LIST OF HIGHER SEED-PRODUCING PLANTS. 415 



HERB.: Sheldon 229, Lake Washington, Blue Earth 

 Co.; Roberts 58, Grand Marais; Boberis 89, Duluth; Bailey 244, 

 Vermilion lake; Sandberg 390, Chisago Co. 



CENTUNCULTJS LINN. Gen. 76 (1737). 

 Micropyxis DUBY, Mem. Prim. 39(1844). 



Benth. and Hook., Gen. PL II, 637; Durand, Ind. Gen. Pkan. 250; Engier 

 and Prantl, Nat. Pflanz. 4, I, 115; Baillon, Hist. PI. XI, 345. 



Living species; 3; temperate and warmer regions. N. 

 America, 2; S. Sts., 2; Canada, 1. 



Centunculus minimus LINN. Spec. (1753). 



C. lanceolatus MICHX. Fl. I, 93 (1803). 



Wats, and Coult., Gray's Man. 6 ed. 332; Mac., Fl. Can. I, 315; Chap., 

 Fl. S. St. 281; Coult., Fl. Colo. 232; Brew, and Wats., Fl. Calif. I, 469; 

 Upham, Fl. Minn. 97; Nym., Fl. Eur.; Led., Fl. Boss. Ill, 30; Hook., Fl. 

 Gt. Brit 265; Herd., Fl. Eur. Russ. 86; Cov., Fl. Ark. 201; Engl. Pax, 

 Nat. Pflanz. IV, 1, 115; Gray, Syn. Fl II, 1, 64; Hart., Fl. Scand. I, 127; 

 Webb., Appx. Neb. 36; Coult., Fl. Tex. 256. 



Europe and N. Asia; Belgium to Montenegro and Bai- 

 kal Sib.; Australia; Brazil; Andes mts. to Chile in S. Amer. 



North America. Minn., Neb. and Dak. to Saskatche- 

 wan and Oregon; S. to Minn., 111., Ark., Tex. and E. to N. Car. 

 and Fla. 



Minn, valley: Reported from S. W. edge; probably 

 sparingly S. and W. and N. W. ; low places and around bases 

 of rock-ledges. 



LXXXV. OLEACEAE. Ash Family. 



Endlicher, Gen. PI. 571; Endlicher, Gen. PL 570 (1836-40) Jasmineae-, 

 Bentham and Hooker, Gen. PL II, 672 (1876); Baillon, Hist. PL XI, 230 

 (1892). 



Genera: 18; temperate and warmer regions; absent in 

 boreal regions. 



Species: 300 ; 30 fossil in Tertiary. 



FRAXINUS LINN. Gen. 773 (1737). 



Ornus PERS. Syn. I, 9 (1805). 



Benth. and Hook., Gen. PL II, 676; Durand, Ind. Gen. Phan. 259; 

 Schenck, Palaeophyt. 760; Baillon, Hist. PL XI, 251; Engl. Knoblauch, 

 Nat. Pflanz. IV, 2, 5. 



Living species: 39 ; temperate and subtropical regions. 

 N. America, 12; Europe, 6; Russia, 3; Russian Europe, 2; Can- 

 ada, 6; E. Sts., 6; S. Sts., 5; PI. Wheel., 4; California, 2; W. 

 Tex., 6; Rocky mts., 2; PL King, 2; especially N. America, E. 

 Asia and Mediterranean region (Knoblauch). 



Fossil species: Lower Oligocene and Miocene, Europe 

 (Saporta, Heer) ; Greenland (Heer) ; Pac. N. America (Lesquer- 



