Chelidonium dubium, an
annual herb originating in Europe, occurs in fields, uncultivated
lands, or dry riverbeds. Stems grow to 30-60cm in height, having
many divaricate hairs on the lower half portions, and appressed
inches on the upper half. Leaves are pinnate to bipinnately, deeply
cleft, and surfaces and backsides are hairy. Flowers, orange-red to
red, 3-6cm in diameter, come on tops of flower stalks. Capsules are
long-oblong, 2-3cm in length. Bloom time: April-May.