Blue Violet Flower Blue Violet Leaves Blue Violet Plant

Wildflowers of Southern Arizona


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Blue Violet.
Viola umbraticola.
Violet (Violaceae) family.

Plant: perennial herb; herbs to 11 cm tall from a woody taproot. STEMS none. Leaves: simple, basal, the older usually flattened to the ground; petioles 10-80 mm long, pubescent; leaf blade 10-40 mm long, 10-35 mm wide, ovate to oblong, often purple-dotted on upper and lower surfaces, the upper surface usually glabrous, the lower pubescent, the margin crenate to serrate, the base truncate to cordate, the tip obtuse. INFLORESCENCE: scapose, the pedicels to 8 cm long, pubescent. Flowers: sepals 4-8 mm long including the 1 mm long auricle; petals blue to violet tipped, whitish at base with nectar guides, the lateral 2 petals light blue, purple tipped, bearded, the lowest petal (including spur) 9-16 mm long, the spur elongated, conspicuous, straight, 2.5-4 mm long. FRUITS: 4-11 mm long, glabrous. SEEDS ca. 15-20, usually ovoid, with a prominent caruncle. Misc: In coniferous forests, often at base of shrubs or trees in dense pine duff; 1600-2400 m (5200-7800 ft); May-Aug.

Catalina Mountains
Marshall Gulch
Location: Shoulder of access road
5/21/16

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