SALICACEAE. 117 



(Mae.). Bucks— Sellers ville (Fr.). Delaware — Upper Darby, cultivated 

 (B. Sm.). Chester— (P.). Lancaster— (P.). Northampton— (P.). 



New Jersey— Common. 

 4a. Salix alba vitellina (L.) Koch. M. p. 314. Moist soil. Spring. . 



Philadelphia— Byberry, Mart. (B.C.). Chester— Valley Forge (Cr.). 



New Castle — Rockland, Brinkle 's. 



5. Salix Babylonica L. Weeping Willow: M. p. 314. In cultivation. 



Spring. 



6. Salix cordata Muhl. M. p. 314. Wet soil. Spring. 



Bucks — Near Point Pleasant (Fr.). Delaware — Tinicum (Fu.) (B. 

 Sm.), Folsom (Ws.). Chester— (P.) . Lancaster— (P.). Northampton— 

 (P.). Dauphin— (P.). 

 New Jersey— Frequent (C). 



New Castle— Delaware Junction, Bockland, Commons, Tatnall, Canby; 

 Townsend. 

 6a. Salix cordata angustata (Pursh.) Anders. M. p. 314. Wet soil. 

 Spring. 

 Lancaster— (P.). 



7. Salix myrtilloides L. M. p. 316. Bogs. Spring. 



Lancaster — (P.). 



8. Salix fluviatilis Nutt. M. p. 316. Along streams. Spring. 



Bucks— Island of Delaware (Fr.). Lancaster— (P.). Northampton — 

 Easton, Porter (B. C). Dauphin— (P.). 

 New Castle— Hamburg Cove. 



9. Salix petiolaris J. E. Smith. M. p. 316. Swamps. Spring. 



Bucks — Near Sellersville (Fr.). Delaware — Middletown (B. Sm.)., 

 Chester— Frazier (Pr.). Lancaster— (P.). 

 pamden— Kaighn's Point (C). Gloucester— Swedesboro (Li.). 



10. Salix discolor Muhl. M. p. 316. Swamps and moist hillsides. Early 



spring. 



Philadelphia — Stenton (Br), Shawmont (Le.). Bucks — Bock Hill 

 (Fr.) (Mac). Delaware— Concord (W. Tr.). Chester— (P.). Lancaster 

 -(P.). 



New Jersey— Common (C). 



New Castle— Frequent. 



11. Salix Bebbiana Sarg. M. p. 317. Moist or dry soil. Spring. 



Bucks — Perkasie (Fr.). Delaware — Wawa (Fu.), Folsom (Ws.). 

 Lehigh— Laurel Hill (Kr.). NortJiampton— Pen Argyl (He.) (Li.). 



12. Salix humilis Marsh. M. p. 317. Dry soil. Spring. 



Bucks— Near Sellersville (Fr.). Delaware— Haverford, Ridley Creek 

 (Fu.), road above Llanerch (B. Sm.). Lancaster— (P.). Northampton 

 -(P.). 



New Jersey — Common. 



13. Salix tristis Ait. M. p. 318. Dry soil. Early spring. 



Philadelphia— West Philadelphia, MacElwee (IT. C. S.). Bucks— Argus, 

 Rock Hill (Fr.). Delaware— Barrens of Middletown, Chrome Run (B. 

 Sm.), Concord (W. Tr.). Chester— (P.). Lancaster— (P.). 



