1923] Fernald,—The Sand Cherries of eastern America 73 
P. DEPRESSA Pursh, Fl. Am. Sept. i. 332 (1814). Cerasus pumila 
Miche. Fl. Bor.-Am. i. 286 (1803) as to shrub described. P. pumila 
Torr. Fl. N. Y. i. 195 (1843), not L. 
The following are typical specimens. QUEBEC: beach of Grand 
River, Gaspé Co., G. H. Richards; ledgy banks of Restigouche River, 
Matapedia, Fernald; Grand Discharge, Lake St. John, Kennedy (form 
with unusually broad leaves and short stones); shores, Oka, Victorin, 
no. 670. New Brunswick, Tom's Island, Restigouche River, Hay. 
MAINE: gravel beach of St. John River, Township XII, Range 16, 
St. John & Nichols, no. 2357; gravelly shore of St. John R., St. 
Francis, Fernald, no. 28; gravelly river beach, Fort Kent, Fernald, 
no. 2292, Robinson & Fernald, no. 223; Pease, no. 2333; beach of 
Aroostook River, Fort Fairfield, Fernald, no. 1951; argillaceous ledges 
by Penobscot River, Winn, Fernald & Long, no. 13,947; argillaceous 
ledges by Penobscot R., Milford, Fernald, no. 13,945; rocky bank of 
Kennebec River, Caratunk, Fernald; sandy shores of Kennebec R., 
Skowhegan, Furbish; river gravel of Sandy R., Phillips, Knowlton; 
sandy shore of Sandy R., Farmington, Anowlton; shore of Andros- 
coggin R., Gilead, Furbish; ledgy shore of Kennebec R., Waterville, 
Fernald, no. 2611. New HAMPSHIRE: sands and gravels of Pemige- 
wasset R., Plymouth, Faxon, Fernald, no. 11,738, Knowlton; sandy 
and gravelly beach of Pemigewassett R., Ashland, Fernald, no. 
15,242; argillaceous ledges by Connecticut R., Bath, Fernald, no. 
15,544; sandy and rocky shores of Connecticut R., Planfield, Eggleston; 
gravelly bank of Connecticut R., Walpole, Fernald, no. 123, Blanchard 
etal. VERMONT: gravel of White R., Hartland, Knowlton; Hartland, 
Eggleston, no. 1984; Bellows Falls, Eggleston, no. 2673; sandy banks of 
West R., Newfane, Grout. MassacuvsETTS: bank of Deerfield R., 
Charlemont, Hunnewell, Macbride & Torrey. ONTARIO: vicinity of 
Ottawa, Rolland, no. 7159. 
P. sUSQUEHANAE Willd. Enum. Pl. Hort. Berol. 519 (1809). P. 
cuneata Raf. Ann. Nat. 11 (1820); Dailey, Cult. Native Plums and 
Cherries, 63 (1892); Wight, Native Am. Sp. Prunus, 67 (1915). 
P. pumila, var. cuneata (Raf.) Bailey, Cycl. Am. Hort. 1451 (1901). 
The following are characteristic specimens. MAINE: Fryeburg, J. 
Blake; sandy shore of Lovewell P., Fryeburg. Farlow; South Poland, 
Furbish; Brunswick, Furbish; common and characteristic on dry 
sandy barrens, Limington, Fernald, Long & Norton, no. 13,944. 
New HampsuHire: sandy margin of West Ossipee P., Wm. Boott; 
with Hudsonia on shore of L. Ossipee, Farlow; border of pitch pine 
woods, Ashland, Fernald, no. 15,240; hillside, open hard woods, 
Derry, Batchelder; borders of sandy woods, Nashua, Hobinson, no. 
712. VERMONT: sand plain, Essex Junction, Knowlton; sand banks, 
Burlington, Eggleston, nos. 7 and 1982; sand plain, Colchester, 
Blake, no. 2143. MassacnusETTs: low ground near Bartholemew 's 
P., Peabody, Sears; gravel pit, Lowell Junction, Pease, no. 2450; dry 
bank, Tewksbury, Knowlton; Concord, Hoar; sandy hill, Wilmington, 
