TRIANDRIA MGN0GYN1A. Mar'iSCUS. 
59 
Scirpus retrofractus. Willd . sp. pi. l. p. 304. 
Icon. Pluk. aim. t. 415. J. 4. 
In rockv shady situations, on the banks of rivers : Vir- 
ginia, Carolina, &c. % . July. v. v. Stems and 
leaves very rough. 
3. M. spicis cylindricis retrorsum imbricatis, involucris po- umlellatus. 
lyphyllis. Vahl. enum. pl. 2. p. 376. 
Scirpus cyperoides. Linn. mant. »81. 
Kyliingia umbellata. Linn. suppi. 105. 
Icon Rottl. gram. t. 4. f. 2, 
In shady woods : Virginia and Carolina. 1/ . Aug. v. v. 
The American specimen is without partial involucres, 
in every other respect it agrees with the description. 
64. MIEGIA. Pers. ench. 1. p. 101. 
1. Miegia. Pers. ench. 1. p. 102. macrosperma. 
Arundinaria macrosperma. Mich.Jl. amer. 1. p. 74. 
Arundo gigantea. Walt.Jl car. 81. 
In extensive tracts on the Mississippi and Floridas, called 
Cane brakes, almost impenetrable. Arundo tecta of 
Walter seems to be only a variety of this species. 
I/ . March, April, v. v. 
65. L1MNETIS. Richard in Pers. ench. 1. p. 72. 
1. L. foliis distichis breviusculis setaceo-convolutis, spicis juncea . 
paucis remotis patulis, calyce acuminato : carinis as- 
peris. Pers. ench. 1. p . 72. 
Trachynotia juncea. Mich.Jl . amer. l.p. 64. 
Dactylis patens. Bonn. hort. eant. 25. 
In dry salt-meadows, common. If . . July. v. v. 
2. L. subglauca, foliis longissimis, spicis plurimis alternis cynosuroides . 
secundis, calyce aristato acuminato : carinis aculeatis. 
Pers. ench. 1 .p. 72 . 
Trachynotia cynosuroides. Mich.Jl. amer. 1. p. 64. 
On rocky sea-shores, frequent. If. July. v.v. 
3. L. foliis latis planis, spicis pluribus undique versis longis polystachya . 
linearibus, carinis aculeatis. Pers. ench. 1 , p. 72. 
Trachynotia polystachya. Mich.Jl. amer. 1 . p, 64. 
Dactylis cynosuroides. Willd. sp. pl. l. p. 407. 
Common in salt-marshes, from Canada to Florida» 7f . 
Aug. v. v. 
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