62 



ROCHESTER ACADEMY OF SCIENCE. 



[Oct. 



284. P. fruticosa L. Shrubby Cinque-foil. 



Wet fields and borders of cold swamps ; not common. Perinton, 

 Mendon and Greece, Monroe county ; Caledonia and Avon, Livingston 

 county ; Bergen, Genesee county ; Wayne county. 



285. P. Anserina L. Silver-weed. 



Frequent on the sandy shore of lake Ontario. Adams Basin. 



286. P. Canadensis L. Common Cinque-foil or Five-finger. 



Fields and roadsides, in dry soil ; common. 



287. P. Canadensis L. var. simplex Torr. & Gray. 



Same range as the preceding ; common. 



ng. AGRIMONIA Tourn. [L.] 



288. A. Eupatoria Walt. [A. striata Michx.] Agrimony. 



Borders of woods, ravines, fields, waysides ; common. 



120. POTERIUM L. [Sanguisorba L.] 



289. P. Canadense Benth. & Hook. [Sanguisorba Canadensis L.] Canadian 



Burnet. 



Swamps ; infrequent. Marsh at head of Irondequoit bay, Penfield, 

 Dr. CM. Booth! Brighton, Otto Betz. Two miles east of Pittsford, 

 Rev . J. Walton. One mile west of Fairport, Miss Mary E. Macauley. 

 Fisher's Station, M. S. Baxter. 



121. ROSA Tourn. [L.] 



290. R. setigera Michx. Climbing or Prairie Rose. 



Woods and river banks ; rare. Culver's woods, East Rochester, 

 Dr. C. M. Booth, G. T. Fish. Bank of Genesee river at upper falls, 

 Rochester, woods in Brighton and in Irondequoit, Dr. C. M. Booth. 

 Always in wild places and flowers always single. Wayne county. 



291. R. blanda Ait. Early Wild Rose. 



Infrequent. Banks of Genesee river and shore of lake Ontario. 



292. R. Carolina L. Swamp Rose. 



Borders of swamps and low grounds ; common. 



293. R. humilis Marsh. Dwarf Rose. 



Dry woods and rocky river banks. Our most common species. 



294. R. nitida Willd. 



Long pond, Dr. Aii7ia H. Searing. L. Holzer. 



295. R. rubiginosa L. Sweet-briar. Eglantine. 



Roadsides ; occasional. 



X22. PVR US L. 



296. P. Malus L. Apple. Frequent. 



297. P. communis L. Pear. Occasional. 



298. P. coronaria L. American Crab-Apple. 



Glades ; frequent. 



299. P. arbutifolia L. f. {Aronia arbutifolia (L.) Ell.] Choke-berry. 



Infrequent. Adams Basin, M. S. Baxter. Bergen. Wayne county. 



