UW Burke Herbarium species comparison

Leaf blades deeply ovate-cordate to cordate-triangular, up to 7 cm. in width, with rounded teeth;

petioles 5-25 cm. long;

stipules linear-lanceolate, entire.

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 solitary, 10-20 mm. long, on peduncles usually exceeding the leaves;

spur short, saccate;

petals 5, bluish-violet, the lower 3 whitish at the base, prominently bearded, the upper pair sometimes not bearded;

style glabrous.

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.

Capsule, 3-valved.

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