COMPOSITAE 333 



13. Helianthus birsutus Raf. Stiff-haired Sunflower. (Man. 

 p. 995 ; I. F./. 3916.) In dry soil, Pa. and Ohio to Wis., south to W. 

 Va., Ga., Kans. a-adi Ttnn.— Pennsylvania : Northampton; Monroe; 

 Allegheny. 



14. Helianthus tuberosua L. JERUSALEM Artichoke. (Man. p. 

 996 ; I. F./. sgig.) In moist soil, N. B. and Ont. to the N. W. Terr., 

 south to Ga., Kans. and Ark. — Pennsylvania . Northampton ; Bucks ; 

 Delaware ; Chester ; I/Ancaster ; Luzerne ; Allegheny. 



32. verbesina l. 



Disk convex : bracts of the involucre closely imbricated, not deflexed. 



Leaves alternate : ray-flowers with white corollas. i. K. Virginica. 



Leaves opposite : ray-flowers with yellow corollas. ■^. V. occidenlalis. 



Disk globular : bracts of the involucre lax, soon deflexed. 3. V. allernifolia. 



1. Verbesina Virginica L. Virginia Crownbeard. (Man. p. 996 ; 

 I. F. /. 3g20.') In dry soil, Pa. to Va., 111. and Kans., south to Fla. and 

 Tex. — Pennsylvania : Franklin. 



2. Verbesina occidentalis (L.) Walt. Small Yellow Crown- 

 beard. (Man. p. 996; I. F. / SP^i-) In dry thickets and on hillsides, 

 Md. and southern Pa. to 111., Fla. and Ga. — Pennsylvania : Bedford. 



3. Verbesina alternifolia (L.) Britton. AcTinomERIS. (Man. p. 997 ; 

 I. F.y. 3924.) In rich soil, N. J. to western N. Y., Iowa, Fla., Kans. and 

 La. — Pennsylvania : Northampton ; Delaware ; Chester ; Lancas- 

 ter ; York ; Franklin ; Huntingdon ; Armstrong ; Allegheny. 



33. COREOPSIS L. 



Ligules of the ray-flowers pink : leaf-blades entire. 1. C. rosea. 



Ligules of the ray-flowers yellow, sometimes brown at the base : leaf-blades, 

 at least some of them, with lateral divisions. 

 Ray-flowers with the ligules brown at the base. 2. C. tinctoria. 



Ray-flowers with the ligules yellow throughout. 

 Leaf-blades mostly with several very small divisions near the base of the 

 large terminal division. 3. C. auriculata. 



Leaf-blades divided into relatively equal divisions. 

 Leaf-blades sessile, the primary divisions again divided into very nar- 

 rowly linear segments. 4- C. verlicillata. 

 Leaf-blades petioled, the primary divisions entire. 5. C.tripteris. 



1. Coreopsis rosea Nutt. Small Rose Tickseed. (Man. p. 998 ; 

 I. V.f. 3925-) In open swamps, eastern Mass. to Ga., near the coast. — 

 Pennsylvania : Bucks, Bristol. 



2. Coreopsis tinctoria Nutt. Garden Tickseed. (Man. p. 998 ; I. 

 F. f.3927.) In moist soil, Minn, to the N. W. Terr., south to Neb., 

 La. and Ariz. Naturalized eastward. — Pennsylvania : Northampton. 



3. Coreopsis auriculata L. Running Tickseed. (Man. p. 999; I. 

 'B.f.393S.) In woods, Va. to Ky., south to Fla. and La. — P 

 Philadelphia, Bartram's Garden. 



