CICHOEIACEAE 1321 



peduncled or sessile and often clustered. Involucres herbaceous: bracts in 2 series, 

 the outer more or less spreading, the inner erect. Eeceptacle flat, naked or sparingly 

 fimbrillate. Ligules narrow, toothed and truncate at the apex. Anthers sagittate at 

 the base. Stigmas slender, rather obtuse. Achenes short, 5-ribbed or 5-angled, 

 beakless, more or less completely enclosed by the inner bracts of the involucre. 

 Pappus of 2 or 3 rows of short scales. 



1. Cichorium Intybus L. Tap-root tough, elongated. Foliage hirsute or his- 



pidulous at least below: stems erect, 3-15 dm. tall, rigidly branched: leaf -blades 



various; basal spreading, usually runcinate, 1-2 dm. long; those of the stem oblong 



to lanceolate, entire, coarsely toothed or pinnatifid: involucres about 1 cm. long; 



bracts lanceolate to linear-lanceolate, glandular-ciliate above: heads sky-blue or 



white, 2.5-4 cm. broad, closing by noon: achenes slightly enlarged upward, 2-2.5 mm. 



long, minutely wrinkled. 



In waste places, fields or on roadsides, Nova Scotia to Minnesota, Nebraska and Florida. 

 Summer and fall. Chicory. Wild Succokt. 



