UW Burke Herbarium species comparison

The green links below add additional plants to the comparison table. Blue links lead to other Web sites.
enable glossary links

Viola purpurea

Viola orbiculata

darkwoods violet, evergreen yellow violet, round-leaved violet
Habit Puberulent perennial from a slender, scaly rhizome, the aerial stems 5-15 mm. long; herbage usually glaucous-green, purplish-veined, often purplish throughout. Glabrous perennial from scaly rhizomes, the aerial stems up to 5 cm. long.
Leaves

Leaf blades rather thick and fleshy, orbicular to lanceolate, cordate to wedge-shaped at the base, sub-entire to wavy-margined or toothed;

petioles 2-6 cm. long;

stipules lanceolate, entire to few-toothed.

Leaves blades nearly orbicular to cordate-ovate, 2-4 cm. broad, thin, often persisting through the winter;

petioles 2-10 cm. long;

stipules brownish, lanceolate, membranous, mostly entire.
Flowers

Peduncles shorter than the leaves;

flowers 5-12 mm. long, spur very short;

petals yellow, brownish-penciled, the lateral pair bearded.

Flowers 5-15 mm. long, the spur short, saccate;

peduncles exceeding the leaves;

petals lemon-yellow to gold, the lower 3 purplish-penciled, the lateral pair yellow-bearded;

style head bearded.
Fruits

Fruit a 3-valved, puberulent capsule, ovary superior, placentation parietal.

Fruit a purplish-mottled, 3-valved capsule, ovary superior, placentation parietal, seeds brown.

Viola purpurea

Viola orbiculata
Flowering time May-August May-August
Habitat Open, rocky, fairly dry slopes, moderate to high elevations in the mountains Open woods, middle to high elevations in the mountains.
Distribution
Occurring chiefly east of the Cascades crest in Washington; British Columbia to California, east to Rocky Mountains.
[WildflowerSearch map]
[BONAP county map]
Occurring on both sides of the Cascades crest in Washington; British Columbia to Oregon, east to Alberta, Montana and Wyoming.
[WildflowerSearch map]
[BONAP county map]
Origin Native Native
Conservation status Not of concern Not of concern
Sibling taxa
V. adunca, V. arvensis, V. canadensis, V. flettii, V. glabella, V. howellii, V. lanceolata, V. langsdorffii, V. macloskeyi, V. nephrophylla, V. nuttallii, V. odorata, V. orbiculata, V. palustris, V. pluviae, V. renifolia, V. riviniana, V. selkirkii, V. sempervirens, V. sheltonii, V. sororia, V. tricolor, V. trinervata, V. ×wittrockiana
V. adunca, V. arvensis, V. canadensis, V. flettii, V. glabella, V. howellii, V. lanceolata, V. langsdorffii, V. macloskeyi, V. nephrophylla, V. nuttallii, V. odorata, V. palustris, V. pluviae, V. purpurea, V. renifolia, V. riviniana, V. selkirkii, V. sempervirens, V. sheltonii, V. sororia, V. tricolor, V. trinervata, V. ×wittrockiana
Subordinate taxa
V. purpurea ssp. venosa
Web links 
Unless otherwise noted, all data comes from the University of Washington's Burke Herbarium.



Type/paste one or more Latin names into the boxes above; matching taxa will show up below the box as you type. You can use the up/down arrow keys to move through the list.

(If the plant you're looking for doesn't show up in the auto-complete list, that means it either isn't described in UW Burke Herbarium yet, or it's listed under a synonym.)

Choose a data source: Flora of North America, OregonFlora, UW Burke Herbarium

The species comparison tool is brought to you by:
Northwest Wildflowers