TUSCOLA COUNTY 1 8 3 



Sisyrinchium angustifolium Mill. Pointed blue-eyed grass. Occa- 

 sional in damp or dry ground. 



Sisyrinchium gramineum Curtis. Common blue-eyed grass. "Abun- 

 dant on sandy 'islands', Akron Township." C A Davis. 



ORCHIDACEAE. Orchis Family 



Cypripedium parviflorum Salisb. Small yellow lady'- slipper. In 

 open swampy and boggy places. Frequent. 



Cypripedium parviflorum pubescens (Willd.) Knight. Larger yellow 

 lady's slipper. In a tamarack swamp near Cat Lake. 



Cypripedium hirsutum Mill. Showy lady's slipper. In swamps 

 about the small lakes. 



Cypripedium acaule Ait. Stemless lady's slipper. Growing in sph 

 num in a spruce-tamarack swamp near Cat Lake. Probably found 

 throughout. 



Orchis spectabilis L. Showy orchis. Rich shaded ground. Frequent. 



Habenaria bracteata (Willd.) R.Br. Long-bracted orchis. Damp 

 woods and thickets. Frequent. 



Habenaria hyperborea (L.) R.Br. Tall leafy green orchis. Damp 

 woods. Frequent. 



Habenaria dilatata (Pursh) Gray. Tall white bog orchis. Very wet 

 open places about the small lakes. Frequent. 



Habenaria hookeri Torr. Hooker's orchis. Noticed in woods near 

 Murphy's Lake. Probably frequent throughout. 



Habenaria orbiculata (Pursh) Torr. Large round-leaved orchis. 

 Rich shaded ground. Occasional. 



Habenaria blephari glottis (Willd.) Torr. White-fringed orchis. Abun- 

 dant in a spruce-tamarack swamp northwest of Cat Lake on the farm of 

 F. E. Warner. Not noticed elsewhere. 



Habenaria lacera (Michx.) R.Br. Ragged orchis. Mostly in we1 open 

 ground. Frequent. 



Habenaria leucophaea (Nutt.) Gray. Prairie white-fringed orchis. 

 "Frequent on the open prairies of Akron Township. ' ( '. A. 1 )avis. 



Habenaria psy codes (L.) Sw. Smaller purple-fringed orchis. 'Road- 

 sides in swamps, Koylton Township.' C. A. Davis. 



Pogonia ophioglossoides (L.) Ker. Rose pogonia. Open marshy and 

 boggy places. Frequent. 



Calopogon pulchellus (Sw.) R.Br. Grass pink. Calopogon. Abundanl 

 in a spruce-tamarack swamp northwest of ( at Lake. Prol lably frequent 

 throughout. 



Spiranthes gracilis (Bigel.) Beck. Dry mostly opeo mound. Occa- 

 sional. Perhaps overlooked. 



Spiranthes cernua (L.) Richard. Nodding ladies' tn Noticed 



about Mud Lake southwest of Fostoria. "Moisl grassy places, Fremonl 



