52 FLORA OF VERMONT 



P. Aucui'ARiA, Gaert. European Mountain Ash. Peachain, Blanchard ; 

 frequent about Burlington, Jones. 



P. arbutifolia, L. f. var. melanocarpa. Hook. (Aronia nigra, Britton.) Choke- 

 berry. Swamps and damp thickets ; common. 



P. Malus, L. (Mahis Malus, Britton. ) Apple. Pencerows and roadsides ; 

 frequent. 



P. sambucifolia, Cham, and Sclilecht. (Sorbus sambucifolia, Roem.) Elder- 

 leaf Mountain Ash. Mt. ^Mansfield, "Willoughby Mountain, Pringle, 



ROSA. Rose 



R. acicularis, Lindi. Snake Mountain and Burlington, Brainerd ; Man- 

 chester, Miss Daij. 



R. blanda, Ait. Roadsides and ledges ; frequent. 

 R. Carolina, L. Borders of swamps and streams ; common. 

 R. ciNNAMOMEA, L. Ciunamon Rose. Roadsides and about old gardens ; 

 frequent. 



R. humilis, ^larsh. Dry rocky slopes ; common. 



R. lucida, Ehrh. (R. humilis. Marsh, var. lucida, Britton.) North Powna^ 



Eygleslon. 



R, f-iMPiNELLiFOLiA, L. Naturalized in pasture, Johnson, Grout. 

 R, RUBiGixosA, L. Sweet-brier. Old pastures ; frequent. 



RUBUS. Blackberry. Raspberry 



R, argutus, Link. (R. villosus, var. frondosus, Torr.) Thickets and way- 

 sides ; frequent. 



R. argutus, Link. var. Randii, Bailej'. Dry thickets; occasional. 



R. Canadensis, L. (R. Millspaughii, Britton.) Thornless Blackberry. 



Moist thickets in mountains ; common. 



R. hispidus, L. liunning Swamp Blackberry. Moist woods ; frequent. 



R, Idaeus, L. var. ^nomalus, Arrhenius. (Rliodora2: 195, 1900.) Crevices of 

 limestone ledges. Cavendish, EggJeston. Heretofore known only as a 

 very rare plant of northern Europe. 



R. Idaeus, L. var. strigosus, Maxim. Red Raspberry. Thickets and hills ; 

 common. 



R. neglectus. Peck. (R. strigosus x occidentalis, C. F. Austin.) Purple 

 Raspberry. Richmond, Pringle; Burlington, Jones. 



R. nigrobaccus, Bailey. (R. villosus, authors not of Ait.) Thickets and way- 

 sides ; common. 



