CATALOGUE. 



1649. Plileuin pratense. L. Timothy. 



Common in cultivation, and occasionally naturalized. 



1650. Sporobolus asper, Kunth. 



Jackson, (Bush), 



1651. cryptandrus, Gray. 



Boone, (Galloway), Jackson, (Bush). 



1652. heterolepis, Gray. 



Common on prairies. 



1653. vaginaeflorus, Torr. 



Common southward. 



1654. Agrostis elata, Trin. Bent Grass. 



Boone, (Galloway), Schuyler, (Tracy). 



1655. perennans, Tuck. Twin Grass. 



Common. 



1656. scabra, Willd. Hair Grass. 



Common. 



1657. vulgaris, Michx. Red Top. 



Common on damp soil. 



1658. var. alba, Vasey. 



Common. 



1659. Cinna arundinacea, L. Wood Reed-Grass. 



Common. 



1660. Deyeuxia Canadensis, Beauv. Blue Stem. 



Jackson, (Bush), St. Louis, (Galloway). 



1661. confinis. Kunth. 



Jackson. (Bush), St. Louis, (Galloway). 



1662. Ammophila longifolia, Benth. 



Lafayette, (Galloway). 



1663. Desckampsia caespitosa, Beauv. 



St. Louis, (Galloway). 



1664. flexuosa, Trin. 



St, Louis, (Murtfeldt). 



1665. Holcus lanatus, L. 



St. Louis, (Galloway). 



1666. Danthonia spicata, Beauv. 



Common. 



1667. Cynodon dactylon, Pers. 



St. Louis, (Galloway). 



1668. Scliedonnardus Texanus, Steud. 



Mississippi, (Galloway). 



1669. Bouteloua hirsuta, Lag. 



Saline, (Galloway). 



