Burke: Veronica serpyllifolia

	Veronica serpyllifolia
	thyme-leaved speedwell
Habit	Perennial from branching, creeping rhizomes, the stems 1-3 dm. long, finely puberulent, often producing prostrate, lower branches, otherwise simple.
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.
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.
Fruits	Capsule 3-4 mm. high, broader than high, notched, finely glandular-pubescent,

	Veronica serpyllifolia
Flowering time	May-August
Habitat	Moist meadows and shores, from the lowlands to the subalpine.
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. [WildflowerSearch map] [BONAP county map]
Origin	Both native and introduced
Conservation status	Not of concern
Sibling taxa	V. americana, V. anagallis-aquatica, V. argute-serrata, V. arvensis, V. catenata, V. chamaedrys, V. cusickii, V. dissecta, V. filiformis, V. hederifolia, V. ×lackschewitzii, V. longifolia, V. missurica, V. officinalis, V. peregrina, V. persica, V. polita, V. regina-nivalis, V. rubra, V. schizantha, V. scutellata, V. triphyllos, V. verna, V. wormskjoldii
Subordinate taxa	V. serpyllifolia var. humifusa, V. serpyllifolia var. serpyllifolia
Web links	Local floras: BC, OR, WA Local Web sites: Flora NW, PNW Herbaria WildflowerSearch iNaturalist (observations) USDA Plants Database LBJ Wildflower Center SEINet Plants of the World Online Encyclopedia of Life Wikipedia Google Image Search

Veronica serpyllifolia

thyme-leaved speedwell

Habit

Perennial from branching, creeping rhizomes, the stems 1-3 dm. long, finely puberulent, often producing prostrate, lower branches, otherwise simple.

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.

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.

Fruits

Capsule 3-4 mm. high, broader than high, notched, finely glandular-pubescent,