92 ORCHIDACEAE 



1. Cypiipedium acaule Ait. Moccasin Flower- ^Stemless Ladies' 

 Slipper. (Man. p. 291 ; I. F.y. 7o5p.) In sandy or rocky woods, Newf. 

 to Ont., N. C, Ky. and Mo. — Pennsylvania: Schdylkill ; Monroe; 

 IvANCASTER ; Columbia ; Brie ; Montgomery ; Berks ; Somer- 

 set ; Franklin ; Huntingdon; Chester; Delaware; Venango; 

 Allegheny. 



2. Cypiipedium reginae Walt. Showy Ladies' SlippER. (Man. p. 

 29 •,l.V.f. logo.') In swamps and woods, N. S. to Minn, and Ga. — 

 Pennsylvania : Huntingdon ; Clearfield ; Erie ; Luzerne. 



3. Cypripedium candidum Willd. Small White Ladies' Slip- 

 per. (Man. p. 291 ; I. F._/. /ogi.) In bogs and meadows, N. Y. and N. 

 J. to Mian, and Mo. — Pennsylvania : Lancaster. 



4. Cypripedium parviflorum Salisb. Small Yellow Ladies' Slip- 

 per. (Man. p. 291 ; I. F.y. fogs.) In rich woods and ttiickets, Newf. 

 to Wash., and along the mountains to Ga. and to Mo. — Pennsylvania : 

 Northampton; Lehigh; Monroe; Lancaster; Huntingdon; 

 Elk ; Luzerne ; Venango. 



5. Cypripedium birsutum Mill. Large YELLOW Ladies' Slipper. 

 (Man. p. 291 ; I. F./. logz.) In woods and thickets, N. S. to Minn., Ala. 

 and Neb. — Pennsylvania : Northampton ; Monroe ; Bucks ; Dela- 

 ware ; Lancaster ; Franklin ; Huntingdon ; Blair ; Erie ; Cam- 

 bria ; Chester ; Venango ; Allegheny. 



2. GALEORCHIS Rydb. 

 1. GaleorcMs spectabilis (L.) Rydb. Showy Orchis. (Man. p. 

 292 ; I. F./ iog4. ) In rich woods, N. B. to Minn., Ga. and Neb. — Penn- 

 sylvania: Northampton ; Monroe; Lancaster ; York ; Franklin ; 

 Huntingdon ; Erie ; Chester ; Delaware ; Allegheny. 



3. PBRULARIA Lindl. 

 1. Perulariaflava (L-) Rydb. Small PalE-green Orchis. (Man. 

 p. 292 ; I. F. /. izos.) In moist soil. Oat. to Minu., Fla. La. and Mo.— 

 Pennsylvania : Monroe ; Bucks ; Delaware ; Lancaster ; Frank- 

 lin ; Huntingdon ; Chester ; Delaware ; Erie. 



4. COELOGLOSSUM Hartman. 



1. Coeloglossum bracteatum (Willd.) Pari. Long-bracted Orchis. 

 (Man. p. 292 ; I. F. / 1103.) In woods and meadows, N. B. to B. C, N. 

 ■C. and Neb. Also in En. — Pennsylvania : Northampton ; Monroe ; 

 Huntingdon ; Blair ; Pike ; Lancaster ; Franklin ; Susquehanna. 



5. GYMNADENIOPSIS Rydb. 



1. Gymnadeniopsis clavellata (Michx. ) Rydb. Small Green Wood 

 Orchis. (Man. p. 293;!. F./. 1104.) In wet or moist woods, Newf. 

 to Minn., Fla. and "La..— Pennsylvania : Wayne ; Monroe ; Lancaster ; 

 Huntingdon ; Blair ; Erie ; -Somerset ; Montgomery ; Lebanon ; 

 Centre ; Lackawanna ; Chester ; Delaware ; Erie. 



