66 Annals ok ihf. Carnegie Museum. 



POLYMNIA Linnaeus. 



* P. Canadensis Linnaeus. Smaller leaf-cup. 



Baldwin Township, hillside, east of Baldwin Station, August, 

 1 886, Alfred Stengel. 



* P. Uvedalia Linnaeus. Larger leaf-cup. 



SILPHIUM Linnaeus. 



* S. laciniatum Linnaeus. Compass-plant. 



Allegheny, spontaneous in Highwood Cemetery. 



'■> S. trifoliatum Linnaeus. Whorled rosin-weed. 



ECLIPTA Linuceus. 



* E. alba (Linnaeus). Eclipta. 



Pittsburgh, Allegheny wharf, near Third St., Aug. 15, 1884. 



HELIOPSIS Persoon. 



* H. helianthoides (Linnaeus). Ox-eye. 

 H. /(CT'/s T'ersoon. 



BRAUNERIA Necker. 

 ECHINACEA Mcench. 

 't= B. pallida Nuttall. Purple cone-flower. 

 E. angustifolia De Candolle. 



Sterrett Township, near Brushton, June 20, 1887. C. C. Mellor. 



RUDBECKIA Linn»us. 



* R. laciniata Linnajus. Tall cone-flower. 



* R. hirta Linnaeus. Yellow cone-flower. 



