No. 50.] 
149 
Lappa, Tourn. 
§ major, GcRrt. Arctium lappa, var. L. A. lappa, Willd, Com- 
mon Burdock . Old fields, &c . July-Sept . 
CiCHORIUM, L. 
^ intybus, L, Chicory, Wild Succory . Fields, &c. August. 
Cynthia, D. Don . 
virginica, Don, Troximon virginicum, Pursh, Dry sandy soils . 
May-July. 
Krigia, Schreh. 
virginica, Willd. Woods and fields . May- June . 
Lactuca, Tourn. Lettuce . 
elongata, MuM. L. canadensis, L.? Thickets and borders of 
woods . July . 
integrifolia, Bigel. Hill sides, &c . July . 
Taraxacum, Hall. 
§ dens-leonis, Desf. Leontodon taraxacum, L. Dandelion . Pas- 
tures, road sides, &c. March-November. 
SoNCHUs, L., Cass. Sow Thistle. 
§ oleraceus, L. Old fields and cultivated grounds. August-Sept. 
^ palustris, L. New-York . Muhlenberg . 
HiERACiuM, L. Hawk-weed. 
venosum, L. H. Gronovii, L. in part. Dry open wojds, &c. 
May-June . 
Gronovii, L. in part. ; Michx. /3. Woods and meadows . August- 
September . 
Var. marianum. H. marianum, T4^i7/(i. Woods. August, 
canadensis, Michx. H. virgatum and? fasciculatum, Pursh. H. 
Kalmii, Torr. comp., Beck, <^c.; not of Linn. 
Highlands of New-York, and in the western parts 
of the State, 
paniculatum, L. Dry woods . August . 
Nabalus, Cass. 
altissimus. Hook. N. alatus, Hook. Prenanthes altissima, L. 
albus, Hook. Prenanthes alba, L. Dry woods, &c . August- 
September . 
