MICHIGAN ACADEMY OF SCIENCE. 257 



J. Beal, 1(SW)) ; Kalamazoo Co. (Doiigla.s Tlonfjhlon, 1838) ; Isle Royale (\J. of M., Herb. 

 1868); Mackinac Island (C. F. Millspaugh, July, 1898); St. (]lair Co. (C. K. Dodge). 

 Reported from: — Kent Co. (Emma Cole), "infrequent"; Jackson Co. (S. H. (^amp) ; 

 Calhoun Co. (C. C. McDermid); near St. Tgnace (C. K. DodgiO ; Emmet Co. (C. 

 Fallass); Oakland Co. (I. W. Stacey). 



2. Peraniiiini (e.ssclatuin (Lodd.) Holler, (checkered). 



Epi paclis Icsselala (Lodd.) A. A. Eaton. 



Dry coniferous woods, apparently not common. July — Aug. Mostly found 

 north. 

 Only within the last fifteen years has attention been called to this species, which 

 does not appear in Beal's Catalog of 1904. 



Specimens examined: — Alger Co. (C. F". Wheeler, Aug., 19(X)), No. 84; Cheboygan 

 Co. (W. J. Beal, Aug., 1909); Marquette Co. (B. Barlow, July, 1901). 



Reported from: — Ypsilanti (O. A. Farwell); Isle Royale (W. S. Cooper) ; Mackinac 

 Island (C. K. Dodge); Emmet Co. (Fallass and Swift), "dry woods". 



3. Peramiuni ophioides (Fernald) Rydb. (snake-like). 

 Epipactis re pens var. ophioides (Fernald) A. A. Eaton. 



Lesser Rattlesnake Plantain. 



Damp woods and cedar bogs, throughout. July — Aug. Apparently the 

 most generally distributed of our species. 



Specimens examined: — Iosco Co. (W. J. Beal, July, 1888); Keweenaw Co. (O. A. 

 Farwell, Aug., 1888) ; St. Clair Co. (C. K. Dodge, 1894) ; Charlevoix Co. (C. F. Wheeler, 

 June, 1900), No. 225; Alger Co. (C. F. Wheeler, Sept., 1900), No. 92; Cheboygan Co. 

 (C. F. Wheeler, Aug., 1890) ; Manistee Co. (F. P. Daniels, Aug., 1900); Muskegon Co. 

 (C. D. McLouth, Aug., 1899); Marquette Co. (B. Barlow, July, 1901); Emmet Co. 

 (Mrs. K. Irwin, Aug., 1891); Van Buren Co. (L. II. Bailey); Isle Royale (Dr. A. E. 

 Foote, 1868); Bois Blanc Islajid, Mackinac Co. (S. H. and D. R. Camp, Aug., 1896); 

 Gogebic Co. (H. T. Darlington, Aug., 1919); Marquette Co. (C. K. Dodge). 



Reported from: — Calhoun Co. (C. E. Barr) ; Kent Co. (Miss Coleman's Cat.); 

 Roscommon Co. (Dr. D. Cooley); Gratiot Co. (C. A. Davis); Mason Co. (H. T. 

 Blodgett, 1893); Oakland Co. (I. W. Stacey). 



L. H. Bailey says this plant reaches its southern limit in Michigan in the neigh- 

 borhood of South Haven. See Limits of Michigan Plants, Bot. Gaz., 1882. 



4. Peramiuni decipiens (Hook.) Piper, (misleading). 



Epipactis decipiens (Hook.) Ames. 

 Goodyera memiesii Lindl. 



Menzie's Rattlesnake Plantain. 



Dry woods. Common north. July — ^Aug. 

 Specimens examined: — Antrim Co. (O. E. Close, 1894); Manistee Co. (F. P. 

 Daniels, Aug., 1900), "rare"; Keweenaw Co. (O. A. Farwell, Aug., 1888); Emmet Co. 



