ORCHIDACEAE 25 1 



Pa. Bucks and Montgomery counties. 



Tertiary, common: Cretaceous, less common: Older Formations, 

 scattered in edaphically favorable situations and rare. North of 

 the moraine only in Hudson Co., N. J.* 162-204 days. About 

 sea level. 



2. B. ciliaris (L.) Rydb. (Habenaria ciliaris (L.) R. Br.). In 



meadows: Vt. and Ont. to Mich., south to Fla. and Tex. 



Conn. Known only from the coastal counties, apparently in- 

 creasing eastward. 



N. Y. Common on L. I. and S. I.; Tappan, Rockland Co. 



N. J. Rare in Bergen, Hudson and Essex counties, increasing 

 southward. 



Pa. Northampton, Lehigh, Chester, Berks, Philadelphia and 

 Delaware counties. 

 Tertiary, common: Cretaceous, less common: Older Formations, 



rare, but more common in Pa. than elsewhere. 162-220 days. 



Sea level-891 ft. 



3. B. Blephariglottis (Willd.) Rydb. (Habenaria blephariglottis 



(Willd.) Torr.). In bogs and swamps: Newf. to Minn., Fla. 



and Miss. 



Conn. Rare in northern Middlesex and northern and central New 

 Haven counties, increasing but not common northwestward into 

 Litchfield Co. 



N. Y. L. I. and S. I.; Tuxedo Park, Rockland Co. 



N. J. Rare and local in Bergen, Hudson, and Union counties, in- 

 creasing and common southward, particularly in the pine-barrens. 



Pa. Wayne, Pike and Monroe Co. 



Tertiary, common : Cretaceous, less common: Older Formations, 



rare. Unknown on the unglaciated portion of the Piedmont 



Plain. t 117-224 days. Sea level-1,829 ft. 



4. B. lacera (Michx.) Farw. (Habenaria lacera (Michx.) R. Br.). 



In swamps, meadows and wet woods: N. S. to Minn., south 

 to Ga. and Mo. 



Throughout the range, except the pine-barrens, always decreasing 

 up the mountains and perhaps wanting above 1,300 ft. 



5. B. grandiflora (Bigel.) Rydb. (Habenaria grandifiora (Bigel.) 



Torr. H. fimbriata (Ait.) R. Br.). In rich woods and 

 meadows: N. B. to Ont. and Mich., south to N. Car. 



* See Introduction paragraph 7. 

 t See Introduction paragraph 7. 



