CATALOGUE. 97 



1609. Cenchrus tribuloides, L. Sand-bur Grass. 



Common Northwest. 



1610. Spartina cynosuraides, Willd. Cord Grass. 



Common in damp soils. 



1611. Coix lachryma, L. Job's Tears. 



Cultivated and occasionally persistent. 



1612. Tripsacuin dactyloides, L. Gama Grass. 



Cass, (Broadhead), Jackson, (Bush), St. Louis, (Gal- 

 loway). 



1613. Zizania aquatica, L. Wild Rice. 



Common in swampy lands. 



1614. Leersia lenticularis, Michx. Fly-catch Grass. 



Boone and Mississippi, (Galloway). 



1615. oryzoides, Swz. False Rice. 



Common. 



1616. Virginica, Willd. Cut Grass. 



Common. 



1617. Erianthus saccharoides, Michx. 



Occasionally in swampy lands Southeast. 



1618. Andropogon dissitiflorus, Michx. Blue joint Grass. 



Common. 



1619. macrourus, Michx. 



Madison, (Broadhead). 



1620. provincialis, Lam. 



Common. 



1621. scoparius, Michx. 



Common. 



1622. Chrysopogon nutans, Benth. Wild Sorghum. 



Common. 



1623. Sorghum halepense, L. Guinea Grass, or Johnson Grass. 



Introduced and sparingly naturalized. 

 1621. Phalaris aruudinacea, L. Reed Canary Grass. 



Common. 



1625. Canariensis, L. 



Occasional about dwellings. 



1626. Anthoxantkuru odoratum, L. Sweet Vernal Grass. 



Common in door-yards. 



1627. Alopecurus geniculatus, L. Water Fox tail. 



Common in cultivated ground. 



1628. var. aristulatus, Munro. 



Jackson (Bush). 



