Viola adunca - WTU Herbarium Image Collection

Vascular Plants - Violaceae - Viola:

Viola adunca

hookedspur violet, early blue violet

<frame width="190" height="124" src="mapthumb.php?ID=4517" scrolling="no" frameborder="0">	Blooms: April - August Habit: herb Duration: perennial Origin: Native
Distribution: Throughout North America, common in the Pacific Northwest Habitat: Dry to moist meadows and open woods, moderate to high elevations in the mountains

Species Description:

General: Glabrous to densely puberulent perennial from slender rhizomes, from stemless to 10 cm. tall.
Leaves: Leaves short- to long-petiolate, the blade cordate-ovate to lance-ovate, with fine, rounded teeth, 1-3 cm. long; stipules liner-lanceolate, 3-10 mm. long, entire to remotely slender-toothed.
Flowers: Flowers 5-15 mm. long, the spur on the lowest petal slender, over half the length of the petal; petals blue to deep violet, the lower three with a whitish base penciled in violet, the lateral pair white-bearded; style head bearded with thick hairs.
Fruit: Fruit a 3-valved capsule, ovary superior, placentation parietal.

Subspecies & Varieties:

Viola adunca var. adunca
Viola adunca ssp. adunca

Full Name with Authors:

Viola adunca Sm.

Synonyms:

(none)

Treated in Flora of the PNW as:

Viola adunca

Additional Resources:

WTU Herbarium Specimens: View list of Viola adunca specimens in the WTU Herbarium database.

Washington Flora Checklist: Viola adunca treatment.

Oregon Flora Project Atlas: Viola adunca atlas page.

E-Flora BC: Viola adunca atlas page.

CalPhotos: Viola adunca images.

USDA Plants Database: Viola adunca.