W24 



HOARY ARNICA 



Ar'nica folio'sa inca'na, syns. A. ca'na, A. inca'na 1 



Flower heads sunflowerlike, 3 or 4 in 

 a group (rarely solitary) on densely 

 hairy stalks 1 to \% in. long 



Bracts in a 1 -rowed series (involucre) 

 around base of flower head, greenish, 

 densely hairy, taper-pointed 



Outer (ray) flowers of head yellow, 

 strap-shaped, rather short (up to K in. 

 long), without stamens but seed-bearing 



Center (disk) flowers of head yellow, 

 small, numerous, tubular, perfect, seed- 

 bearing 



"Seeds" (achenes) sparingly hairy, 

 tipped by a ring of roughened, .vhite 

 bristles (pappus) 



Stem leaves several pairs, broadly 

 lance-shaped, slightly toothed, up to 6 

 in. long and 1 in. wide, tapering to leaf- 

 stalks up to 1^ in. long, or upper leaves 

 clasping, with about 5 nearly parallel 

 veins 



Basal or lower leaves lance-shaped to 

 somewhat egg-shaped, with papery, 

 sheathing bases up to 1 in. long 



Stems solitary, erect, densely white- 

 hairy above; hairless, enlarged and 

 hollow below if under water 



Rootstocks underground, slender, 

 elongated 



Roots tbickened-fibrous 



1 (A. Gray) Greene, not Pursh. 



