Veronica
speedwell
20 species
4 subspecies and varieties
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Veronica americanaAmerican brooklime, American speedwell
Distribution: Widely distributed throughout Washington; widely distributed throughout most of North America except southeast corner of U.S.
Habitat: Wet places, lowlands to moderate elevations in the mountains.
Origin: Native
Flowers: May-July
Veronica anagallis-aquaticablue water speedwell
Distribution: Occurring chiefly east of the Cascades crest in Washington; widely distributed throughout much of North America.
Habitat: In or along slow-moving streams in the lowlands.
Origin: Introduced from Europe
Flowers: June-September
Veronica argute-serratabilobed speedwell
Origin: Introduced
Flowers: April - June
Veronica arvensiscorn speedwell, wall speedwell
Distribution: Introduced in much of North America; uncommon in the Pacific Northwest
Habitat: Disturbed ground, gardens and roadsides
Origin: Introduced from Eurasia
Flowers: April - September
Veronica catenatachain speedwell
Distribution: Widespread in the United States and Canada; occasional at lower elevations in the Pacific Northwest.
Habitat: Slow-moving streams and ditches.
Origin: Introduced from Europe
Flowers: June - July
Veronica chamaedrysGermander speedwell
Distribution: Introduced chiefly west of the Cascades; more common in eastern United States
Habitat: Disturbed ground, lawns and gardens
Origin: Introduced from Europe
Flowers: May - June
Veronica cusickiiCusick's speedwell
Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia south to California, east to Idaho and Montana.
Habitat: Open, moist, rocky slopes at high elevations in the mountains.
Origin: Native
Flowers: July-September
Veronica filiformisthread-stalk speedwell
Distribution: Introduced west of the Cascades, British Columbia to California, and in Idaho; and Michigan to New York, south to West Virginia in the east
Habitat: Weed of lawns and gardens
Origin: Introduced
Flowers: April - June
Veronica hederifoliaivy-leaf speedwell
Distribution: Occurring in scattered locations in Washington; British Columbia south to Oregon and Utah; other scattered locations in central and eastern North America.
Habitat: Waste places, disturbed soil.
Origin: Introduced
Flowers: April-June
Veronica ×lackschewitzii
Origin: Introduced
Veronica longifolialong-leaf speedwell
Origin: Introduced from Europe
Veronica officinalisPaul's betony, common speedwell
Distribution: Occurring chiefly west of the Cascades crest in Washington; widely distributed throughout much of the northern half of North America and the southeastern U.S.
Habitat: Weed of wastelots, and other disturbed open and forested areas.
Origin: Introduced from Europe
Flowers: April-July
Veronica peregrinapurslane speedwell
Distribution: Widely distributed throughout most of Washington; widely distributed throughout North America.
Habitat: Swales, wet meadows, stream banks, and other moist places, from the lowlands to moderate elevations in the mountains.
Origin: Both native (var. xalapensis) and introduced (var. peregrina) varieties
Flowers: April-September
var. peregrina – purslane speedwell
var. xalapensis – purslane speedwell
Veronica persicabird-eye speedwell, Persian speedwell
Distribution: Widely introduced in North America, occasional in the Pacific Northwest.
Habitat: Lawns and waste ground.
Origin: Introduced from Europe
Flowers: March - May
Veronica politagray speedwell
Origin: Introduced
Veronica scutellatagrass-leaf speedwell, marsh speedwell, skullcap speedwell
Distribution: The northern two-thirds of the temperate zone in North America; also in Eurasia.
Habitat: Wet places, from the lowlands to moderate elevations in the mountains.
Origin: Native
Flowers: May - September
Veronica serpyllifoliathyme-leaved speedwell
Distribution: Widely distributed throughout Washington; widely distributed throughout most of North America.
Habitat: Moist meadows and disturbed sites, lowlands to mid-elevations in the mountains.
Origin: Both native and introduced
Flowers: May-August
var. humifusa – thyme-leaved speedwell
var. serpyllifolia – thyme-leaved speedwell
Veronica triphyllosfinger speedwell
Origin: Introduced from Europe
Veronica vernaspring speedwell
Origin: Introduced
Veronica wormskjoldiiAmerican alpine speedwell
Distribution: Both sides of the Cascades in Washington; Alaska to California, east to Montana, Colorado and New Mexico.
Habitat: Moist ground and seeps, mid- to high elevations in the mountains.
Origin: Native
Flowers: July-September