229 
Carex typhina Michaux, p. 378 
C. umbellata Schk. ex Willd. [S: incl. f. vicina (Dewey) Wieg.] 
(Mackenzie, 1913), p. 348 
C. vesicaria L., p. 3 
var. monile (Tuckerman) Fern. [M: C. vescicaria L.] (see S: 
or brief discussion; the validity of this taxon has 
not been evaluated critically) 
C. virescens Muhlenb. ex Willd., p. 363 
C. vulpinoidea Michaux, fox sedge, p. 335 
C. woodii Dewey, p. 352 
CLADIUM (see excluded taxa) 
CYPERUS, umbrella sedge 
(see also KYLLINGA) 
Cyperus acuminatus Torrey & Hook., p. 262 
C. aristatus Rottb., p. 260 
C. bipartitus Torrey | [S: C. rivularis Kunth, incl. f. elutus (C. 
B. Clarke) Kiik.; G, M: C. rivularis] (Tucker, 1983) 
(note that no infraspecific oe presently 
exist under C. bipartitus, although se eral 
additional varieties and formae e have ae described 
& and may be genens er taxa), p- 2 
compressus L., coco grass. 
C. croceus M. Vahl [S: a i Aublet] (Carter, 1984; Carter 
and Kral, 1990), p. 270 
C. diandrus Torrey, p. 260 
C. echinatus (L.) Alph. Wood, hedgehog aie goatee [s: C 
ovularis (Michaux) Torrey, ine 
seins G, M: Dane vularis| (Carter, 1984; 4; Carter and 
Kral, 1990), p. 270 
C. erythrorhizos Muhlenb., p. 262 
C. esculentus L., yellow nut grass, p- 264 
var. esculentus 
f. angustispicatus (Britton) Fern. [M: C. erage sue 
leptostachyus Boeckeler] (Fernald, 1942a) 
f. esculentus 
' : nbrock 
S: Steyermark G: Great Plains Flora M: Moble 
