PLANTS OF ILLINOIS. 



23 



tripteris, L. 



Open, dry woods. Common. 



aristosa, Michx. 



Low grounds. Frequent. 



var. niutica, Gray. 



With the typical form. Scarce. 



trichosperma, Michx. 



Low grounds. Mc Henry county, Vasey ; near 

 Chicago, Babcock : Fulton county, Wolf. 



Scarce. 



LEPTOPODA 



brachypoda, T. & G. 



<J. & S. 



discoidea, T. & G. 



C. & S. 



Frequent in Mississippi bottoms in Henderson 

 county : Pulaski, Vasey. Rare. 



BIDENS 



frondosa, L. 



Common. 



Low grounds. 



coimata, Muhl. 



Low grounds. Common. 



Var. comosa is common a'.ong the Mississij)pi 

 about Oquawka. 



cernua, L. N. 



Wet places. Peoria and Henderson counties, 

 and northward. 



chrysanthemoides, Michx. 



Banks of streams. Common. 



Beckii, Torr. 



Illinois — Gray's Manual. 



l)i])innata, L. C. & S. 



In dry soil. Menard county, Hall : and south- 

 ward. 



YERBESIXA 



Siegesbeckia, Michx. S. 



Banks of the Ohio, Vasey. 



VirgiDica, L. 



Illinois — Gray's Manual. 

 DYSODIA 



chrysanthemoides, Lag. 



Roadsides and waste places. Common. 

 HYMEXOPAPPUS 



scabiosa?us, L'Her. 



Barrens of Mason county, Mead, Hall. 

 ACTIXELLA 



scaposa, Nutt., var. glabra. Gray. 



On an Indian mound at Joliet, Will county. Dr. 

 Scammon, W. Boott, in Gray's Manual. 



HELEXIFM 



autumnale, L. 



Banks of streams. 



Common. 



Barrens of Hancock county, Mead ; and south- 

 ward. 



MARUTA 



Cotula, DC. 



Roadsides, <tc. Common. 

 ACHILLEA 



Millefolium, L. 



Prairies and barrens. Common. 

 L E U C A NTH B MUM 



va J gave, Lam,. 



Chicago, Babcock : Kankakee, Hill : once found 

 at Peoria, Brendel: Cass county, Mead. Rare. 



MATRICARIA 



discoidea, DC. W. 



Opposite St. Louis, Engelmann. 

 TAXACETFM 



vidgare, L. 



Sparingly escaped from gardens to roadsides. 

 ARTEMISIA 



dracunculoides, Pursh. 



Near Dixon, Lee county, Vasey. 



caudata, Michx. 



Sandy prairies and barrens. Common. 



Lrtdoviciana, Nutt. N. 



Henderson county : Peoria, Brendel : and north- 

 ward. 



serrata, Nutt. N. 



'•Stem tall and herbaceous, leaves lanceolate, 

 acuminate at either extremity, margin serrate, 

 upper side smooth, under tomeutose and white : 

 fis. paniculate, partly glomerate, erect : calyx 

 small cylindric-ovate, and nearly smooth. Stem 

 5 or 6 feet high : fls. very small : leaves 6 to S 

 inches long and an inch wide, sharply but not 

 very regularly serrate. Hab. : Near the Prairie 

 du Chier., on the banks of the Mississippi, also 

 on the bnnks of the Missouri, in open alluvial 

 soil." — Nutt. Uexkra, II, 112. 



Winnebago coun'y, Bebb : McHenry, Vasey. 



biennis, Willd. 



Low grounds, especially by roadsides. 



Common. 



GNAPHALIUM 



polycephalum, Michx. 



Dry woods, &c. Common. 



purpureum, L. 



McHenry county, Vasey : Fulton, Wolf : Peoria, 

 (only on?e found). Brendel : Wabash. Schneck. 



