214 Bulletin 187 



P. nrg'utsi Piirsh. (Dry mocallis agri monioides [Pursh] Rydb.). Tall 

 Ciuquefoil. Rocky hills of the lower altitudes; occasional. 



F. canadensis L. Ciuquefoil, Five-fiuger. Rocky hills and waste places 

 of the lower altitudes. 



P. canadensis L., var. simplex (Michx.) T. & G. (P. simplex Michx.). 

 Cinquefoil, Five-finger. Waste places and dry sand; much more 

 common than type on the eastern side of the state. 



P. fruticosa L. (Dasiphora fruticosa [L.] Rydb.). Shrubby Cinque- 

 foil. Swamps and moist cliffs. Smugglers' Notch; Lake Willough- 

 by. Troublesome as a pasture weed in southwestern Vermont. 

 Becoming locally established in Hartland, (Underwood). 



P. nionspeliensis L. Rough Cinquefoil. Dry soil; frequent. 



P. monspelieusis L., var. labradorica (Lehm.) Fernald. Smugglers' 

 Notch. 



P. monspelieusis L., var. norvegica (L.) Rydb. Along railroad, Essex; 

 pasture, Fairfield, (Blake). 



P. palnstris (L.) Scop. (Comarum palustre L.). Marsh Cinquefoil. 

 Cool bogs; frequent. Forma subsericea occurs. 



P. recta* L. Brattleboro, (Bates) ; Rutland, (Eggleston) ; Brandon, 

 (Dutton); Burlington, (Hazen) ; Colchester, (Mrs. N. F. Flynn). 



P. tridentata Ait. (Sibbaldiopsis tridentata [Soland.] Rydb.). Three- 

 toothed or Mountain Cinquefoil. Summits of cliffs and mountains; 

 occasional, e. g. Mt. Mansfield, Camel's Hump, Snake Mountain, 

 Pownal, Mt. Horrid. 



PRUNUS. Plum. Cherry 



P. avium* L. Sweet Cherry, Mazzard Cherry. Manchester, (Mary A. 



Day). 

 P. cuneata Raf. Appalachian Cherry. Sand banks of lake shore, Bur- 

 lington, (Pringle). Frequent on the sand plains in the vicinity of 



Burlington. 

 P. nigra Ait. Wild or Canada Plum. Woods and fence rows; frequent. 



Never native in eastern Vermont; (W. H. Blanchard). 

 P. peunsylvanica L. f. Wild Red, Bird or Pin Cherry. Roadside 



thickets; common. 

 P. pumila L. Sand Cherry. Rocky or sandy shores of the Connecticut 



and Champlain Valleys; occasional. 

 P. serotina Ehrh. (Padus virginiana [L.] Mill.). Black Cherry. 



Woodlands; common. 

 P. virginiana L. (Padus nana [Du Roi] Roem.). Choke Cherry. 



Fencerows, woods and banks; common. Var. lencocarpa Wats. 



Lunenburg, (Annette Bell); Franklin, (Hazel Riley). 



PYRUS 



P. americana (Marsh.) DC. (Sorbus americana Marsh.). American 

 Mountain Ash. Swamps and mountain woods; frequent. 



P. arbutifolia (L.) L. f. (Aronia arbutifolia [L.] Ell.). Red Choke- 

 berry. Swani)), Burlington, (Rand). 



