Family = Brassicaceae, Genus = Arabidopsis, Species = thaliana, including synonyms,
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|Arabidopsis thaliana (mouse-ear cress, thalecress)
(= Arabidopsis thaliana in Flora of the Pacific Northwest)
Annual, the erect stem simple to freely-branched, 1-4 dm. tall, glabrous above but pubescent near the base with simple, spreading hairs.
Distribution: Widely distributed througout Washington; widely distributed throughout North America.
Habitat: Disturbed areas, particularly near cities and towns.
Origin: Introduced from Eurasia
WA Native Plant Society