TRIANDRIA MONOGYNIA, Scirpus. 55 
S. compressus. Moench. meth.304. — 
Icon. Moris. hist.3. s. 8. £ 10. f. 34. Host. gram. 3, 
t. 56. 
Near ponds and ditches : Pensylvania. Y. July. v.v. 
7.8. spica subglobosa, culmis sulcato-angulatis setaceis, capitatus, 
vaginis muticis, spica subglobosa. Vahl. enum. pl. 2. 
p. 250. Willd. sp. pl. 1. p. 294. 
Icon. - Rottb. gram. t. 15. f-3, ` , 
In small ponds, very common. 3. Aug. v.v, 
8. S. spica ovato-oblonga, squamis ovato-subrotundis, cul. geniculatus, 
mis teretibus approximate interstinctis. Vahl. enum. 
pl.2.p. 250. Willd. sp. pl. 1. p.291. 
Icon. Sloan. hist. 1. t, 83. f. 3. 
, On the sea-shore of Me gsc: risu y. July. 
v. v. 
9. S. spica cylindrica, A apt  oblongo-subrotundis, cul- quadrangula- 
mis tetragonis. Vahl, enum. pl. 2. p. 252. | Mich. fl. tus. 
amer. 1. p. 30. 
In Carolina. Michauz, 2. +s 
C Culmo sül stack : spicis lateralibus. 
. 10. S. ovatis acutis subsolitariis, culmis foliisque capil- — — minimus. 
iar us curvatis.. Vahl. enum. pl. 2. p. 253. 
Icon. Pluk, alm. t. 300. f. 5. Rottb. gram. t, 15. f. 4. 
S. setaceus 
1o wot Mendy Uli abd dier pitis Virginia to Carolina, 
OM.July. v.v. 
1L S. spicis brevi-ovatis conglomerato-sessilibus, squamis . delilis. 
= Subrotundis membranaceis, culmis striatis. - 
In wet meadows : Pensylvania. %, July, Aug. v.v. 
-Culmi teretes, striati, pedales et ultra. — Spiculee 4—6. 
crassa. Squamis latis, acutiusculis,  Setulee semine 
duplo longiores. Affinis S. setaceo, ; 
12. S, aphyllus, spicis oblongis, squamis integerrimis mu- — 
cronato-acumipatis, culmo triquetro. , enum, 
= pl. 2. p.256. Willd. sp. pl. 1. p. 308. 
Icon, Host. gram. 3. t. 66. 
- An swamps and salt-marshess Canada to Carolina. y. 
ug. v.v. 
ES a A E AERA TN PEPEES : E 
13..aphylls, spicis oblongis, squamis glabris mcon- lecusrit, 
