RUDBECKIA PURPUREA. 



PURPLE RUDBECKIA. 



Syngenesia Frustra?iese y Linn. Corymbiferx, Juss. 



GENERIC CHARACTER. 



Calix sub-equal, mostly consisting of a double series of leaflets. Receptacle paleace- 

 ous, conic. Pappus a 4-toothed margin. 



SPECIFIC CHARACTER. 



Rough; lower leaves broad-ovate, attenuated at base, remotely toothed, those of the 

 stem broad-ovate, acuminate at either end, nearly entire, the rays very long, 

 dependent, bifid. IVilld. 



Root perennial. Plant from eighteen inches to two and a half feet 

 high, rough, of a dull-green colour. Leaves opposite, paler underneath 

 than above ; lower ones broad-ovate, with a narrow base, and deeply 

 toothed at long and irregular distances. Those of the stem are more 

 inclining to lanceolate, and terminate in a long acumination. Flowers 

 large and showy, the disk florets hyacinth-red, being collected to- 



