WHITE HAWKWEED 



Hiera'cium albiflo'rum 



W94 

 (2 leaves) 



Flofrer heads small, 15- to 30-flowered, few to 

 numerous, in open-branched clusters (panicu- 

 late cymes) 



Flowers white- or cream-colored, all petal-like, 

 squared at tip 



Bracts in a usually 1-rowed, cylindric or bell- 

 shaped series (involucre) around the flower 

 head, about % in. high, linear-lance-shaped,- 

 equal, with a few short ones at base, hairless, 

 minutely downy, or with a few bristly hairs 



Seeds" (achenes) reddish , brown, about ^ 

 in. long, linear-cylindrical, mostly 10-ribbed, 

 squared on top, crowned by a dense tuft of 

 fragile, dull-white bristles (pappus) 



Stems slender, erect, 8 in. to 3 ft. tall, long- 

 hairy below, usually hairless above 



Leaves mostly basal, with entire or only 

 slightly toothed or wavy margins ; lower leaves 

 oblong to reverse-lance-shaped, usually 2 to 6 

 in. long, sparsely beset with long, white hairs 

 especially on veins, narrowed at base to a 

 winged leafstalk; stem leaves alternate, lance- 

 shaped to linear; upper ones much reduced, 

 stalkless 



Roots fibrous, from a rather thick, short root- 

 stock 



