(34 ROCHESTER ACADEMY OF SCIENCE. [Oct. 8, 



OPHIOGLOSSACE^. 



506. BOTRYCHIUM Swanz. 



1349. B. lanceolatum Angstroem. [/9. A?;/tr<7/rt/«;;/ (S. G. Gmel.) Angstrocm.] 



Rare. Holley, Orleans county, Prof. W. H. Lennon. 



1350. B. matricariaefolium A. Braun. 



Rare. Henrietta, J. B. Fuller. Webster, M. S. Baxter. Holley, 

 Orleans county, Prof. l\\ H. Lennon. Wayne county. 



1351. B. ternatum Swartz. S^B.ternatum (Thunb.) Swartz.] 



Rare. Holley, Orleans county. Prof. W. //. Lennon. 



\"ar. intertnedium [B. lioiarioides Man.), Adams Basin, J/. S. Baxter 

 Woods bordering Bergen swamp, Genesee county. Dr. C. M. BootJi and 

 G. T.Fish! Wayne county. 



Var. obliquum, Adams Basin, M. S. Baxter. Dr. C. M. Booth. 



\^ar. dissectwii, Webster, J\L S. Baxter. 



1352. B. Virginianum Swartz. [i?. Virginianuin (L.) Swartz.] 



Rich woods ; common. 



507. OPHIOGLOSSUM L. Adder's Tongue. 



1353. O. vulgatum L. 



Rare. Buck pond. Dr. A. I/. Searing. Henrietta, Dr. C. M. Booth. 

 Adams Basin, J/. S. Baxter. 



LYCOPODIACEyE. 



508. LVCOPODIUM L. Club Moss. 



1354. L. lucidulum Michx. 



Cold woods, ravine sides, shady margins of ponds, etc.; frequent. 



1355. L. obscurum L. var. dendroideum Man. (Z. dendroideum Michaux.) 

 \L. obseitrian L.] 



Rare. Near Rich's mills, Penfield, Dr. C. M. Booth ! Gates, G. T. 

 Fish. Webster, M. S. Baxter. 



1356. L. clavatum L. Common Club Moss. 



Dry v,-oods ; common. 



1357. L. complanatum L. Ground Pine. 



Woods on sandy hills and slopes ; frequent. 



SELAGINELLACE.E. 



50Q. SELAGINF.LLA Rcauv. 



1358. S. rupestris Spring. \S. rupestris (L.) Spring.] 



Rare. Dry exposed rock, Penfield, J/. .^S'. Baxter. 



SALVINIACEyE. 

 510. AZOLLA Lam. 



1359. A. CaroUniana Willd. 



In all the side-waters of lake Ontario, throughout the northern border 

 of our district. "Common near the shore, but not observed at any 

 distance from the lake", fohn Ji. Paine. Gates, Geo. T. Fish. 



