T III AND R I A- B1GYNIA. 43 
ALOPECURUS. L. 
Gluma 2-valvis. Cal. l-valvis apice simplici. 
aristulatijS. A. culmo erecto : glumis ovalibus , 
obtusis : arista vix exerta. 
Hab. in paludosis Canadse. 
P II ALAR I S. X. 
Gluma 2-valvis, valvis jequalibus , carinatis. 
Cal. 2-valvis, gluina minor. 
a.rundinacea. P. panicula racemosa : glumis acu- 
L. tissime lanceolatis. 
Hab. in Canada et Nova Anglia et ad ripas fluviomm 
Pensylvania^. 
villosa. P? panicula stricta : glumae obovatae 
valvis exterioribils dense villosis. 
M jib. in sylvis sabnlosis Carolina?. 
P AS P ALU M. L. 
Gluma 2-valvis , valvis aequalibus , subrotundis , 
concavis. Cal. 2-valvis, glumse snbaequalk. 
SET.vcEtTM. P. strictum, erertum : eulmo setaceo : 
foliis villosissimis : spica unica , gracili : 
glumis geminis , suborbiculato-obovatis, 
glabris. 
Obs. Saspe etiam pedun cuius monastachyus c supremo. 
vagina ernmpit. 
Hab. in aridis Carolina? inferioris. 
