LIST OF HIGHER SEED-PRODUCING PLANTS. 48 
ALISMA Linn. Gen. 308 (1737). 
Caldesia ParutatT. Fl, It. III, 598 (1862?). 
Baldellia ParLtat. Nuovo. Gen. Monoc. 57 (1854). 
Helanthium ENGELM. Mss. ex. Benth. and Hook. l. c. (1883). 
Benth. and Hook. Gen. Pl. III, 1004; Durand, Ind. Gen. Phan. 452; 
Engler and Prantl, Nat. Pflanz. 2, I, 230 (Buchenau): Schenck, Paleophyt., 
388, 
Living species: 5-10; Europe; temperate and tropical 
Asia; tropical Africa; Australia; N. and S. America. Russia, 
4; Europe, 5; U. S., 2; 1, continental; 1, Pac. coast. 
Fossil species: 3-4; Cretaceous, Greenland (Heer); 
Tertiary, Greenland and Spitzbergen (Heer); France (Saporta). 
All doubtful. 
Alisma plantago Linn. Spec. 342 (1753). 
. natans Pott. Pl. Pal. ITT, 319 (1777). 
. latifolium GiLip. Fl. Lith. V, 222 (1781). 
. ranunculoides ALL. FI. Ped. I, 234 (1785). 
. angustifolium Hoprr, Taschenb. 13 (1797). 
. plantago var. americanum R and S. Syst. III (1818). 
. trivialis and parviflora PuRSH, FI. Am. 252 (1814). 
?A,. subcordatum Rar. Med. Rep V, 356 (1809). 
?A,. odorata RAF. Fl). Lud. (1817). 
?A. roseun RAF. Ex. Steud. Nom. 
A. lanceolatum SCHULTZE, Spreng Syst. II, 163 (1825). 
A. plantago var. triviale B.S. P. Cat. N. Y. (1888). 
Wats. and Coult., Gray’s Man. 6 ed. 554; Britt. Fl. N. J. 255; Coult. Fl. 
Colo. 361; Webb., Fl. Neb. 97; Mac., Fl. Can. II, 76; Wats., Fl. Calif. IT, 
200; Chap., FI. So. St. 448; Hook., Fl. Gt. Brit. 427; Nym., Fl. Eur.; Led. 
Fl, Ross. IV, 39; Trautv., Fl. Sib. 118; Richt., Pl. Eur.19; Herd. Fl. Eur. 
Russ. 124; Engl. Buchenau, Nat. Pflanz. II, 1, 230; Wats., King Exp. 340; 
Cov., Fl. Ark. 228; Hart., Fl. Scand. I, 415. 
Europe; Asia, Australia; N. Africa. 
North America: Newf. to Rockies and Pac.; 8. to N. 
California and E. to N. Eng. and N. Ga. 
Minn. valley: Throughout; abundant; marshes and 
edges of lakes or shallow edges of slow streams. 
Hers.: Taylor 220, Janesville; Ballard 821, Page Lake; 
Ballard 264, Jordan; Taylor 730, Glenwood; Ballard 789, Swan 
Lake; Ballard 609, Chaska; Sheldon 922, Sleepy Eye; Taylor 609, 
Minnesota Lake; Kassube 225, Minneapolis; Oestlund 187, Hen- 
nepin Co.; Holzinger 269, Winona Co.; Sandberg 535, Goodhue 
Co.; MacM. and Sheld. 61, Brainerd; Herb. Moyer 229, Montevideo. 
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SAGITTARIA Linn. Gen. 723 (1737). 
Lophiocarpus Mica. D.C. Mon. Phan. III, 60 (1881). 
Benth. and Hook., Gen. Pl. III, 1006; Durand, Ind. Gen. Phan. 452; 
Engler and Prantl, Nat. Pflanz. 2, I, 231 (Buchenau); Schenck, Palaeo- 
phyt. 389. 
