This section is from the book "An Illustrated Flora Of The Northern United States, Canada And The British Possessions Vol2", by Nathaniel Lord Britton, Addison Brown. Also available from Amazon: An Illustrated Flora of the Northern United States, Canada and the British Possessions. 3 Volume Set..
Ed. 6, 81. 1890. Viola subvestita Greene, Erythea 5: 39. 1897.
Finely puberulent, stems several or many, spreading, 2'-6' long. Petioles longer than the blades; stipules linear-lanceolate with incised bristly teeth; blades commonly ovate. 1/2'-l' long, crenulate, obtuse, subcordate; peduncles slender, longer than the leaves; sepals narrowly lanceolate; petals violet, spur about 3 long, usually straight and blunt, but often with a sharp point abruptly bent inward; cleistogamous flowers and capsules often abundant in late summer; capsule 2 1/2"-4" long; seeds dark brown, nearly 1" long.
45. Viola WÓlted House. Prostrate Blue Violet. Fie. 2067.
Viola canina Walt. Fl. Car. 219. 1788. Not L. V. Muhlenbergii var. multicaulis T. & G. Fl. 1:
1894. Not Jordan 1852. Viola Walteri House, Torreya 6: 172. 1906.
Finely puberulent; steins several, leafy, bearing in early spring small violet-blue flowers in the axils of basal leaves, at first ascending, later elongating, becoming prostrate, and bearing through the season apetalous flowers on long slender axillary peduncles; stems often surviving the winter and sending up in spring from their tips rosettes of leaves and petalif-erous flowers, afterwards rooting and forming new plants; blades mostly orbicular, cordate, rounded or obtuse at the apex, crenulate, 3/4'-1 1/2' wide, often mottled with darker green bordering the veins; stipules bristly fimbriate, 3"-5" long; capsules purplish, ovoid-globose, 3" long; seeds brown.
Dry woodlands, Kentucky to South Carolina, Florida and Texas. Feb.-July.
Stems often numerous, commonly 4'-8' high; leaves orbicular to broadly ovate, cordate, nearly or quite glabrous, serrate, the upper acute or pointed; petaliferous flowers raised on long peduncles above the leaves; petals spotted with darker violet, all beardless; spur slender, 5"-7" long; cleistogamous flowers, with minute or aborted petals, appearing later on short peduncles from the axils of the upper leaves; style straight, beakless, glabrous; capsules ovoid, 1 1/2"-3" long, glabrous; seeds light brown.
Shady hillsides in leaf-mould, Quebec to Michigan, south in the mountains to Georgia. Beaked or canker-violet. June-July.