LIST OF HIGHER SEED-PRODUCING 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; Nym. Fl. Eur.; Led., Fl. Ross. III, 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.; Sandberg 396, Vasa; Oestlund 114, Minneap- 
olis; Roberts 98, Stuart river; Arthur 62, Vermilion lake; Reed 
1, Dakota Co.; Sheldon 346, Smith’s Mill, Blue Earth Co. 
XGCVIII. OROBANCHACEAE. Broom-Rape 
Family. 
Endlicher, Gen. Pl. 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 Mitcu. Act. Phys. Med. Cur. VIII, 221 (1748). 
Gymnocaulis Nutt. Gen. 1I, 59 (1818). 
Anoplanthus ENDL. p. p. Gen. 727 (1840). 
Anoplon WALLR. ex Durand, 1. c. (1888). 
Phillipoea Revut. DC. Prodr. XI, 11 (1849) Amer. Spec. 
Myzorhiza Paruier. Linn. XNIX, 36 (1855). 
Benth. and Hook., Gen. Pl. 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; Pl King, 2; 
Wheel.; 2; E. Sts., 3; W. Tex., 3. 
Aphyllon ludovicianum (Nurt.) GRay, Bot. Calif. I, 584 
(1876). 
Orobanche ludoviciana Nutt. Gen. IT. 58 (1818). 
Phelipoea ludoviciana WALP. Rep. IIT, 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 Ill. 
