306 METASPERMAE OF THE MINNESOTA VALLEY. 



CERASUS Juss. Gen. 340 (1774). 



Ceraseidos S. and Z. Abh. Munch. Akad. Ill, 743 ( ). 



Cerasophora NECK. Elem. 720 (1790). 

 Tubopadus POMEL, Nat. Atlant. 8 (1860). 



Baillon, Hist. PL 1,419; Benth. and Hook., Gen. PI I, 609, 610; Durand, 

 Ind. Gen. Phan. 112; Schenck, Palaeophyt. 676; Engler and Prantl, Nat. 

 Pflanz. Ill, 3, 54 (Focke); Sarg., N. Am. SilvalV, 8. 



Living species: 15 4-; temperate and warmer regions, 

 N. hemisphere. 



Fossil species: 2-3; Tertiary, Europe (Unger) and 

 Lieoben (Ettinghausen). 



Cerasus pumila (LiNN.) MICHX. FL N. Am. 1,286(1803.) 

 Prunus pumila LINN, Mant. 75(1767). 

 Cerasus ylauca MOENCH, Meth. 672 (1794). 

 Prunus depressa PURSH, Fl. Am. 332 (1814). 

 P. cuneata RAF. Ann. Nat. 11 (1820). 

 Cerasus depressa SERINGE, DC. Prodr. II, 538 (1825). 

 Wats, and Coult., Gray's Man. 6 ed. 152; Upham, Fl. Minn. 48; Webb., 

 Fl. Neb. 129;Britt., Fl. N. J. 92; Mac., Fl. Can. I, 124; Cov., Fl. Ark. 

 178; Wats., Bibl. Ind. I, 306. 



North America: Montreal to Gt. lakes and 106th 

 mer.; N. Br. to N. Eng., N. J. and Va.; W. to Dak., Neb., Kan. 

 and Ark. 



Minn, valley: S. edge and in vicinity of Ft. Snelling; 

 local; sandy banks and rocky places. 



HERB. : Sheldon 1484, Pipestone City; Sandberg 150, 

 Goodhue Co. ; Kassube 6J, Minneapolis; Sandbergldl, Two Har- 

 bors. 



Cerasus serotina (EHRH.) LOISEL. Nouv. Duham. V, 3, 

 (1814). 



P. virginiana MILL.' Diet. (1768). 

 Prunus serotina EHRH. Beitr. III. 20 (1788). 

 Cerasus virginiana MICHX. Fl. N. Am. I, 285 (1803). 

 Prunus cartilaginea LEHM. Ind. Sem. Hamb, (1833). 

 Padus virginiana EOEM. Syn. Monog. Ill, 86 (1847). 

 P. cartilaginea ROEM. Syn. Monog. Ill, 86 (1847). 

 P. serotina AGH. Theor. Syst. t. 14, f. 8 (1858). 



Wats, and Coult., Gray's Man. 6ed. 152; Britt., Fl. N. J. 92; Webb., Fl. 

 Neb. 129; Upham, Fl. Minn. 48; Chap., Fl. S. St. 120; Mac., Fl. Can. I, 

 126, 513; Cov., Fl. Ark. 178; Coult., Fl. Tex. 103; Engl. Focke, Nat. Pflanz. 

 3, III, 55; Wats., Bibl. Ind. I, 307; Sarg., N. Am. Silva IV, 45. 

 Peru and Colombia, 



North America: N. S., N. Br., Ont. to Man.; S. to N. 

 J. and Fla.; W. to Dak., Neb., Kan., Ind. Terr., La. and Tex,; 

 also, Arizona, Mexico and C. America (mts.). 



Minn, valley: Forest region; woods and shaded lake 

 shores or banks. 



