UW Burke Herbarium species comparison

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Veronica anagallis-aquatica

Veronica peregrina

blue water speedwell

purslane speedwell
Habit Glabrous, short-lived perennial from fibrous roots, the stems usually erect, 2-10 dm. tall. Fibrous-rooted annual, the stems erect, 0.5-3 dm. tall, simple or branched below.
Leaves

Leaves opposite, sessile and clasping, elliptic-ovate to elliptic-oblong, 2-10 cm. long and 0.7-5 cm. wide, sharply serrate to entire.

Principal leaves opposite, linear-oblong to oblanceolate, 0.5-3 cm. long and 1-9 mm. wide, irregularly toothed or entire.
Flowers

Inflorescence of many-flowered racemes on long peduncles arising in the leaf axils;

calyx of 4 highly variable sepals;

corolla blue, rotate, 4-lobed, the upper lobe the largest, about 5 mm. wide;

style 1.5-2.5 mm. long;

pedicels up-curved, 3-8 mm. long;

stamens 2.

Inflorescence terminal, elongate, lax;

bracts alternate, similar to the leaves, gradually reduced upward, each subtending a single, sub-sessile flower;

sepals 4;

corolla white, inconspicuous, 2 mm. wide;

style very short;

stamens 2.
Fruits

Capsule swollen, 2.5-4 mm. high and wide, scarcely notched.

Capsule 3-4 mm. high, obcordate.

Veronica anagallis-aquatica

Veronica peregrina
Flowering time June-September April-September
Habitat In or along slow-moving streams and ditches at low to moderate elevations. Swales, wet meadows, stream banks, and other moist places, from the lowlands to moderate elevations in the mountains.
Distribution
Occurring chiefly east of the Cascades crest in Washington; British Columbia to California, east across North America to the Atlantic Coast.
[WildflowerSearch map]
[BONAP county map]
Widely distributed throughout most of Washington; widely distributed throughout North America.
[WildflowerSearch map]
[BONAP county map]
Origin Introduced from Europe Both native (var. xalapensis) and introduced (var. peregrina) varieties
Conservation status Not of concern Not of concern
Sibling taxa
V. americana, 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. serpyllifolia, V. triphyllos, V. verna, V. wormskjoldii
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. persica, V. polita, V. regina-nivalis, V. rubra, V. schizantha, V. scutellata, V. serpyllifolia, V. triphyllos, V. verna, V. wormskjoldii
Subordinate taxa
V. peregrina var. peregrina, V. peregrina var. xalapensis
Web links 
Unless otherwise noted, all data comes from the University of Washington's Burke Herbarium.



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