LIST OF HIGHER SEED-PKODUCING PLANTS. 475 



Fl. Minn. 98; Webb., Fl. Neb. 138; Chap., Fl. S. St. 282; Coult., Fl. Colo. 

 290; Mac, Fl. Can. 1, 375; Brew, and Wats., Fl. Calif. I, 586; Hook., Fl. 

 Gt. Brit. 312; Nyni. Fl. Eur.; Led., Fl. Ross. Ill, 1; Herd., Fl. Eur.Russ. 

 84; Wats., King Exp. 214: Cov., Fl. Ark 209; Gray, Syn. Fl. II, 315; Hart., 

 Fl. Scand. I, 122; Coult., Fl. Tex. 317. 



Most Europe; Russia; Siberia; Dahuria; N. Africa. 



North America: Atl. to Pac. in Can. and far N. on 

 Mackenzie; S. in Sierra Nevada to Calif.; in Rockies to N. 

 Mex. and Tex. ; E. throughout U. S. 



Minn, valley: Forest district and perhaps throughout; 

 floating on still pools or lakes. 



Herb.: Ballard 679, Waconia; Ballard 435, Prior's 

 lake, Scott Co. ; Ballard 810, Page lake, Carver Co. ; Holzinger 

 143, Winona Co. ; Sandherg 396, Vasa; Oestlund 114, Minneap- 

 olis; Roheris 98, Stuart river; Arthur 62, Vermilion lake; Reed 



I, Dakota Co. ; Sheldon 346, Smith's Mill, Blue Earth Co. 



XCVm. OROBANCHACEAE. Broom-Rape 

 Family. 



Endlicher, Gen. Fl. 725 (1836-40); Bentham and Hooker, Gen. Plant. 



II, 980 (1876). 



Genera: 11-12; extra-tropical regions and a few within 

 the tropics. 



Species: 175 ±; Europe, N. Africa, Asia and America. 



APHYLLON Mitch. Act. Phys. Med. Cur. VIII, 221 (1748). 



Gyimiocaulis Nutt. Gen. II, 59 (1818). 



Auoplanthus Endl. p. p. Gen. 727 (1840). 



Anoplon Wallr. ex Durand, 1. c. (1888). 



Phillipoea Reut. DC. Prodr. XI, 11 (1849) Amer. Spec. 



Myzorliiza Phillipi. Linn. XXIX, 36 (1855). 

 Benth. and Hook., Gen. PI. II, 983; Durand, Ind. Gen. Phan. 300. 



Living species: N. America to Mexico, 10; Canada, 

 5; California, 6-7; S. Sts., 1; Rocky mts., 4; PI. King, 2; 

 Wheel.; 2; E. Sts., 3; W. Tex., 3. 



Aphyllon ludoviciaiiuni (Nutt.) Gray, Bot. Calif. I, 584 

 <1876). 



Orobanche ludoviciana Nutt. Gen. II. 58 (1818). 

 Phelipoea ludoviciana Walp. Rep. Ill, 480 (1844-1845). 

 Wats, and Coult., Gray's Man. 6 ed. 395; Webb., FL Neb. 137; Upham, 

 Fl. Minn. 98; Mac, Fl. Can. I, 373; Coult., Fl. Colo., 289; Gray, Syn. Fl. 

 II, 1, 313 and Suppl. Syn. II, 455; Coult., Fl. Tex. 316. 



North America: Saskatchewan, Assiniboia, Brit. Col., 

 Vancouver; S. to Calif., N. Mex., Arizona and Tex. ; E. to Minn 

 and 111. 



