194 



broad, acutely or obtusely 7 or 9-lobcd ; calyx at time of flow- 

 ering about i^^ long, campanulatc; petals linear-spatulate, about 

 twice as long as calyx lobes; stamens much exserted. 



The species as here accepted exhibits a remarkable variety of 

 leaf forms. 



JVes^ Virginia. — On New River, Porter. Virginia. — Porter ; 

 Natural Bridge, Gray and Carey, Dr. and Mrs. Britton; South 

 Peak of Otter and Bedford Co., Curtiss ; Giles Co., Canby, Red- 

 field ; Wytheville, Shriver. North Carolina. — Porter, Curtis, 

 Carey, Vasey; Mitchell Co., Redfield ; Macon Co., Highlands, 

 J.D.Smith; Rich Mts., Transylvania Co., J. D.Smith, South 

 Carolina, — Nuttall ; Caesar's Head, J. D. Smith. Tennessee. 

 Warmsprings, Rugel ; Cumberland River, Nashville, Canby; 

 Roan Mt., Dr. and Mrs. Britton ; Mountains, Gattingen Ken- 

 tnehy. — Lexington, Short ; Banks of Kentucky River, Peter. 

 Glabrous forms. South Carolina, — Bridal Vail Falls, T. D. Smith. 

 Georgia. — Tococa Frills, Curtiss, No. 860. 



The specimen on which H. Cnrtisii was founded does not 



appear to exist in cither the Torrey or the Gray Herbarium. 



** 



In florescence cymose-sub5;picale 



5. H. MINUTIFLORA, Hemsley, Diag. PL Nov. pars iii. p. 50, 

 (1880). 



''Stems, often bearing three or four leaves, i° to \W' high, 



villous below, as are also the petioles; leaves round-cordate, i' 

 to 2' broad, somewhat lobed, crenate- denticulate,' 7 nerved, 

 smoothish on both sides; calyx at time of flowering about i" 

 long, rather broadly campanulate, lobes oblong, obtuse ; petals 

 linear, hardly longer than calyx lobes ; stamens included at first, 

 but at length slightly exserted." 



South Mexico, — Popocatapetl, H. Christy, (fide Hemsley). 



*** Inflorescence a lon^, narrow panicle ; (lowers clustered, 



6. H. riT.OSISSIMA, Fisch. and Mcy., in Ind. Sem. h. Petrop, v. 



3^, (1838). 



H. hispida, Hook, and Arn. Bot. Beechey, 347, (1S41); not 

 of Pursh. 



F 



H. hirtiflora, Torn and Gray, Fl. N. A., i. 582, (1840). . 



Villous with rusty, viscid hairs ; stems, usually bearing a few 

 leaves, i^ to 2" high ; root-leaves rough, 2' to 3' wide, broadly 

 ovate-cordate, lobes rather obtuse, crenate-dentate ; calyx at 

 time of flowering short and broad, open, about i ^'' long, densely 



