles obtuse; leaves 
very long, smooth, outer leaves broader and shorter; lower 
sheaths brownish, often leafless ; male spike slender, ferru- 
ginous, glumes obtuse, mucronate, brownish, rib broad, 
pale; female spikes 2 or 3, round, upright; sheaths of the 
bractese one third the length of the peduncle; glumes lax, 
rib green ; fruit green, apex purple, 2-lobed. 
30. Trasus limosus. Mud sedge. 
Female spikes 2, ovate; glumes ovate, as long as the iruit, 
mucronate ; fruit elliptical, compressed, 3-sided ; beak 
very short, apex not nicked ; root creeping. 
Carex limosa, Lin. S. P. 1386. 
Green and gold carex. 
Turf bogs; perennial; June. 
Root shootbearing; herb rather sea-green; culm 1 foot 
high; leaves linear, shorter than the culm, sheathed at 
bottom with brown scales; bractece upright, brown, edge 
whitish ; male spike upright, shining reddish brown ; female 
spikes many flowered, compact ; fruit green, golden brown 
on the edge ; rarely flowering. 
31. Trasus glaums. Sea green sedge. 
Female spikes 2, cylindrical, distant ; bracteee eared ; 
glumes blunt \ fruit elliptical, roughish ; apex very blunt; 
culm roundish ; root creeping. 
F 2 
