60 33. Trasus. 9. CYPERACEiE. Pl.end.ph. 
Gramen cyperoides polystachion majus, spicis teretibus erectis, Raii 
(S yn. 419, polyst. 9. 
Carex vesicaria, Hudson FI. Ang. 413. 
Carex rostrata. Withering B. Ar. ed. 2. 1059. 
Carex ampullacea, Goodenough L. T. 2, 207. 
Bogs and watery places ; perennial ; May. 
Root creeping; culm upright, 2 feet high, 3-sided; angles 
bald below, rough above the lowest spike ; leaves upright, 
slender, glaucous ; bractece without sheaths, long, the lowest 
overtopping the culm ; male spikes 2 or 3, close, very slen- 
der, pale brown; glumes obtuse, brown, rib yellow m , female 
spikes 2 or 3, distant, cylindrical, obtuse; glumes acute; 
fruit very smooth, apex longbeaked, beak diverging at a 
right angle. 
e. Bractece leaflike , sheathing ; spikes footstalked 9 enclosed 
in the sheaths , upright , male solitary ; fruit smooth . 
12. Trasus flavus . Yellow sedge . 
Female spikes 3, close, elliptical ; fruit ovate, beaked, 
beaks bent back, 2-toothed; glumes ovate, lanceolate, shorter 
than the fruit ; culm rather smooth. 
Gramen cyperoides q. Gramen palustre echinatum, Raii Syn. 421, 
polyst. 18. 
Gramen palnstre echinatum, Ger. em. 17. 
Gramen echinatum Germanicum, Park. 1187. 
Carex flava, Lin . S. P. 1384. 
Hedgehog grass. 
Bogs ; perennial ; May and June. 
Root creeping ; culm upright, a foot high, 3-sided, leafy 
below ; leaves pleasant green, upright, broadish, flat, longer 
than the culm; bractece much higher than the culm, the 
upper scarcely sheathing, the lower sheathing, and not 
much spread out ; male spike 1 or 2, lanceolate, upright ; 
female spikes 3, ovate roundish, the upper close, almost 
sessile, the lower rather distant, footstalk longer than the 
sheath ; glumes ovate, yellow, edge white, rib green ; fruit 
yellowdsh green, diverging every way. 
j3. scaber. Culm rough edged. 
7. duplex . Male spikes 2. 
13. Trasus Oederi. Oeder s sedge . 
Female spikes 4, roundish; fruit globose, beaked, beak 
rather straight, 2-toothed ; glume ovate, lanceolate, longer 
than the fruit ; culm smooth. 
