130 METASPERMAE OF THE MINNESOTA VALLEY. 



S. St. 554; Coult , Fl. Colo. 382; Engl. Pax, Nat. Pflanz. II, 2, 125; Bail., 

 Syn. Car. 62 



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

 Man.; S. to N. Eng., N. J. and Pla. ; W. to Minn, and Mo. 



Minn, valley: Forest district; S. W. district; probably 

 throughout; wet meadows and bogs or swamps. 



Herb.: Taylor 50, Elysian; Bailey G8, Vermilion lake; 

 MacM. and Sheld. 61, Brainerd. 



Carex paiiciflora Lightf. PI. Scot. II, 543 (1777). 



C. patula HuDS. Fl. Angl. 402 (1762) not Host. 

 C. to<cogZoc/tm Linn. f. Suppl. 413 (1781). 

 Leucoglocliin pauciflorus Heuff. Flora 528 (1844). 

 Psyllophora paucijiora Schur. Enum. 697 (1866). 

 Wats, and Coult , Gray's Man. 6 ed. 592; Mac, Fl. Can. II, 111; Richt., 

 PI. Eur. 145: Hook., Fl. Gt. Brit. 418; Nym., Fl. Eur.; Herd., Fl. Eur. 

 Russ. 138; Upham, Suppl. Minn. 86; Rothr., Alask. 457. 

 Arctic and Alpine Europe. 



North America: Newf to Ont., Man., N. W. T. and 

 Vancouver; N. to Sitka; S. to N. Eng., N. Penn.. Mich, and 

 Minn. 



Minn, valley: N. districts; peat bogs and cold marshes. 

 Herb.: Sandberg 614, Center City; Bailey 203, Ver- 

 milion lake. 



X. AROIDEAE. Arum Family. 

 Orontiaceae Lindl. Veg. King. 193 (1846). 

 Araceae Engler, DC. Mon. Phan. II (1875). 

 Endlicher, Gen. Fl. 232 (1840); Benth. and Hook., Gen. FL III, 955 

 (1883); Engler in Engler and Frantl, Nat. Pflanz. 2, III, 102 (1887). 



Genera : 105 living; 2-3 extinct? Tropical and temper- 

 ate regions. 



Species: 1000; 92 per cent, in tropics; 8 per cent, in 

 temperate regions. 



ACORUS Linn. Gen. 296 (1737). 

 Benth. and Hook., Gen. PL III, 999; Durand, Ind. Gen. Phan. Englor 

 and Prantl., i\'aL Pflanz. 2, III, 118 (Engler); Schenck, Palacophi/t. .378. 



Living species: 2; Japan, 1; temperate northern 

 regions; 1. 



Fossil species: 2-3, doubtful; Spitzbergen. 1: ter- 

 tiary, {Heer). 



Aconis calamus Linn. Spec. 324 (1753). 

 A. ochratus Lam. Fl. Fr. Ill, 299 (1778). 

 Calamus awmaticus Guldenst. Tt. II, 327 (1791). 

 Acorns aroinaticus Gilih. Excrc. Phyt. IT, 205 (1792 . 

 A. commiitalus Sciiott. I'rodr. Aroid. 578 (1H60'. 



