234 ORDER XVI. VIOLACEJ2. 



6. V. vtllo'sa, (Wal.) Leaves cordate, obtuse, pubescent, appressed, 

 toothed, with purple reins. Sepals acute or obtuse. Petals villous, 

 lateral ones bearded. — Pale blue. T£. March and April. Sandy soil, 

 coramoa 



7. V. rotdndifo'lia, (Mich.) Leaves orbicular, cordate, somewhat 

 crenate, glabrous. Petiole pubescent. Sepals obtuse. Petals some- 

 time emarginate, upper ones small, marked with a few brown lines. 

 Spur short. — Yellow. If. May. Mountains. 



S. Y. primuljefo'lia, (L.) Leaves oblong, somewhat cordate, Berrate. 

 es membranous. Petals entire, green at the base, lateral 

 bearded. Stigma capitate, margined. — White. If. Feb. to April. 

 Common. 2 — 3 inches. 



9. V. LANCEOLa'ta, (L.) Leaves lanceolate, narrow, glabrous, attenu- 

 ate at the bas.' into a long petiole, obtuse, cuneatc. Peduncles reddish, 

 of the length of the leaves; divisions of the calyx lanceolate, acute. 

 Petals entire, green at the base, the upper one marked with blue lines; 

 all beardless. — White. 2£. April — May. Damp places. 3 — 8 inches. 



b. With stems. Stigma convex, not margined. 



10. Y. striata. (Ait.) Stem erect, glabrous, nearly terete, branching. 



roundish, cordate, acute, serrate, with conspicuous stipules, cili- 

 ate. Sepals lanceolate, acuminate, ciliate. Petals entire, upper one 

 marked with blue lines, naked, glabrous, lateral on< 9 bearded. Stigma 

 tubular, recurved.— Yellowish-white. U- April — Ma}-. Common in 

 moist places. 6 — 12 inches. 



11. Y. Muhlenbsr'gii, (Torrey.) Stem glabrous, terete, weak, as- 

 Burgent or prostrate. Leaves n triform-cordate, upper ones ovate, cru- 

 ciate. Stipules lanceolate, sub-pinnate, serrate, ciliate. Sej>nls linear, 

 acute, sub-ciliate. Petals without veins, lateral ones bearded, and with 

 the upper one marked with blue lines. Stigma tubular, papillose. — 

 Bluish-purple. If. May. Moist places. 6 — 10 inches. 



12. Y. hasta'ta, (Mich.) Stem simple, leafy at the summit, nearly 

 glabrous. leaves alternate, hastate, with obtuse lobes, and deltoid- 

 lanceolate, slightly serrate, on short petioles, Stipules ovate dentate. 



} lance linear ; lateral petals slightly bearded. Stigma hairy on 

 each -i i", with a furrow on the top. — Yellow. U- May. Upper dis- 



of <; "gia, Culloden. First discovered by Dr. James Green. 



6—12 inches. 



13. Y tiui'akti'ta, (Ell.) Stem hirsute, simple, leafy only at the 

 summit. 1a a res deeply S-parted, the lobes lanceolate, dentate, very 

 hairy sometimes tenia les villous, lanceolate. J\ duncles long, 

 with 2 minute, alternate scales Dearths middle. Sepals acute, the up- 



fd with purple. — Yellow. 2f. March — April. Upper 

 hes. 



14. V. rt - terete, erect, villous, nake 1 below. 



rdate, dentate, on shorl petiole-. large, 



ovate t lanceolate. Petals striate, lateral ones beard- 



ed. Stigma globose, strongly bearded ou each side. — Yellow. l(. 

 April — May. Common. 6— 12 in 



16. V. < ' \n \i>! \ -:-. (L.) Stem erect, terete, nearly glabrous. Leaves 

 broadly cordate, acuminate Berrate, nerves pubescent Stipules entire, 

 membranaceous, oblong, tub-ovate. Sepals subulate, entire. Petals 



