Burke: Veronica beccabunga vs. Veronica arvensis

	Veronica beccabunga	Veronica arvensis
		corn speedwell, wall speedwell
Habit		Taprooted annual, somewhat hairy below and puberulent above, the stem erect to nearly prostrate, 0.5-3 dm. long, simple or branched below.
Leaves		Leaves opposite, ovate to broadly elliptic, 1.5-2.5 cm. long and half as wide to nearly as wide as long, with rounded serrations, the lower short-petiolate, the upper sessile.
Flowers		Inflorescence a terminal, bracteate, condensed or elongate, spike-like raceme; bracts alternate, narrower than the leaves, each subtending a single flower; calyx of 4 sepals; corolla blue-violet, 2-2.5 mm. wide, rotate, 4-lobed, the upper lobe the largest; pedicels 1-2 mm. long; style 0.4-1 mm. long; stamens 2.
Fruits		Capsule 3 mm. high, obcordate.

	Veronica beccabunga	Veronica arvensis
Flowering time		April-September
Habitat		Disturbed ground, gardens and roadsides
Distribution	[WildflowerSearch map] [BONAP county map]	Occurring on both sides of the Cascades crest in Washington; widely distributed throughout much of North America. [WildflowerSearch map] [BONAP county map]
Origin		Introduced from Eurasia
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. serpyllifolia, V. triphyllos, V. verna, V. wormskjoldii	V. americana, V. anagallis-aquatica, V. argute-serrata, 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
Web links	Local floras: BC 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	Local floras: BC, CA, OR, WA Local Web sites: CalFlora, CalPhotos, 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 beccabunga

Veronica arvensis

corn speedwell, wall speedwell

Habit

Taprooted annual, somewhat hairy below and puberulent above, the stem erect to nearly prostrate, 0.5-3 dm. long, simple or branched below.

Leaves

Leaves opposite, ovate to broadly elliptic, 1.5-2.5 cm. long and half as wide to nearly as wide as long, with rounded serrations, the lower short-petiolate, the upper sessile.

Flowers

Inflorescence a terminal, bracteate, condensed or elongate, spike-like raceme;

bracts alternate, narrower than the leaves, each subtending a single flower;

calyx of 4 sepals;

corolla blue-violet, 2-2.5 mm. wide, rotate, 4-lobed, the upper lobe the largest;

pedicels 1-2 mm. long;

style 0.4-1 mm. long;

stamens 2.

Fruits

Capsule 3 mm. high, obcordate.