Botany of Ulinois and Missouri. 261 
Oxzs. This species can be distinguished by the surfaces 
and texture of its leaves; and by the shortness of the teeth 
of the calyx, which are almost obscured by the dense hairs at 
the throat. 
Monarda ciliata Pursh & Willd. 
Has. Banks of Riviere des Peres, five miles west of St. 
Louis. July. Some of the specimens have lanceolate 
leaves, on petioles of from half an inch to three-fourths of an 
inch in length. They should, perhaps, constitute a new spe- 
cies. 
Circwa canadensis Muh i. Cat. 
Has. Woods on the banks of the Mississippi—common. 
June, 
TRIANDRIA. MONOGYNIA, 
Fedia radiata Mich. 
Has. On the banks of the Mississippi. April—May. 
Iris versicolor Lin., Var. sulcata Torr CYe 
Has. Swamps a mile west of St. Louis—abundant. May. 
Sisyrinchium bermudianum ? 
Ozs. There appears to be some confusion among bota- 
nists, with regard to S. bermudianum, and I am still doubtful 
whether my specimens belong to this species. ‘They are 
from four to six inches high, with numerous flowers ;—valves 
of the spathe unequal, coloured ; petals broad, nerved, with a 
central cusp. 
Haz. On the rocky banks of the Mississippi, nearly op- 
posite to the mouth of the Missouri river—Illinois. April. 
Scirpus pendulus Muhl. Gram. ? 
Has. Borders of ponds, west of St. Louis, June. 
Scirpus acicularis L2n. 
Has. In similar situations with the last. June. 
Dulichium spithaceum Pers. 
Has. Banks of the Merrimack river, sixteen miles south 
ef St. Louis. June. 
