TAXACEAE 75 



Leaves straight or nearly so, not saccate, divaricate, 10-15 mm. 



long; a tree or usually a shrub. 2. J. communis. 



Leaves prominently curved and saccate at the base, somewhat 



appressed, 7-12 mm. long; always a shrub 1-1.5 m. high. 3. J", sibirica. 



i. J. virginiana L. In poor or somewhat sterile soil, often in 

 rocky situations: Nova Scotia to Ont. and S. Dak., south to 

 Fla., Ala. and Tex. 

 Conn. Throughout. 



N. Y. Throughout, decreasing south of the moraine on L. I. 

 N. J. Rare and local in the pine-barrens, increasing northward. 

 Pa. Monroe, Northampton, Montgomery and Chester counties. 

 Tertiary, rare: Cretaceous, common: Older Formations, ubiqui- 

 tous. 1 1 7-220 days. Sealevel-2,50oft. 



2. J. communis L. Greenland and Alaska to Pa., Neb. and New 



Mex. Also in Europe and Asia. 



Conn. New London, Hartford and Litchfield counties, increasing 



northwestward. 

 N. Y. Unknown on L. I. and S. I. Rare in the south, increasing 



northward. 

 N. J. Rare or wanting in the pine-barrens, increasing but local 



northward. 

 Pa. Monroe to Chester and Delaware counties. 



Tertiary, perhaps wanting on Beacon Hill, rare elsewhere: 

 Cretaceous, not common: Older Formations, increasing northward. 

 123-204 days. Sea level-1,800 ft. 



3. J. sibirica Burgs. (/. nana of Britton's manual in part.) Lab. 



to Conn, and N. Y., westward to the Great Lakes, Colo, and 

 Utah. 



Conn. Fairfield and New Haven counties. 



N. Y. L. I. and up the Hudson Valley to Dutchess Co. 



Tertiary, o: Cretaceous, o: Older Formations, more common. 

 169-210 days. Sea level-1,000 ft. 



The reported occurrence of Taxodium dislichum (L.) L. C. Richard, in New Jersey 

 as a wild plant has not been satisfactorily established. 



TAXACEAE 



1. Taxus [Tourn.] L. 



1. T. canadensis Marsh. In rocky situations: Newf. to Mani- 

 toba, N. J., Va. and Iowa. 



