132 ROCHESTER ACADEMY OF SCIENCE. [Oct. 8, 



4g8. ASPLENTUM L. Spleenwort. 



I32[. A. Trichomanes L. 



Shaded cliffs; rare. Glen east of Float bridge, Dr. C. M. Booth! 

 " The Gulf ", Genesee county, AIiss Beckiuith. Holley, Prof. Lennon. 



1322. A. ebeneum Ait. [A. plafynaero?t (L.) Oakes.] 



Rare. Bank of Genesee river, J/. S. Baxter. Near the Sea Breeze, 

 Irondequoit, C. IV. Seelye. Vi&xvdiOX\, M.S.Baxter. HoWty, Prof. Lennon. 



1323. A. angustifolium Michx. 



Rich woods and ravine bottoms ; not common. Woods, east of 

 Rochester, C. IV. Seelye. Near Rochester, Dr. C. M. Booth. Dugway, 

 Mrs. M. E. Streeter. Gates, Geo. T. Fish. Brockport, M. S. Baxter. 

 Glen at Seneca point, Canandaigua lake, C. IV. Seelye. Wayne county. 



1324. A. thelypteroides Michx. {A. acrostic hoides Swartz.] 



Rich woods ; common. 



1325. A. Filix=foemina Bernh. [A. Filix-fasmina (L.) Bernh.] 



Moist rich woods ; common. 



4gg. CAMPTOSORUS Link. 



1326. C. rhizophyllus Link. [C rhizophyllus (L.) Link.] Walking-Leaf. 



Shaded rocks ; not common. Brighton, C. W. Seelye. Gates, G. T. 

 Fish. Bank of Genesee river and glen east of Float bridge, Dr. C. M. 

 Booth! Ogden, M. S. Baxter. "The Gulf", Genesee county. Miss M. 

 E. Macaiiley, Miss F. Beckwith. Holley, M. S. Baxter. Glen at Seneca 

 point, Canandaigua lake, G. T. Fish, C. W. Seelye. Wayne county. 



500. PHEGOPTERIS Fee. Beech Fern. 



1327. P. polypodioides Fee. [P. Phegopteris (L.) Underw.] 



Rare. Irondequoit, C. IV. Seelye. L. Holzer. Wayne county. 



1328. P. hexagonoptera Fee. \P. hexagonoptera (Michx.) Fee.] 



Open woods ; common. 



1329. P. Dryopteris Fee. [P. Dryoptcris (L.) Fee.] 



Scarce. Webster, Mendon, Hamlin, M. S. Baxter. Holley, Orleans 

 county. Prof. Lennoti. Wayne county. 



501. ASPIDIUM Swartz. [Dryopteris Adans.] Shield Fern. 



1330. A. Thelypterls Swartz. {Dryopteris Thelypteris (L.) A. Gray.] 



Moist or marshy ground ; common. 



1331. A. Noveboracense Swartz. {Dryopteris Noveboracettsis (L.) A. Gray.] 



Moist woods and moist shady places ; common. 



1332. A. spinulosum Swartz. {Dryopteris spinulosa (Retz) Kuntzc.] 



Dry or wet woods, and swamps ; not uncommon. 



1333. A. spinulosum Swartz var. intermedium D. C. Eaton. {Dryopteris 

 spinulosa intermedia (Muhl.) Underw.j 



Woods ; common. 



1334. A. spinulosum Swartz var. dilatatum Hooker. {Dryopteris spinulosa 

 dilatata (Hoffm.) Underw.] 



Charlotte, C. IV. Seelye. Dr. Anna II. Scaring. 



