GENTIANACEAE 503 



Introduced locally as a weed in N. J., apparently not elsewhere. 

 C. Cenlanrium (L.) W. F. Wight, has been reported from the range as a very rare waif. 



2. Sabbatia Adans. 



Flowers normally 4-5-parted, sometimes 6-7 parted. 

 Branches opposite. 



Style 2-parted to below the middle; flowers white. 1. 5. lanceolala. 



Style 2-cleft to about the middle; flowers normally pink. 2. 5. annularis. 

 Branches alternate. 



Calyx shorter than the corolla; leaves narrowed at the base. 3. 5. slellaris. 

 Calyx-segments filiform, as long as the corolla; leaves 



broad at the base. 4- -5. campanulata. 



Flowers normally 8-12 parted, 3.5-6 cm. broad. 5. 5. dodecandra. 



i. S. lanceolata (Walt.) T. & G. In pine-barren swamps: N. J. 

 to Fla. 



Common throughout the pine-barrens and locally in Cape May 

 Co., N. J. 



Tertiary, common on Beacon Hill, rare elsewhere : "Cretaceous, 

 o : Older Formations, o. i68-22odays. About sea-level. 



2. S. angularis (L.) Pursh. In rich soil: N. Y. and Pa. to Ont. 



and Mich., south to Fla., Ind. Terr, and La. 



N. Y. On L. I. and S. I. and up the Hudson Valley to Westchester 



Co., unknown northward. 

 N. J. Bergen, Hudson, Morris, Essex, Somerset and Mercer 



counties, decreasing southward, but unknown in the pine-barrens. 

 Pa. Northampton, Bucks, Montgomery, Delaware and Chester 



counties. 



Tertiary, unknown on Beacon Hill, rare elsewhere: Cretaceous, 

 common: Older Formations, scattered. 169-220 days. About sea 

 level. 



3. S. stellaris Pursh. In salt meadows: Me. to Fla. 



Very common in all our salt marshes within the influence of the 

 tides. A white-flowered form is sometimes found. 



4. S. campanulata (L.) Torrey. In salt marshes and along 



brackish rivers, rarely in fresh-water swamps: Mass. to Fla. 



and La. Also in Cuba. 



N. Y. Common along the south side of L. I.; along the bay side 



of S. I.; apparently unknown elsewhere. 

 N. J. Common along the coast; also at Burlington on the Delaware 



River; unknown elsewhere. 



