DROSERACEAE 351 



SARRACENIACEAE 



i. Sarracenia [Tourn.] L. 



I. S. purpurea L. In peat bogs, particularly in sphagnum: Lab. 



to the Canadian Rockies, south to Fla., Ky. and Minn. 



Common throughout the area in edaphically favorable situations 



except on the unglaciated portion of the Piedmont Plateau, there 



rare or wanting.* 



5. purpurea heterophylla (Eaton) Torr. has so far been collected 



only in New Jersey, one station near Forked River and the other 



at " Cedar Swamp," a locality long since destroyed; otherwise 



unknown from the range and perhaps a mere form. 



DROSERACEAE 

 i. Drosera L. 



Blade of the leaf orbicular, or wider than long; petals white. I. D. rotundifolia. 



Blade of the leaf linear, or longer than wide. 



Leaves linear or spatulate, with a distinct petiole; petals white. 2. D. intermedia. 



Leaves filiform, much elongated, with no distinct petiole; petals 



purple. 3- D.filiformis. 



1. D. rotundifolia L. In bogs or wet sand: Lab. to Alask., Fla. 



and Ala., and in the Sierra Nevada to Cal. 



Throughout the range in edaphically favorable places. 



2. D. intermedia Hayne (D. longifolia of Auct. not of L.). In 



bogs: Newf. to Arctic Am. to Br. Col. and Sask., south to 

 Fla. and Cal. 



Throughout our area, in edaphically favorable places, except 

 on the unglaciated part of the Piedmont Plateau, there rare or 

 wanting.* 



3. D. filiformis Raf. In wet sand: Cape Cod to Fla. 



N. Y. Not uncommon on eastern L. I. 



N. J. Confined to the coastal plain and predominately a pine- 

 barren species, rare in the region surrounding the barrens. 

 Tertiary, common: Cretaceous, rare: Older Formations, not 

 known, except on the north of side L. I. Not north of the mo- 

 raine, except perhaps on the north shore of L. I. and then very 

 near it. 



* See Introduction paragraph 7. 



