LIST OF HIGHER SEED-PRODUCING PLANTS. 351 



Wats, and Coult., Gray's Man. 6 ed. 118; Chap., Fl. S. St. 77; Britt., 

 Fl. Neb. 78; Upham, Fl. Minn. 39; Webb., Fl. Neb. 122; Mac., Fl. Can. I, 

 98; Cov., Fl. Ark. 173; Wats., Bibl. Ind. I, 181. 



North America: Q., Ont. to Georgian bay; S. to N. 

 Eng,, N. J,, Car. and Tenn. ; W. to Minn., Neb. and Ark. 



Minn, valley: Forest region; Ft. Snelling to Blue 

 Earth Co. and W. to New Ulm; edges of woods and shaded 

 banks. 



HERB.: Sheldon 313, Stony Point, Lake Madison; An- 

 derson 1, GoodhueCo. ; Sheldon 705, White Bear lake; Sheldon 

 553, Waseca; Sheldon 172, Eagle Lake, Blue Earth Co. ; Sheldon 

 628, Wilton, Waseca Co. ; Holzinger 47, Winona Co. ; Sandberg 

 117, Cannon Falls; Herb. Wicker sheim 28, Mankato. 



LXIV. ACERACEAE. Maple Family. 



Endlicher, Gen. PI. 1055 (1840); Bentham and Hooker, Gen. PL I, 388 

 (1862) -sub Sapindaceae; Baillon, Hist. PL V, 373(1874) sub Sapindaceae. 



Genera: 2; temperate N. hemisphere to Java and N. 

 India. 



Species: 60 ; center in Himalayan region; 55 in Acer. 



ACER LINN. Gen. 317 (1737). 



Negundo MOENCH, Meth. 334 (1794). 

 Negundium KAF. Med. Kep. II, Y, 350 (1808). 

 Baillon, Hist. PL V, 427; Benth. and Hook., Gen. PL I, 409; Gray, 111. 

 Gen. II, 199; Durand, Ind. Gen. Phan. 82; Schenck, Palaeophyt. 557; Sar- 

 gent, N. Am. Silv. II, 79. 



Living species: 75 ; China and Japan, 30 ; Hima- 

 layas, 12; Europe and Orient, 12; North America, 9; E. Sts., 6; 

 Pac. coast, 3; Rocky mts., 2; Canada, 9; PI. Wheel., 4; PL 

 King., 4; northern hemisphere and S. to mts. of Java. 



Fossil species: Greenland and Spitzbergen, Tertiary 

 (Heer)-, Cretaceous, N. America (Lesquereaux, Newberry)-, Ter- 

 tiary Europe, 5 sp. ; principally Oligocene, few Miocene; Mio- 

 cene of Saghalin; Pliocene in Japan (Nathorst). Tertiary, N. 

 America, numerous. 



Acer negundo LINN. Spec. 1056 (1753). 

 Negundo aceroides MOENCH, Meth. 334 (1794). 

 Negundium fraxinifolium RAF. Desv. Jour. Bot. V, 170 (1809). 

 Negundo fraxinifolium NUTT. Gen. I. 253 (1818). 

 ? N. mexicanum DC. Prodr. I, 596 (1824). 

 N. trifoliatum and lobatum RAF. N. Fl. I, 48 (1830). 

 N. negundo SUDW. Gard. and For. IV, 166 (1891). 

 Wats, and Coult., Gray's Man. 6 ed.; Britt., Fl. N. J. 78; Coult , FL 

 Colo. 49; Brew, and Wats., Fl. Calif. I, 108; Chap., Fl. S. St. 81; Upham, Fl. 



