Annual or hardy-annual (facultative biennial), seed-propagated weed with many forms and spindle-shaped root.
Young plant rosulate with white flowers. Heart-shaped flat and triangular fruit (shepard's purse).
Cotyledons: Oblong-oval, very small, short-petiolate, prostrate.
Stems: Erect, simple or projectingly ramified, up to 50 cm (19.68 inch) high.
Leaves: Initially orbicular or spoon-shaped, first leaf usually entire; following leaves oblong, dentate or sinuately lobed to deeply incised, all petiolate.
Stalk leaves lanceolate, often undivided, sagittate sessile.