LIST OF HIGHER SEED-PRODUCING PLANTS. 169 



Platanthera tipuloides Lindl. Orch. 285(1846). 

 Gymnadenia tridentata Lindl. Orch. 227 (1846). 

 Wats, and Coult., Gray's Man. 6ed. 506; Britt., Fl. N. J. 234; Upham, 

 Fl. Minn. 133; Mac, Fl.Can. II, 13; Gov.. Fl. Ark. 223. 



North America: Newf. N. Br., Q., Ont. to L. Huron 

 and L. Superior; S. to N. Eng., N. J. and N. Car.; W. to 

 Minn., Ind. and Ark. 



Minn, valley: N. E. district; infrequent; damp woods 

 and near springs. 



Herb. : Bailey 10a, White Bear lake. 



POGONIA Juss. Gen. 65 (1789). 



Nervilia Gaud. Freyc. Bot. Voy. 422 (1826). 



Cordylia Blume, Bij. 416 (1826). 



Kopliosteinon Blume, Fl. Jav. 6 (1828). 



Aplo.stellis Thou. Orch. He. Afr. t. 24 (1806). 



Haplostellis Endl. Gen. 219 (1838). 



Cleiste.s L. C. Rich. Mem. Mus. Par. IV, 31 (1818). 



Triphora Nutt. Gen. II, 192 (1818). 



Cocloiiorchis Lindl. Gen, et. Spec. Orch. 410 (1840). 



Isotria and Odouectis Raf. Desf. Jour. Bot. I, 220, 221 (1808). 



Didyinoplexis Griff. Gale. Journ. IV, 383(1844'. 

 Benth. and Hook., Gen. PI. Ill, 615; Durand, J?ic?. Gen. P/ia?i. 401; 

 Engler and Prantl, Nat. PJlanz. 2,VI, 106. 



Living species: 43; cosmopolitan. N. America, 6; E. Sts., 

 5; Canada, 3; S. Sts., 4. 



Pogouia ophioglossoides (Linn.) Ker. Bot. Reg. 148 (1816). 

 Arethusa opiiioglossoides Linn. Spec. 951 (1753). 

 Wats, and Goult., Gray's Man. 6 ed. 505; Upham, Fl. Minn. 141; Mac, 

 Fl. Gan. II, 11: Britt., Fl. N. J. 233; Ghap., Fl. S.St. 457; Engl. Pfltzer, 

 Nat. Pflanz. II, 6, 106. 

 Japan? 



North America: Newf., N. S., N. Br., Q., Ont.; S. to 

 N. Eng.. N. J, and Fla. ; W, to N. Ind. and Minn. 



Minn, valley: N. E. and N. W. districts; local, bogs 

 and tamarack swamps. 



Herb.: Oesthmd 193, Ramsey Co.; Herrick 294, Minne- 

 apolis; Kassuhe 229, Minneapolis; Sandherg 549, Chisago Co.; 

 Sandberg, 550, Chisago Co.; Herb. Sheld. 1756, Ramsey Co. 



ARETHUSA Linn. Gen. ed. V, 905 (1754). 

 Benth. and Hook., Gen. PI. Ill, 614; Durand, Lul. Gen. Phan. 401; 

 Engler and Prantl, Nat. Pflanz. 2, VI, 107 (Pfltzer). 



Living species: 2; Japan, 1; Atl. N. Amer., 1. 



Arethusa bulbosa Linn. Spec. 950 (1753). 

 Wats, and Goult., Gray's Man. 6 ed. 504; Britt., Fl. N. J. 232; Upham, 



