ELAEAGNACEAE 219 



to Ga..— Pennsylvania : Northampton ; Lbhigh ; Bucks ; Lancaster ; 

 Montgomery. 



29. Viola tricolor L,. Pansy. Heart's-Ease. (Man. p. 640 ; I. F. /. 

 25/7. ) Waste places, sparingly escaped. — Pennsylvania : Susquehanna; 

 Northampton; Phii,adei,phia -; Dei<aware, Tinicum. 



30. Viola Rafinesquii Greene. FiEi,D Pansy. (Man. p. 640; I. F./. 

 2SI2. ) Hillsides, Me. to Ga., Mich, and Tex. — Pennsylvania : North- 

 ampton ; Bucks ; Luzerne ; Lancaster ; Perry ; Frankun ; Hunt- 

 ingdon. ••* 



2. CUBELITTM Raf. 



1. Cubelium concolor (Forst. ) Raf. Green Violet. (Man. p. 640; 

 I. F. /. 2S^3-) Moist woods, Ont. to Mich., Gc. and Kans. — Pennsylva- 

 nia : Northampton ; Bucks ; Phii,adeIyPhia ; Dei<aware ; Chester ; 

 Lancaster ; Huntingdon ; Franklin ; Greene ; Allegheny. 



Family 5. PASSIFLORACEAE Dumort. Passion-flower Family. 

 1. PASSIFLORA L. 

 1. Fassiflora lutea L. YELLOw Passion-flower. (Man. p. 641 ; 

 I. F. /. 2Si6.) In thickets. Pa. to Kans., Fla. and La. — Pennsylvania : 

 Lancaster, on Susquehanna ; Allegheny. 



Order 20. OPUNTIALES. 



Family i. CACTACEAE Lindl. Cactus Family. 



1. OPTTNTIA Mill. 



1. Opuntia Opuntia (L. ) Coult. EASTERN Prickly Pear. (Man. 



p. 644 ; I. F. f. 2527- ) In sandy soil, or on rocks, Mass. to Pa. and Fla. 



— Pennsylvania : Lancaster, Peach Bottom ; Monroe, Water Gap. 



Order 21. THYMELEALES. 



Ovule and seed pendulous : plants without scales. Fam. i. Thymeleaceae. 

 Ovule and seed erect ; plants with scales. Fam. 2. Elaeagnaceab. 



Family i. THYMELEACEAE Reichenb. Mezereon Family. 

 1. DIRCA L. 



1. Dirca palustris L. Leather-wood. Moose-wood. (Man. p. 

 646 ; I. F. /. 2^35.) In woods and thickets, N. B. to Minn., Va., Tenn., 

 Mo. and Fla. — Pennsylvania . Northampton ; Bucks ; Chester ; Lan- 

 caster ; BERKS ; Huntingdon ; Somerset ; Fayette ; Crawford ; 

 Erie. 



Family 2. ELAEAGNACEAE Lindl. Oleaster Family. 



1. ELAEAGNUS L. 



Free portion of the hypanthium campanulate. 1. E. angusti/olia. 



Free portion of the hypanthium funnelform. 2. E. argentea. 



1. Elaeagnus angustifolia L. — Locally naturalized in N. Am. Nat. of 

 Eu. and Asia. — Pennsylvania : Chester. 



