SCROPHUIvARIACEAE 279 



adv. from Eu., N. Y., N. J. and Pa., and in seaport ballast. — Pennsylva- 

 nia ; Bucks. 



3. KICKXIA Dumort. 



Leaf-blades ovate to orbicular-ovate, merely rounded or cordate at the base. 



1. K. spuria. 

 Leaf-blades triangular, hastate at the base. 2. K. Elatine. 



1. Kickxia spuria (L.) Dumort. Round-i,EAVED Toad-Flax. (Man. 

 p. 820; I. V.f.j2j4.) Nat. of Eu. Adv. or nat. in eastern N. Am. — 

 Pennsylvania : Philadelphia, especially on ballast. 



2. Kickxla Elatine (L.) Dumort. Sharp-pointed Fluellin or 

 Toad-flax. (Man. p. 320 ; I. F./. J^JJ.) Nat. of Eu. Nat. in eastern 

 N. Am. — Pennsylvania: Bucks, Pleasantville ; Philadelphia. 



4. LINARIA Hill. 



Corolla yellow, 25-30 mm. long. i. L. Linaria. 



Corolla blue or white, 6-12 mm. long. 



Corolla blue ; spur filiform, curved : native species. 2. L. Canadensis. 



Corolla white, striped with blue or purple ; spur conic, short : naturalized 

 species. 7>- L. repens. 



1. Linaria Linaria (L.) Karst. Ranstead. BurrERAND-EGGS. 

 (Man. p. 821 ; I. F. /. 3236.) In fields and waste places, N. S. to Man., Va. 

 and Kans. Nat. from Eu. — Pennsylvania : Monroe ; Northampton ; 

 Bucks ; Philadelphia ; Delaware ; Chester ; Lancaster ; Mont- 

 gomery ; Franklin ; Huntingdon ; Erie ; Berks ; Allegheny. 



2. Linaria Canadensis (L.) Dumort. Blue or Wild Toad-Flax. 

 (Man. p. S21 ; I. F. /. 323S.) In dry soil, N. S. to Fla., Ore. and Calif. 

 Also in Cent, and S. Am. — Pennsylvania : Lackawanna ; Bucks ; 

 DELAWARE ; Lancaster. 



3. Linaiia repens (L.) Mill. Pale -BLUE Toad-Flax. (Man. p. 821 ; 

 I. F. f. 3239.) Newf. and in ballast about tbe Atlantic seaports. Adv. 

 from Eu. — Petmsylvania : Philadelphi.\, on or about ballast. 



5. COLLINSIA Nutt. 

 1. ColUnsia vema Nutt. Blue-Eyed Mary. (Man. p. 826 ; I. F. /. 

 326/.) In moist woods and thickets, western N. Y. and Ont. to Wis., 

 Pa., Ky. and the Ind. Terr.— Pennsylvania : Westmoreland; Wash- 

 ington ; Allegheny. 



6. SCROPHULARIA L. 

 Corolla dull without : sterile filament deep purple. i. S. Marylandica. 



Corolla lustrous without : sterile filament greenish yellow. 2. S. leporella. 



1. Scrophularia Marylandica L. Maryland FigworT. (Man. p. 

 822; I. F. /. 3242.) In woods and thickets. Me. to S. Dak., N. C, 

 Ga. and Tenn. — Pennsylvania : Northampton ; Bucks ; Delaware ; 

 Chester ; Lancaster ; Franklin ; Allegheny. 



2. Scrophularia leporella Bicknell. Hare FigworT. (Man. p. 822 ; 

 I. V.f. 3243.) In woods and along roadsides, Vt. to Conn., Minn., Va. 

 and Kans— P^wMjy/mwm .• Pike ; Monroe ; Northampton ; Bucks. 



