MALACEAE 387 



Leaves concave 3-7.5 cm. 



long. 26. C. Pringlei. 



Leaves flat, 3-10 cm. long. 27. C. coccinea. 

 Leaves on vegetative shoots 



cordate. 28. C. albicans. 



Mature leaves tomentose above. 29. C. Arnoldiana. 



i. C. Phaenopyrum (L.) Medic. Along streams: Va. to Ga. and 

 Ala., north in the Miss. Valley to S. 111., Mo. Naturalized 

 in S. N. J. and Pa. Not common. 



Rare as an escaped plant in our area; commonly cultivated. 



2. C. uniflora Moench. In sandy soil: L. I. to Fla., west to 



W. Va., Mo. and Tex. 



N. Y. Common along the south side of L. I.; on S. I.; otherwise 

 unknown. 



N. J. Rare in Warren, Hunterdon, Somerset and Bergen counties, 

 increasing and common southward, particularly in the pine- 

 barrens. 



Pa. Northampton, Montgomery, Berks, Bucks, Philadelphia, 

 Delaware and Chester counties. 



3. C. monogyna Jacq. (C. oxyacantha of Am. Auct). Sparingly 



escaped to roadsides and thickets from cultivation. Native 

 of Europe and Asia. 



Not very common as an escaped plant in our area. 



4. C. Crus-galli L. In sandy soil: Saratoga, N. Y., west through 



Ont. to E. Kan., south to W. Conn, and Ga. 



Conn. Not very common along the coast and up the valley of the 

 Connecticut River, rare elsewhere. 



N. Y. Throughout but rare on L. I.; S. I. and the lower Hudson 

 Valley. 



N. J. Not common in and near the pine-barrens, increasing north- 

 ward. 



Pa. Bucks, Montgomery, Berks, Philadelphia, Delaware and 

 Chester counties. 



5. C. Canbyi Sargent. Occasional in E. Pa. and Md. 



Pa. Philadelphia, Delaware and Chester counties. 



6. C. cuneiformis (Marsh.) Eggleston (C. pausiaca Ashe). 



Western N. Y., Pa. and N. J. to S. W. Va., west to Central 111. 



N. J. Red Bank, Gloucester Co. 



Pa. Bucks, Delaware and Chester counties. 



