LIST OF HIGHER SEED-PRODUCING PLANTS. 891 
Wats. and Coult., Gray’s Man. 6 ed. 203; Webb., Fl. Neb. 124; Upham, 
Fl. Minn 60; Coult., Fl. Colo. 120: Mac., Fl. Can. II, 329; Coult., Fl. Tex. 
142; Wats., King Exp. 130; Wats., Bibl. Ind. I, 429: C. and R., Rev. N. A. 
Umb. 63. 
North America: Minn. and Iowa to Kan., Neb. and N. 
Colo.; N. to Souris plain, Man., and S. to N. Tex., Arizona and 
N. Mex. 
Minn. valley: S. W. and W. districts; rare; rocky or 
gravelly knolls and headlands. 
HERB.: Hickersheim 52, Ash lake, Lincoln Co. 
TIEDEMANNIA DC. Prodr. IV, 187 (18380). 
Archemora DC. Prodr. IV, 188 (1830). 
Neurophyllum Torr. and Gr. Fl. Am. I, 612 (1838). 
Oxypolis Rar. Ser. Bull. I, 217 (1830) in part. 
Baillon, Hist. Pl. VII, 100; Benth. and Hook., Gen. P/. I. 920; Durand, 
Ind. Gen. Phan. 164. 
Living species: 4; N. America; E. Sts., 3; W. Sts., 1; 
Canada, 1?;S. Sts., 2. 
Tiedemannia rigida (LINN.) CouLT. and Rose, Rev. 
Umbel. (1888). 
Sium rigidius LINN. Spec. 251 (1753). 
Sison marginatum Micux. FI. I, 168 (1803). 
Archemora rigida DC. Mem. Umbel. 52 (1829). 
Oxypolis rigida, denticulata, tricuspidata RAF. Bull. Soc. Gen. (1830). 
Wats. and Coult., Gray’s Man. 6 ed. 202; Britt., Fl. N. J.118; Upham, 
Fl. Minn. 61; Chap., Fl. 8. St. 165; Mac., Fl. Can. I, 188; II, 330; Cov., Fl. 
Ark. 186; Wats., Bibl. Ind. I, 414. 
North America: Ont. and W. N. Y, to N. J.; S. to 
Fla. and Miss.; W. to Minn., Ark. and Tex. 
Minn. valley: Reported from 8. edge; infrequent; 
sandy, low places and along shores of lakes. 
ANGELICA Linn. Gen. 218 (1737). 
Archangelica Horrm. Gen. Umbel. 166 (1814). 
Czernaevia Turcz. Baik. Dahur. I, 498 (1842). 
Gingidium Forst. Char. Gen. 41, 21 (1776). 
Ostericum Horr. Gen. Umb. 162 (1814). 
Gomphopetalum Turcz. Bull. Mosq. 537 (1841). 
Callisace Fiscu. Hoff. Umb. 170 (1814). 
Eustylis Hoox. FI. N. Zeal. 19 (1867). 
Angelophyllum Rupr. Rev. Umbel. Kamtk. 8 (1859), 
Levisticum Kocu. Umb. 101 (—). 
Porphyroscias Mig. ex Durand Ind. Phan. 163 (1888). 
Baillon, Hist. Pl. VII, 207; Benth. and Hook., Gen. Pl. I, 919, 917; Du- 
rand, Ind. Gen. Phan. 163. 
Living species: 35; N. temperate regions; New Zea- 
