452 STATE AGRICULTURAL COLLEGE. 



Aspleninm ebenevm. Ait. Spleenwort. 



" rni(i-m>ir(iri(i. L. Spleenwort. 

 " trichomanes. L. Spleenwort. 

 Aspidium fiHx-mas, Swz. Male Fern. 



" fruijrans. Swz. Shield Fern. 

 Coniptosoriis 7-hizojihyUiis, Link. Walking-leaf. 

 Cryptoyruvime (tcrosticlwides. R. Br. Rock-brake. 

 PeUcea gracilis, Hook. Cliff brake. 

 Pelhea atropurpurea. Link. Cliff-brake. 

 Polypodium vulgare. L. Polypody. 

 Woodsi(( ilvensis, R. Br. 



" oregana. D. C. Eaton. 



" scopnlina, D. C. Eaton. 



c. Thriving in bogs or swamps. 



Aspidium cristatum. Swz. Shield Fern. 



noveboracense, Swz. Shield Fern. 

 " thelypteris, Swz. Shield Fern. 

 Woodwmrdia angustifoUa. Smith. Chain-fern. 

 " virginica, Smith. Chain-fern. 



d. Thriving in rich woods. 



Adianium pedatnm, L. Maidenhair. 

 Aspleninm angustifohiim, Michx. Spleenwort. 



" filix-fiemina . Bernh. Spleenwort. 



" thelypte.roides. Michx. Spleenwort. 



Aspidium acrostichoides. Swartz. Shield Fern. 



" actileatiim, Swartz, \aT. braunii, Koch, Shield Fern. 



" boottii, Tuckerman. Shield Fern. 



" goldiannm. Hook. Shield Fern. 



" lonchitis. Swartz. Shield Fern. 



" marginale, Swartz. Shield Fern. 



'• spjinnlosnm, Swartz. Shield Fern. 



" " " var. intermedium, D. C. Eaton. Shield Fern. 



Cystopteris bnlbifera. Bernh. Bladder Fern. 



" fragilis, Bernh. Bladder Fern. 

 Dicksonia x>ilosiuscula, Willd. 

 Onoclea sensibilis, L. Sensitive Fern. 



" struthiopteris, Hoffman. Ostrich Fern. 

 Osmnnda cinnamovita. L. Cinnamon Fern. 



" claytoniana, L. Flowering Fern. 



" regalis, L. Flowering Fern. 

 Phegopteris dryopteris. F6e. Beech Fern. 



" hexagonoptera . F6e. Beech Fern. 



" polypodioides. Fee. Beech Fern. 



PLANTS INDICATING A FERTILE SOIL. 



Acer saccharinum, Wang. Sugar maple, when the wood is solid and of fine quality. 



" " " var. nigrum, Torr. and Gray. Black sugar Maple. 



Adianinm ped(ttnm,L,. Maidenhair Fern. 

 Angelica atropurpurea, L. Angelica. 

 Apios tnberosa, Mfench. Wild Bean. Ground-nut. 

 Aris(Bma triphyllum, Torr. Indian Turnip. 

 Asplenium angustifoUum, Michx. Spleenwort. 



" thelypteroides. Michx. Spleenwort. 



Cassia marilandica, L. Wild Senna. 

 CoUinsonia canadensis, Li. Rich-weed. Stone-root. 

 Cratfegus tomentosa, L. Hawthorn. 

 Dentaria diphylla, Michx. Toothwort. Pepper-root. 

 laciniata, Muhl. Toothwort. Pepper-root. 

 Dicentra canadensis, DC. Squirrel Corn. 



" cvcuUaria. DC. Dutchman's Breeches. 



