Arabidopsis lyrata subsp. lyrata
Biennials or perennials; caudex unbranched or with a root crown, often slender. Basal leaves: (petiole often hirsute); blade margins lyrate or lyrate-pinnatifid, terminal lobes distinct, (surfaces pubescent). Petals 6–8 mm. Fruits 0.8–1 mm wide; style 0.5–1 mm. 2n = 16, 32.
Phenology: Flowering Apr–Jul.
Habitat: Cliffs, ledges, thickets, stream and river banks, woods, limestone crevices and bluffs, sandstone hills and outcrops, serpentine rocks and barrens, shale, talus, sand dunes
Elevation: 0-1000 m
Alta., B.C., Man., N.W.T., Ont., Sask., Alaska, Conn., Del., D.C., Ill., Ind., Iowa, Md., Mass., Mich., Minn., Miss., Mo., N.J., N.Y., N.C., Ohio, Pa., Tenn., Vt., Va., W.Va., Wis.
"elongated" is not a number."thick" is not a number."dm" is not declared as a valid unit of measurement for this property.