LIST OF HIGHER SEED -PRODUCING PLANTS. 275 



Fl. Minn. 55: Mac., Fl. Can. I, 523; Engl., Nat. Pflanz. Ill; 2, 56; Wats., 

 Bibl. Ind. I, 344. 



North America: Ont. to N. Eng., N. J. and Va. ; W. 

 to Minn, and Iowa. 



Minn, valley: N. E. district, and probably in whole 

 forest district; tamarack swamps and bogs. 



HERB.: Bollard 2, Chaska; Kassube 90, Minneapolis; 

 Holzinger 76, Winona Co. ; Bailey 329, St. Louis river; Sandberg 

 196, Goodhue Co. 



TIAKELLA LINN. Gen. ed. V, 495 (1754). 



? Blondea NECK. Elem. 786 (1790). 



Baillon, Hist. PI. Ill, 426; Benth. and Hook., Gen. PI. I, 637; Durand, 

 Ind. Gen. Phan. 116: Engler and Prantl, Nat. Pflanz. 3, II a, 61 (Engler). 

 Living species: 5 described; 4 reduced (Engler); Him- 

 alayas and Japan 1; North America, 3; Canada, 3; E. Sts., 1; 

 Rocky mts., 1; California, 1; S. Sts., 1. The included species 

 ( T laciniata Hook. ) is also Canadian. 



Tiarella cordifolia LINN. Spec. 405 (1753). 



Wats, and Coult., Gray's Man. 6 ed. 171; Britt., Fl. N. J. 101, Mac., 

 Fl. Can. I, 156; Upharn, Fl. Minn. 56; Chap., Fl. S. St. 154; Led., Fl. Ross. 

 II, 229; Engl., Nat. Pflanz 3, II a, 61; Wats., Bibl. Ind. I, 348. 



N. W. Asia and Baikal Siberia. 



North America: N. S., N. Br., Q., Ont. to N. Eng., 

 N. J. and Penn. ; W. to Ind. and Minn. , and S. in Appalachians 

 to Miss. 



Minn, valley: Reported from Blue Earth Co. and 

 probably sparingly throughout the forest district; rare; rocky 

 places in woods. 



HEUCHERA LINN. Gen. 196 (1737). 



Baillon, Hist. PL III, 426; Benth. and Hook., Gen. PI. I, 628; Durand, 

 Ind. Gen. Phan. 116: Engler and Prantl, Nat. Pflanz. 3, II a, 62. 



Living species: 24; Atlantic and Pacific N. America 

 and mts. of Mexico. Canada, 7-8; Rocky mts., 10; California, 

 5; E. Sts., 5; S. Sts., 6; PL King, 4; PL Wheel., 3; W. Tex., 1. 



Heuchera Mspida PURSH, Fl. Am. 188 (1814). 

 H. richardsonii B. BR. Frankl. Journ. 766 (1823). 

 H. lucida SCHLECHT. Ind.Sem. Hal. (1848). 



Wats, and Coult., Gray's Man. 6 ed. 172; Webb., Fl. Neb, 125; Mac., 

 Fl.Can. I, 158; Upham, Fl. Minn. 55; Coult., Fl. Colo., 94; Chap., Fl. S. 

 St. 152; Engl., Nat. Pflanz. 3, Ila, 62; Wats., Bibl. Ind. I, 325; Wheelock, 

 Torr. Bull. XVII, 198. 



North America: Va. and N. Car. to Minn., Neb., 

 Kan.; up Missouri river to Rocky mts., Canada; Saskatch. 



