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COMPOSITAE (COMPOSITE FAMILY) 



KRIGIA 



Small herbs, branched from the base, with chiefly- radical leaves, 

 and small heads terminating naked scapes or branches. Heads 

 several to many-flowered, with yellow rays. In- 

 volucre bracts in about 2 rows, thin. Achenes 

 short and truncate, terete or angled; pappus 

 double, the outer of thin scales, the inner of deli- 

 cate bristles. 



Krigia 

 amplexicaulis. 



K. virginica, Dwarf Dandelion. Scapes 

 up to 3 dm. high, becoming branched and leafy ; 

 leaves roundish 

 and entire, the 

 others narrow 

 and often pin- _^ 



natifid ; bracts ,:^^^/0: 

 of involucre 9- 

 18, reflexed in" 



several, 

 earlier 



age ; achenes 5- 

 angled; pappus of 5-7 short 

 scales and as many alternating 

 bristles. Dry ground. April to 

 August. 



K. amplexicaulis, Cynthia. 

 Stem up to 6 dm. high; stem- 

 leaves 1-3, oblong or oval, clasp- 

 ing, mostly entire; the radical 

 ones on short winged petioles, 

 often toothed; bracts of in- 

 volucre as in the last; achenes 

 more slender; pappus of 10-15 

 small scales and 15-20 bristles. 

 Moist banks. May to August. 



TARAXACUM 



Taraxacum officinale. Dandelion. 



Herbs with pinnatifid or 

 runcinate radical leaves, and a large solitary head on a slender 

 hollow scape. Heads many-flowered, with yellow rays. Involucre 

 double, the outer of short bracts, the inner of long, linear, erect 

 bracts. Achenes oblong-ovate to fusiform, 4-5 ribbed, the apex 



