28 COMMON CANADIAN WILD PLANTS. 



Var. seabriUSeula,''Torr. and Gray, is smaller, and less 

 pubescent, often nearly smooth. 



13. V. Nuttallii, Pursh. Low, densely pubescent, or 

 sometimes nearly glabrous. Leaves oblong-ovate or oblong, 

 obtuse, entire or obscurely sinuate, decurrent on the petiole; 

 stipules mostly narrow, entire. — Dry soii, N."W. 



H— t- Flowers not yellmo- 



14. V. Canadensis, L. (Canada v.) Tall, often a foot 

 high. Leaves large, cordate, serrate, pointed. Petals white 

 inside, purplish outside. Spur very short. — Flowering all 

 summer. 



15. V. eani'na, L., var. sylvestris, Begel. (Dog V.) 

 Low, spreading by runners. Leaves broadly cordate or 

 reniform, with fringed-toothed stipules. Spur cylindrical, 

 half as long as the petals, which are pale purple. — Wet 

 places. 



' Var. lon'gipes, Watson, of the N. W. plains, has ovate 

 leaves, obscurely crenate. Spur as long as the sepals, stout, 

 obtuse, and nearly straight. 



16. V. Stria'ta, Ait. (PaleV.) Stem angular, 6-10 inches" 

 high. Leaves cordate, finely serrate ; stipules fringed- 

 toothed. Spur thicldsh, much shorter tjian the cream- 

 coloured or white petals. — Low grounds. 



17. V. rostra'ta, Pursh. (LoNG-spuBBED V.j Distin- 

 guished at once 'by its extremely long straight spur. Petals 

 violet-coloiffed. 



18. V. tri' color, L., var. arvensis, DC. (Pansy.) Stip- 

 ules large, leaf-like and lyrate-pinnatifid. Stem angled and 

 branched. Loaves roundish. Petals variable in colour, 

 about as long as the sepals. — Dry soil. 



2. .SO'LEA, Spreng. , ill part. Grken Violet. 



S. eon'eolor, Ging. Aliomoly herb with oblong entire 

 leaves i^ointed at each end, and 1-3 small greenish-white 

 flowers in the axils, on short recurved pedicels. Pod an inch 

 long. — Eare ; Niagara Eiver and the banks of the Thames. 



