56 PLANTS OF ERODE ISLAND. 



2. caninum, R. & S. 



Triticum, — , L. 



E L Y M U S , L. Wild Rye. 



1. Virginicus, L. 



2. Canadensis, L. 



3. striatus, Willd. 



var. villosus. Rocky Point, &c. 



ASPRELLA, Bottle-Brdsh Grass. 

 hystrix, Willd. 



Gymnostichum Hystrix, Schreb. 



SERIES II. 

 CRYPTOGAMIA. 



Class III. ACEOGENS. 



Order 104. EQUISETACE^. 



EQUISETUM, L. Horse-Tail, Scouring Rush. 



1. arvense, L. 



2. sylvaticum, L. 



3. limosum, L. 



4. hyemale, L. 



Order 105. FILICES. 

 POLYPODIUM, L. Polypod. 

 vulgare, L. 



var. Cambricum. ? Westerly. 



P T E R I S , L. Brake, Bracken. 

 aquilina, L. 



ADIANTUM, L. Maiden-Hair. 

 pedatum, L.* 



WOODWARDIA, Smith. Chain Fern. 



1. Virginica, Smith. 



2. angustifolia. Smith. 



CAMPTOSURUS, Link. WalkinCx Fern. 

 rhizophyllus. Link. One locality only known. 



* A. ameatum, Kavlf. Maintained itself and grew profusely for several 

 seasons in Cumberland, but at last died out. 



