Veronica serpyllifolia |
Veronica wormskjoldii |
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thyme-leaved speedwell |
American alpine speedwell |
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Habit | Perennial from branching, creeping rhizomes, the stems 1-3 dm. long, finely puberulent, often producing prostrate, lower branches, otherwise simple. | Perennial from shallow rhizomes, the stems erect, simple, 0.7-3 dm. tall, with loosely spreading hairs. |
Leaves | Leaves opposite, elliptic to broadly ovate, 1-2.5 cm. long and 0.5-1 cm. wide, glabrous, entire or slightly toothed, the lower often short-petiolate, the others sessile. |
Leaves opposite, elliptic to lanceolate or ovate, 1-4 cm. long and 0.5-2 cm. wide, entire or slightly toothed. |
Flowers | Flowers on short pedicels in a loose, elongate, terminal raceme, the upper subtending bracts alternate; sepals 4; corolla bright blue to white, 4-8 mm. wide, rotate, 4-lobed, the upper lobe the largest; style 2-3.5 mm. long; stamens 2. |
Flowers on short pedicels in a compact, terminal raceme, becoming more elongate, the upper subtending bracts alternate; sepals 4; corolla deep blue-violet, 6-10 mm. wide, rotate, 4-lobed, the upper lobe the largest; stamens 2, filaments 1-1.5 mm. long; style 1-3 mm. long. |
Fruits | Capsule 3-4 mm. high, broader than high, notched, finely glandular-pubescent, |
Capsule 4-7 mm. high, higher than wide, broadly notched, glandular-pubescent. |
Veronica serpyllifolia |
Veronica wormskjoldii |
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Flowering time | May-August | July-September |
Habitat | Moist meadows and shores, from the lowlands to the subalpine. | Moist ground and seeps, mid- to high elevations in the mountains. |
Distribution | Widely distributed on both sides of the Cascades crest in Washington; Alaska to California, east across most of North America to the Atlantic Coast.
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Occurring on both sides of the Cascades crest in Washington; Alaska to California, east to the Rocky Mountains.
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Origin | Both native and introduced | Native |
Conservation status | Not of concern | Not of concern |
Sibling taxa | ||
Subordinate taxa | ||
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