46 OHDER 14. VIOLACE^E. 



{ Canlcpccnt.- -d Petals yellow. Stems leafy at the top only Nos. 12, .3, 11 



d Petals not quite yellow. e Stipules entire No. 15 



e Stipules fringe-toothed Nos. 16. 17. 18 



Stip. lyrate-pinnatifld, very large.. Nos. 20-22 



1 V. rotundlfolla MX. Fig. 50. Lvs. smooth, orbicular-ovate, cordate, with the 



sinus closed ; petiole pubescent; sep. obtuse. Woods, N. E. to Tenn. Mar. May. 



2 V. lanceolata L. Lvs. smooth, lanceolate, tapering at base into the long petiole, 



obtnsish, snbcrenate. Wet meadows. Lvs. 35'. Rt. stock creeping. Fls. white. May. 



8 V. prlmiilael'blla L. Lvs. lance-ovate, abruptly contracted at base and decurrem 



on the petiole ; pet. subequal, beardless. Damp soils, Mass. S. and W. White. Ap.May. 



1 V. blanda W T illd. Lvs. cordate, roundish, slightly pubescent; petiole pubescent ; 



petals beardless. Meadows. Can. to Penn. Root creeping. Flowers fragrant. May. 



5 V. palustrls L. Lvs. reniform-cordate ; stip. broadly ovate; sep. ovate, obtuse, 



spur very short : caps, oblong-triangular. White Mts. 3'. Pale blue. June. 



6 V. Selkirkli Goldie. Lvs. orbicular-cordate, crenately serrate, the sinus deep and 



nearly closed ; spur nearly as long as the petals, thick, very obtuse. Hills, N. Y. to 



Can. and Mich 2'. Pale blue, with a large blunt spur. May. 

 t V. pedata L. Rt. premorse ; Ivs. pedately 5 9-parted, segments linear-lanceolate, 



entire; stig. laige, obtusely truncate, scarcely beaked; spur short, obtuse. Hilly 



woods, 4 7'. Smooth and beautiful. Flowers large, violet-blue. April, May. 



/3. hirolor. Upper petals violet, the lower pale blue and yellow. Mass, to Ga. 

 * V. delphlnlf&lla Nutt. Lvs. pedately 7 9-parted, with linear, 23 cleft seg 



merits all similar ; stig. thick, distinctly beaked. 111. Iowa, Mo. Deep blue. Mar. Apr. 



9 V. cncnllata Ait. Lvs. reniform-cordate, cucullate at base, acute, crenate: stip. 



linear ; inferior and lateral petals bearded. Common everywhere. 3 12'. Known 

 by its broad hooded leaves and blue flowers. Varies much. April, May. 



ft. pnlm'hla. Lvs. cordate, hastate-lobed, middle lobe largest. Fls. large. South, <fec. 



y. septemTbba. Lvs. concave at base, deeply 5 7 lobed, mid. lobe lance. South. 



1 V. villosa Walt. Lvs. roundish-ovate, cordate, obtuse, flat, pubescent, sinus nar- 

 row or closed ; pet. bearded ; stig. beaked. Woods, Pa. to Ga. ; com. 23'. Apr. 



1 1 V. Kaglttata Ait. Lvs. oblong-lanceolate, sagittate-cordate, snbacute, often in- 

 cised at base, serrate-crenate ; pedicel longer than the leaves ; pet. densely bearded. 

 Dry hills. 3 6'. Lve. varying to triangular-hastate. April June. 



|3. ocata. Lve. ovate, incised and decurrent at base. N. J., southward. 



1 2 V. liaMt&ta MX. Smooth ; St. simple, erect, leafy above ; Ivs. deltoid-lanceolate 

 or hastate, acute, dentate ; stip. ovate, minute, ciliate-dentate ; lower pet. dilated, 

 obscurely 3-lobed ; spar very short. Fla. to Tenn. 6 W. April, May. 



13V. trlpartita Ell. Hairy. St. simple, erect, leafy above ; Ivs. deeply 3-parted, 

 lobes lanceolate, dentate ; stip. lanceolate. Upper Ga. If. Yellow. 



14V. pnb^scens Ait. Villous-pubescent -, st. erect, naked below ; Ivs. broad-cor- 

 date, toothed ; stip. ovate, large, snbdentate. Dry woods. 5 2(X. May, June, 

 p. erfoftlrpa. Tall, pubescent ; pods woolly. Westward. 

 y. gfabritixtula. Some scabrous ; sts. decumbent, branched at base. Ct. to Ky. 



1 5 V. Canadnsls L. Smooth ; Ivs. cordate, acuminate, serrate ; ped. shorter than 

 the leaves ; stip. shojt, entire. Woods. 8 12'. Leafy all the way. Flowers large, 

 enbregular, white or light blue. Summer. 



16V. strluta Ait. Smooth, nearly creel; Ivo. roundish-ovate, cordate, crenate-ser- 

 rate: stip. large, ciliate-dentate, oblong-lanceolate; spur one-fourth as long a the 

 corolla. Wet grounds. 612'. St. semi-terete. Flowers cream-white. 



17 V. Mulilenbergll Torr. St. weak, assurgent ; Ivs. reniform-cordate, upper onee 

 rather acuminate ; stip. lanceolate, somewhat fimbriate ; spur half as long ae the 

 corolla, obtuse. Swamps. 6 &. Pale purple. May. 



IS V. rostrata L. Smooth; st. terete, diffuse, erect ; Irs. cordate, roundish, serrate, 

 npper ones acute ; stip. lanceolate, deeply fringed ; petals bearded ; spur longer than 

 the corolla Moist woods. Can. to Kv. 6 f Pale blue. May. Often beardless. 



