TJRIANJDRIA MONOGYNIA. CyperUS. 
motiusculis, involucellis subnullis, umbel lalae radiis al- 
ternis. Vahl. enum. pl. 2. p. 358. Willd. sp. pi. 1. 
p. 281. 
In swamps and ditches, common. 7/. July. v. v. 
ig. C. spiculis lineari-lanceolatis, valvulis oblongis obtusis, 
fructiferis patentibus, involucro longissimo. Vahl. 
enum. pl. 2. p. 360. Mich.Jl. amer. 1. p. 2/\ 
C. elegans. Walt.fl. car. 70. 
In boggy woods : Pensylvania to Carolina. 7/.. July, 
Aug. v. v. 
20. C. spicis distichis, spiculis filiformibus patentibus, flos- 
culis distantibus, umbella stricta. Vahl. enum. pl. 2. 
p. 362. Willd. sp. pl. 1. p. 288. 
Icon. Rottb. gram . t. 10. C. elatus. 
In sandy wet woods : Carolina and Georgia. 7 l.v.s. 
ll. C. spicis corymbosis, spiculis subulatis distichis, umbel- 
lulis involucello brevioribus, ochreis biaristatis, culmo 
aculangulo. Vahl. enum. pl. 2. p. 364. 
C. virginicus. Jacq. in Herb. Lambert. 
In Virginia. Vahl. 7/ . v. s. in. Herb. Lambert. 
22. C. spicis corymbosis oblongis basi ramosis nudis, spicu- 
lis numerosis divaricatis confertis linearibus subsexfloris, 
valvulis oblongis striatis, involucro octophyllo umbel- 
lam subaequante. 
In ditches and near ponds : Virginia to Florida, rare. 
Aug. v. v. 
Folia radicalia, linearia, 3-nervia, glabra, margine ca- 
rinaque scabra, culmo breviora. Culmus laevigatus, 
triquetrus. Involucrum suboctophyllum : foliola in- 
teriora breviora, exteriora radiis umbellae longiora. 
Umbella composita : radii octo vel decem. Spicas 
oblongae, basi ramosae, magnae. Spiculcc numerosae 
(circiter 100), horizontales, castaneae. An var. C. spe- 
ciosi P 
I have named this species in memory of Mr. Enslen, 
through whose generous communication I have been 
put in possession of a number of grasses and other 
plants growing in the southern States. 
57 . DULICHIUM. Pers. ench. 1 . p. 65. 
1 . D. culmo triquetro folioso, spiculis patulis subsexfloris, 
Pers. ench. I. c . 
Pleuranthus floribundus. Rich. 
Cyperus spathaceus. Willd. sp . pl. 1» p . 280, 
53 
flavicomus* 
distans. 
speciosus . 
Enslenih 
spathaceum .. 
