Sii.MKR: Vas(ii.ar Flora of Ai.i.kchenn County. 21 



CHELIDONIUM liniKcus. 



* C. majus I.iniKLiis. Cclainlinc. 



PAPAVER Linnaeus. 

 -•^ P. somniferum Linn;\;us. ("ommon poppy. 



II P. dubium Linnaeus. T^ong smooth-fruited popi)y. 

 Pittsburgh, Bailey Ave., July, 1888. 



ARGEMONE Linmuus. 

 t A. Mexicana Linnxms. Prickly poppy. 



ADLUMIA Rafinesque. 



* A. fungosa (Alton). Alleghany vine. 

 A. cirrhosa Rafinesque. 



Shaler Township, P. &: W. R. R. tunnel, Sept., 1886, Hon. J. 

 1). Shafer. 



BICUCULLA Adanson. 

 D I CENTRA Bernhardi. 

 ^ B. Cucullaria (Linnaeus). Dutchman's breeches. 

 Duenira Ciaullaria Gray. 



* B. Canadensis (Goldie). Scjuirrel-corn. 

 Dicentra Canadensis Gray. 



CAPNOIDES Adanson. 

 CORY DA LIS Ventenat. 



* C. sempervirens (Linn;iius). Pale corydalis. 

 Corxdalis glauca Pursh. 



Harrison Township, rocks, on roadside near John Parke's, July 

 8, 1900. 



t C. flavulum (Rafinesque). Yellow corydalis. 

 Corydalis flavula De Candolle. 



