318 COMPOSITAE 



21. Solidago Canadensis L. Canada Goldenrod. (Man. p. 940; 

 I. F. /. 370S.) Usually in dry soil, N. B. to the N. W. Terr, and B. C, 

 south to Fla. and hx\z.— Pennsylvania : Northampton; Bucks ; Dela- 

 ware ; Chester; Lancaster; Franklin; Susquehanna; Erie; 

 Allegheny. 



21a. S. Canadensis glabrata Porter. (jNIan. p. 940.) Lancaster, 

 Tucquan ; Lebanon, Penryn ; LuzERNE, Lily Lake. 



21b. S. Canadensis scabriuscula Porter. (Man. p. 940) North- 

 ampton ; Lancaster. 



22. Solidago nemoralis Ait. Gray or Field Goldenrod. (Man. 

 p. 940 ; I. F. /. 37og.) In dry soil, Quebec to the N. W. Terr., Fla. and 

 T^s..— Pennsylvania : Northampton ; Bucks ; Montgomery ; Dela- 

 ware ; Chester ; Lancaster ; Franklin ; Susquehanna ; Mon- 

 tour ; Huntingdon ; Allegheny. 



23. Solidago rigida L. STIFF Goldenrod. (Man. p. 941 ; I. F. /. 

 3713.) In dry soil, Ont. to the N. W. Terr., south to Ga., Tex. and Colo. 

 —Pennsylvania: Northampton; Bucks; Chester; Huntingdon; 

 Centre ; Erie. 



9. EUTHAMIA Nutt. 



Leaf-blades manifestly 3-5-ribbed : ray-flowers 12-30. i. E. ^raininifolia. 



Leaf-blades i-ribbed : ray-flowers 5-8. 2. E. Caroliniana. 



1. Euthamia graminifolia (L. ) Nutl. Bushy Goldenrod. (Man. p. 

 942 ; I. F. f. 371S.) In moist soil and fields, N. B. to the N. W. Terr., 

 Fla., Neb. and Kans. — Pennsylvania : Monroe; Northampton; Sus- 

 quehanna ; Delaware ; Chester ; Lancaster ; Franklin ; Erie ; 

 Allegheny. 



2. Euthamia Caroliniana (L.) Greene. Slender Fr.\grant Gold- 

 enrod. (Man. p. 942 ; I. F. f. 3720.) In dry sandy soil, eastern Mass. 

 to 111., Fla., La. and Tex., mainly near the coast. — Pcnnsylva?iia : Bucks, 

 Bristol ; Montgomery ; Del.a.ware. 



10. BELLIS L. 

 1. Bellis perennis L. European or Garden Daisy. (Man. p. 943 ; 

 I. F. /. 3724.) In waste places, southern N. Y. and eastern Pa. to N. S. 

 and Ont. Fugitive from Eu. Native also of Asia. Nat. in Calif, and B. 

 C. — Pennsylvania : Northampton. 



11. BOLTONIA L'Her. 

 1. Boltonia asteroides (L. ) L'Her. Aster-LIKE BolTonia. (Man. 

 p. 945 ; 1. F. /. 372g.) In moist soil, N. J. to Fla., west to Minn., Neb. 

 and La. — Pennsylvania : Dauphin ; Lancaster; York, on the Susque- 

 hanna. 



12. SERICOCARPUS Nees. 

 Leaf-blades toothed, those of the upper cauline leaves oblong-, elliptic to ovate. 



1. .S. asteroides. 

 Leaf-blades entire, those of the upper cauline leaves linear or nearly so. 



2. .S\ linifolius. 



