284 METASPERMAE OF THE MINNESOTA VALLEY. 



Pyrus americana NEWBERRY, Pac. R. R. Rep. VI, 73 (1857). 

 P. aucuparia MEYER, PL Labr. 81 (1830) inpart. 

 Sorbus sambucifolia ROEM. Syn. Monog. Ill, 139 (1847). 

 S. sitchensis ROEM. Syn. Monog. Ill, 139*(1847). 

 Wats, and Coult., Gray's Man. 6ed. 164; Mac., Fl. Can. 1. 146; Upham', 

 Fl. Minn. 53; Brew, and Wats., Fl. Calif. I, 189; Coult., Fl. Colo. 89; 

 Trautv., Fl. Sib. 54?; Led., Fl. Ross. II, 99; Wats., King Exp. 92; Wats., 

 Bibl. Ind. I, 292; Nym., Fl. Eur.; Miyabe,Fl. Kur. 222; Rothr., Alask.446; 

 Sarg.,N. Am.SilvalV, 81. 



Europe?, N. and W. Asia; Manchuria and Siberia to 

 Saghalin, Kurile Isls. and Japan. 



North America: Greenland and maritime provinces 

 to Man., Brit Col., N. W. T. and Alaska; S. to N. Eng.; W. to 

 L. Superior region and Minn. ; S. in mts. to Mexico? and 

 Yosemite valley. 



Minn, valley; Reported from vicinity of Ft. Snelling; 

 doubtful; N. E. district; edges of woods. 



HERB. : Bailey 18, Vermilion lake. 



Pirus arbutifolia (LiNN.) LINN. f. Suppl. 256 (1781). 

 Mespilus arbutifolia LINN. Spec. 478 (1753) p. p. 

 Crataegus pyrifolia LAM. Enc. Meth. I, 83 (1783). 

 Aronia pyrifolia PERS. Syn. II, 39(1807). 

 Crataegus serrulata POIR. Suppl. I, 292 (1810). 

 Aronia arbutifolia ELL. Sk. I, 556 (1821). 

 Pirus floribunda LINDL. Bot. Reg. 1006 (1830). 

 Aronia depressa SPACH, Suit. Buff. II, 88 (1834). 

 Sorbus arbutifolia WENZIG, Linn. XXXVIII, 65 (1864). 

 Wats, and Coult., Gray's Man. 6 ed. 164; Britt., Fl.N. J.99; Mac.,Fl. 

 Can. I, 144; Chap., Fl. S. Sts. 128; Upham, Fl. Minn. 52; Cov., Fl. Ark. 180; 

 Engl. Focke, Nat. Pflanz. 3, III, 25; Wats., Bibl. Ind. I, 291. 



North America: Newf., N. S., Q., Ont. to N. Y., N. J. 

 and Fla. ; W. to Minn., Mo., Neb., Ark. and La. 



Minn, valley: Reported froni E. edge of valley and 

 from vicinity of Ft. Snelling; thickets and edges of woods. 

 HERB.: Sandberg 189, Chisago lake. 



Pirns coronaria LINN. Spec. 480 (1753). 



Malus coronaria MILL. Diet. (1768). 



Crataegus coronaria SALISB. Prodr. 357 (1796). 



Pyrus coronaria var. iowensis WOOD, Cl.-Book. Rev. ed. 333 (1870). 



Malus microcarpa coronaria CARRIERE, Pom. Microcarp. 133 f. 17 

 (1884). 



Pyrus iowensis BAILEY. Am. Gard. XII, 473 (1889). 



Sorbus coronaria MAcM. ' MSS. (1891). 



Wats, and Coult., Gray's Man. 6 ed. 164; Chap., Fl. S. St. 128; Upham, 

 Fl. Minn. 53; Webb., Fl. Neb. 127; Mac., Fl. Can. I, 145; Britt., Fl. N. J. 

 98: Coult. Fl. Tex. 106; Cov., Fl. Ark. 180; Engl. Focke, Nat. Pflanz. 3, III, 

 24; Wats., Bibl. Ind. I, 292; Sarg., N. Am. Silva IV, 71. 



