ELx\EAGNACEAE 219 



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

 Montgomery. 



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

 2^11. ) Waste places, sparingly escaped. — Pennsylvania : Susquehanna; 

 Northampton ; Philadelphia ; Delaware, Tinicum. 



30. Viola Rafinesquii Greene. Field Pansy. (Man. p. 640 ; I. F. y. 

 2^12.) Hillsides, Me. to Ga., Mich, and Tex. — Pennsylvania : North- 

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

 ingdon. 



2. CUBELIUM Raf. 



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

 I. F. y. 2513.) Moist woods, Ont. to Mich., Go. and Kans. — Pennsylva- 

 nia : Northampton ; Bucks ; Philadelphi.\ ; Delaware ; Chester ; 

 Lancaster ; Huntingdon ; Franklin ; Greene ; Allegheny. 



Family 5. PASSIFLORACEAE Dumort. Passion-flower Family. 

 1. PASSIFLORA L. 

 1. Passiflora lutea L. YELLOW Passion- FLOWER. (Man. p. 641 ; 

 I. F. y. 2^16.) In thickets, Pa. to Kans., Fla. and La. — Pennsylvania: 

 Lancaster, on Susquehanna ; Allegheny. 



Order 20. OPUNTIALES. 



Family i. CACTACEAE Lindl. Cactus Family. 



1. OPUNTLA. Mill. 



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



p. 644 ; I. F. f. 2^2j.) 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. Thymeleaceak. 

 Ovule and seed erect : plants with scales. Fam. 2. Elaeagnaceae. 



Family i. THYMELEACEAE Reichenb. Mezereon Family. 



1. DIRCAL. 

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

 646 ; I. F. /. 2§3^.) In woods and thickets, N. B. to Minn., Va., Tenn., 

 Mo. and Via..— 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. i. E. angustifolia. 



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. 



