254 FLOBA OF PHILADELPHIA. 



New Castle — Greenbank, Covimons; Brandywine, Tatnall; Stanton. 



4. Fraxinus Pennsylvanica Marsh. Bed Ash. M. p. 725. Low grounds. 



Spring, 



Philadelphia— Byherr J, Mart. (B. C). J5mcA^s— Near Sellers ville (Fr.), 

 Argus (Ke.). Mo7\tgomery — Schwenksville (Cr.). Delaware — Valley of 

 Darby Creek (B. Sm.), Concord (W. Tr.). Chester — Brandywine Creek 

 (Sch.). Lancaster^ {^.). Northampton — (P.). 



Gloucester— Pqxiti's Grove (C), Mickleton (He.), Swedesboro (Li.). 



New Castle— Along Brandywine. Frequent. 



5. Fraxinus Darlingtonii Britton. M. p. 725. Woods. Spring. 



Chester — Along the Brandywine (Fl. Cest.). 



6. Fraxinus quadrangulata Michx. Blue Ash. M. p. 725. Cultivated. 



Spring. 



7. Fraxinus nigra Marsh. Black Ash. M. p. 725. Swamps and wet 



banks. Spring. 



Philadelphia— 'ByhexTj, Mart. (B. C), Wissahiekon (Me.). Bucks — 

 Near Sellersville (Fr.). Delaware— YaWey of Darby Creek (B. 8m.), 

 Concord (W. Tr.), north from Overbrook (VP.). 



Gloucester — Near Swedesboro (Li.). Monmouth — Freehold (C). Hun- 

 terdon — Rosemont, Pittstown (C). 



New Castle — Brandywine Creek, Red Clay Creek, Carcroft. Rare. 



3. CHIONANTHUS L. 

 1. Chionanthus Virginica L. Fringe-tree. M. p. 726. Moist thickets. 

 Spring. 

 Philadelphia— Bartrsxa's Garden (Ha.), Schuylkill (Sch.). Chester — 

 Along the Brandywine (P.). Lancaster — York Furnace (Cr.) (Li.). 



Gloucester — Raccoon Creek above Swedesboro (Li.). Cumberland — 

 Bridgeton, Millville (C), South Vineland (Je.). Atlantic — Buena 



Vista (C). 



New Castle— Freqaent. 



4. LIGUSTRUM L. 

 1. Ligustrum vulgare L. Privet. M. p. 726. Escaped from cultivation. 

 Early summer. 



Family 2. LOGANIACEAE Dumort. Logania Family. 



1. POLYPREMUM L. 

 1. PoLYPREMUM PROCUMBENS L. M. p. 728. Dry, sandy soil. Summer. 

 Philadelphia— Old Navy Yard, Dr. Geo. Smith (Fu.). 

 Camden — Lindenwold (VP.). 



Family 3. GENTIANACEAE Dumort. Gentian Family. 



Leaves normal; corolla-lobes convolute in the bud. 



Style filiform ; anthers usually twisting or recurving when old. 



Corolla salverform. 1. Erythraea. 



Corolla rotate. 2. Sabbatia. 



