5S 
TRIANDRIA, DIGYNIA. 
macroj-iros, 
Mich* 
dissitiflorus, 
Mich* 
ly excavated. Cor. hermaph. glume 2-valved 
smooth, one valve awned. Stam. 3, anthers yel- 
low and purple. Fist. 2 feathery. CaL masc. 
glume 2-valved, equal, pedicel hairy. Cor. masc. 
2-valved, awned. Stam. 3, yellow. Fist. 2, 
abortive. MuhL 
In similar places with No. 2. Perennial. August. 
4. A. panicle clustered ; spikes conjugate, clustered, 
the flowers in pairs ; sheaths of the leaves sca- 
brous, the margins hairy. Elliot. 
Cinna glomeraia, Walt. p. 59. 
Cluster flowered Beard-grass. 
Three feet high. In the low damp grounds and boggy 
places of Jersey, every where common. Perennial. Sept. 
5. A. panicle slender, appressed ; spikes solitary, 
conjugate, as long as the sheath ; flow ers by 
pairs ; the hermaphrodite awned ; with the awn 
straight, scabrous, caducous. Elliot. 
A. Virginicus, L. and Muhl. Des. Ub. 
Cinna lateralis, Gr. Walt. 
Slender -spiked heard grass. Common Broom-grass. 
Indian-grass. 
From two to three feet high. Every where in dry and 
poor soils very abundant. On the west bank of the Schuyl- 
kill, just above Market street bridge, frequent. Perennial. 
September. 
52. Air A, Gen, pi. 112. p Gr'amineos , J 
Calix shining, 2-valved, 2-flowered. Corolla 
awnless, or awned from the base, 2-valved. 
Florets without a third rudiment betweeq, 
them. 
