7. Viola Missouriénsis Greene. Missouri Violet

Fig. 2929

Viola missouriensis Greene, Pittonia 4: 141. 1900.

Glabrous, cespitose, the stout ascending rootstock often branching; leaves at vernal flowering 3'-6' high, the blades ovate-deltoid, cordate at base, often with concave upper margins; mature leaves 6'-12' high, the blades 2 1/2'-4' wide, as long as broad, acuminate, rather coarsely crenate-serrate; corolla pale violet with a darker band above the white center, spurred petal glabrous; sepals lanceolate or ovate-oblong and obtuse, narrowly white-margined, slightly ciliolate; capsules from apetalous flowers broadly ellipsoid, finely dotted with brown, 5"-6" long; seeds bright buff, nearly 1" long.

River bottoms and low woods, Missouri and Oklahoma, south to Louisiana and Texas. April-May.

8. Viola Soròria Willd. Woolly Blue Violet

Fig. 2930

Viola sororia Willd. Enum. 263. 1809.

Viola cuspidata Greene, Pittonia 3: 314. 1898.

Rootstock stout, often branching; petioles and under surface of young leaves, and often the scapes, villous-pubescent; the blades ovate to orbicular or even reniform, with an obtuse short point, cordate, crenate-serrate, sometimes 4' wide when mature; corolla violet to lavender, and occasionally white; outer sepals ovate-oblong, commonly obtuse, all finely ciliate below the middle and on the short rounded auricles; cleistogamous flowers ovoid on short horizontal peduncles, usually underground, but lengthened and erect when the capsules ripen; capsules usually mottled with brown; seeds dark brown, 1" long.

Moist meadows, shady ledges and dooryards. western Quebec and New England to Minnesota, south to North Carolina and Oklahoma. April-May.

8 Viola Sor Ria Willd Woolly Blue Violet 1272

9. Viola Hirsùtula Brainerd. Southern Wood Violet

Fig. 2931

Viola villosa Nutt. and recent authors. Not Walt. Viola hirsutula Brainerd, Rhodora 9: 98. 1907.

Plants of small size; rootstock short, thick; leaves frequently appressed to the ground, the blades orbicular to reniform, cordate, obtuse, \'-2' wide, purplish and glabrous beneath, silvery pubescent above; often purple-veined and mottled with different shades of green; flowers reddish purple on peduncles exceeding the leaves, lateral petals bearded, spur about 2" long, very blunt; apetalous flowers small, ovoid, on short prostrate peduncles, their capsules ovoid, 3" - 4" long, purplish, bearing each 20-30 light brown seeds.

Copses in dry rich soil, southern New York to central Alabama and Georgia. Hairy violet. April-May.

9 Viola Hirs Tula Brainerd Southern Wood Violet 1273

10. Viola Septentrionàlis Greene. Northern Blue Violet

Fig. 2932

Viola septentrionalis Greene, Pittonia 3: 334. 1898.

Rootstock at length stout and branching; scapes and leaves at vernal flowering 3'-5' high, more or less hir-sutulous except the earliest leaves; blades ovate to reniform, cordate, ciliate, somewhat pointed but the apex blunt, becoming 2'-3' wide when mature; petioles slender, wiry, often purplish at base; petals variable, 4"-6' wide, deep violet to pale lilac, rarely pure white or white suffused with violet, the three lowest villous at the base, all occasionally bearing scattered hairs; sepals ovate, usually obtuse, closely ciliolate nearly to the tip; cleistogamous flowers sagittate, on ascending peduncles; their mature capsules purple or sometimes green, subglobose, 2 1/2"-4" long, subtended by the spreading ciliolate auricles of the sepals; seeds dark brown.

Moist open woodlands, Prince Edward Island to Ontario, south to Connecticut and northern Pennsylvania. May.

10 Viola Septentrion Lis Greene Northern Blue Viol 127410 Viola Septentrion Lis Greene Northern Blue Viol 1275