The Flora of the Cayuga Lake Basin 427 



37. Lapsana L. 

 1. L. communis L. Nipple-wort. 



A weed by roadsides, in rich, somewhat calcareous, soils ; scarce. July- Aug. 



Amphitheater, Six Mile Creek; Humboldt St., near Coy Glen; wood road in 

 Coy Glen; corner of Central and South Aves., and near Landscape Art Building, C. 

 U. campus ; above the " Loop," Cornell Heights ; Stewart Park ; Taughannock Point. 

 Of recent introduction. First reported in 1913. 



Que. to Mich., southw. to Pa. Naturalized from Eu. 



38. Cichorium (Tourn.) L. 

 1. C. Intybus L. Chicory. Succory. Blue Sailors. 



Gravelly roadsides, fields, and waste places ; common. July-Aug. 



Not common in sandy acid soils, otherwise generally distributed throughout the 

 basin ; very abundant near Dryden Lake, near Romulus, and at Farley Point. The 

 plant has increased in frequency in recent years. 



Newf. to Minn, and Wash., southw. to Fla., Kans., Colo., and Calif. Naturalized 

 from Eu. 



39. Hypochaeris L. 

 1. H. radicata L. Cat's-ear. 



Rich cultivated fields and lawns, in rather light soil; rare. July-Sept. 



Three miles n. of Slaterville, 1919 (K. M. W ., A. J. E., & L. F. Randolph) ; lawn 

 of the Agricultural College, 1917 (A. Gershoy), still persisting; Eames lawn, Cayuga 

 Heights, 1923; lawn, n. end of Highland Road, Cayuga Heights, 1925 (IV. C. Muen- 

 schcr). Of recent introduction. 



Newf. to Ohio, southw. to N. J. and Pa., also Colo, and the Pacific coast. Adven- 

 tive from Eu. 



40. Apargia Scop. 



1. A. automnale (L.) Hoffm. (Lcontodon autumnalis of Gray's Man., ed. 7.) 

 Fall Dandelion. 



Roadsides and fields, in light acid or neutral soils ; rare. Aug.-Sept. 



Roadside on hilltop w. of West Danby, 1919 (A. J. E., K. M. IV., & L. F. Ran- 

 dolph) ; e. of Bull Hill, Newfield, 1924. Of recent introduction. 



Newf. to Mich., southw. to Pa. and Ohio. Naturalized fmm Eu. 



Mackenzie (Rhodora 27:47. 1925) has shown that the name Lcontodon is a 

 synonym of Taraxacum. 



41. Picris L. 

 1. P. hieracioides L. 



Cultivated fields, in gravelly soil; rare. July-Sept. 

 Near Slaterville Swamp, 1919. 



N. J. and N. Y. to 111., southw. to Pa., and in ballast about the seaports. Adven- 

 tive from Eurasia. 



42. Tragopogon (Tourn.) L. 



a. Flowers yellow ; peduncle little thickened. 1. T. pratensis 



a. Flowers purple ; peduncle thickened at summit. 2. T. porrifolius 



1. T. pratensis L. Goat's Beard. 



A weed along roadsides and railroad embankments in the richer gravelly soils; 

 frequent, and generally distributed. June-July. 

 N. B. and N. S. to Man., southw. to N. J., Ohio, and Colo. Naturalized from Eu. 



