302 CICHORIACEAE 



Disk or corollas yellow, orange or red. ii. Hieracium. 



Disk or corollas pale, cream-colored or purple. 12. Nabalus. 



1. CICHORIUM L. 



1. Cichorium Intybus L. Chicory. (Man. p. 891; I. F. / SS-fJ.) 

 Roadsides and waste places, N. S. to Miun., N. C, Neb. and Kans. — 

 Pennsylvania : Northampton ; Bucks ; Delaware ; Chester ; Lan- 

 caster ; Luzerne ; Franklin ; Huntingdon ; Centre ; Venango : 

 Allegheny. 



la. C. Intybus divaricatum DC. (Man. p. 891.) — Northampton. 



2. LAPS AN A L. 

 1. Lapsana communia L. Nipplewort. (Man. p. 891; I. F. 

 y. 3^14. ) Along roadsides and in waste places, Quebec and Ont. to 

 N. J. and Pa. Also on the Pacific Coast. Nat. from Eu. — Pennsylvania : 

 Northampton, Easton ; Lancaster. 



3. ADOPOGON Neck. 



Scapes branched above, the first node with a conspicuous bract. 



I A. Virginicum. 

 Scapes simple, naked. 2. A. Carolinianuni. 



1. Adopogon Virginicum ( L- ) Kuntze. Virginia Goat's-beard. 

 (Man. p. 892; I. F. y. 3516.') In moist woods and meadows, Mass. to 

 southern Ont. and Man., Ga., Ky., Mo. and Kans. — Pennsylvania: 

 Monroe; Northampton; Bucks; Delaware; Chester; Berks; 

 Schuylkill ; Lancaster ; Columbia ; Franklin ; Allegheny. 



2. Adopogon Carolinianum (Walt.) Britton. Carolin.a. Dwarf 

 Dandelion. (Man. p. 892; I. V. f. 3519.) In dry, sandy soil, Me. to 

 Out., Minn., Fla. and Tex. — Petinsylvania : Monroe; North.\mpton ; 

 Bucks; Delaware; Chester; Schuylkill; Philadelphia. 



4. PICRIS L. 

 1. Picris hieracioides L. Hawkweed Picris. (Man. p. S94 ; L F. /. 

 3524.) In waste places, 111., Pa., N. J. and in ballast about the sea- 

 ports. Adv. from Eu. Native also of Asia. — Pennsylvania : Monroe, 

 Stroudsberg ; Northampton, Seidersville. 



5. LEONTODON L. 



Pappus single : scape branched : head before anthesis erect. 



1. L. aidumnale. 

 Pappus double : scape simple : head before anthesis drooping. 



2. L. nudicaule. 



1. Leontodon autumnale L. Fall Dandelion. (Man. p. S93 ; I. 

 F. f. 3322.) In fields and along roadsides, Newf. and Ont. to N. J., Pa. 

 and Ohio. Nat. from Eu. Native also of Asia. — Pennsylvania: Phila- 

 delphia, on and about ballast. 



2. Leontodon nudicaule (L. ) Porter. Rough H.\.wkbit. (Man. p. 

 893; I. '^ . f- 3523.) In ballast and waste places about the eastern and 

 western seaports. Adv. from Eu. — Pennsylvania: North.\mpTON, 

 Seidersville. 



