1020 CICHORIACEAE 



Krigia amplexicauUs Nutt. :Moist woods: Ont.—Ga.— Colo.— Man. Plain — 

 Submont. 



8. CICHORIUM (Tourn.) L. Chicory. 



Herbs with stifif branching stems and mostly basal leaves, the stem-leaves 

 reduced and bract-like. Involucres cyUndraceoiis; bracts in 2 series, the outer 

 somewhat spreading, the inner erect and partly enfolding the achenes at the base. 

 Flowers blue, rose, or pink. Achenes 5-angled, truncate and beakless at the 

 apex. Pappus of 1-3 series of short blunt squamellae. 



■ 1^' I*'' ^.^.^ybus L. Perennial, with a taproot; stems slightly hispid, 3-10 dm. 

 high; basal leaves spreading, runcinate-pinnatifid, spatulate in outUne, 7-15 cm. 

 long; stem-leaves smaller, lanceolate or oblong, lobed or entire, clasping and 

 auricled at the base; heads numerous, 1-4. together in sessile clusters; bracts 

 proper about 8, glandular-ciliate. Roadsides, fields, and waste places: N.S.— 

 N.C.— Calif.— B.C.; nat. from Eu. Plain—Sub mont. Jl-S. 



9. UROPAPPUS Xutt. 



Acaulescent annuals. Leaves basal, narrow. Involucres narrowly turbin^ 

 ate; bracts nearly equal, subtended by a calyculum of small ones. Flowers 

 yellow; ligules short. Achenes fusiform, produced into a beak. Pappus of 5 

 scarious squamellae, 2-cleft at the apex, with an awn between the lobes. 



1-2 times a^ long as the short pappiis-squaraeUae. 1. U. macrochactus 



scarcely half as long as the long pappus-squamellae. 2. U, linearifolius , 



1. U. macrochaetus (A. Gray) Greene. Leaves mostlv near the base, 

 imear, entire, smuately and saliently toothed or lobed; peduncles 2-4 dm long- 

 mvolucres narrowly turbmate, 15-^20 mm. high; squamellae lanceolate, about 

 /mm. long, cleft to the middle; awns 6-7 mm. long. Microseris macrochaeta A. 

 Gray. Meadows: Ore.— Ida.— s Calif. Son. Ap-My. 



2. U. linearifolius (DC.) Nutt. Leaves near the base, somewhat pubescent 



when young, narrowly linear, entire or with divaricate linear lobes; peduncles 



1-d dm. long usually thickened obove; involucres turbmate, 18-25 mm high" 



bracts linear-lanceolate, acuminate, the outer about half as long as the inner - 



squamcUae 7-9 mm. long, linear-lanceolate, notched at the apex; awns 3-4 



mm. long. M. hnearifolia A. Gray. Lowgi'ound: Ida.— N.M.— Calif.— Wash. 

 joott. Mr-Je. 



10. NOTHOCALAIS (A. Gray) Greene. 



Acaulescent perennial, of the habit of Agoseris, with narrow, entire or pinna- 

 tifid leaves Involucres oblong-campanulate; bracts in 2-3 series, nearly equal, 

 without calyculum Receptacle naked. Flowers yellow. Achenes attenuate- 

 fusiform, , beaked. Pappus of 20^30 narrow hnear-lanceolate, in one species 

 nearly bristle-like, squamellae tapering into an a\vTi. 



Bracts linear-lanceolate, scarcely spotted 



Pappus distinctly paleaceous, of narrow squameUae gradually attenuate 



Awns 

 Awns 



unu 



troximoides 



3. N. nigrescens. 



unduUi^ ZZ^^, . ^^^- u^'^ P'^^^'l- ^^^^*^« narrowly linear-lanceolate, 

 ahont 9 .^m S k' 'f ^^ P^^f^]^nt when young, 1-3 dm. high; involucres 

 ?he mSrT ■ ^rf^ ,ol?' .f''''"T^^ linear-lanceolate, somewhat pu?pie-tinged on 

 IftP^^ltP ^.£« 11^ attenuate; pappus of 20 25, narrowly linear-lanceolate 

 attenuate scales Microsem troximoides A. Gray. Woode/ hills and plains: 

 Mont.— Utah— Calif.— Wash. PlamSubmont. Ap-Je. 



2. N. cuspidata (Pursh) Greene. Leaves somewhat elaucesrent linear- 

 lanceolate caudately attenuate, more or less wavy^viUousiorentX^^^ on the 



