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Plants biennial or perennial, to 8 dm. Stems branching. Leaves to 30 cm; basal numerous, blade densely pubescent; basal and proximal cauline with blade lyrate, 7-9-lobed; distal with blade ovate, cordate, distinctly clasping stem; margins deeply dentate. Flowers: pedicels stout, to 4 cm; sepals 20-30 mm; petals yellow, sometimes orangish, sometimes with reddish to violet basal spot, obovate, 25-40 mm. Capsules sublinear, mostly distinctly curved, sometimes straight, to 30 cm, glabrous, tuberculate, or scabrous. 2 n = 12.
Plant biennial or perennial, to 0.8 m high. Leaves to 30 cm long; lamina pinnately lobed or parted, deeply dentate; basal leaves densely pubescent; lower leaves lyrate; upper leaves ovate, cordate-clasping. Pedicel stout, to 4 cm long. Sepals 20–30 mm long. Petals obovate, 25–40 mm long, yellow, sometimes orangish, sometimes with a reddish to violet basal spot. Capsule straight or usually arcuate, to 30 cm long, glabrous, tuberculate or scabrous.
Stout biennial or perennial 3–9 dm; lvs firm, hairy, the lowest petioled, the others sessile or nearly so, ovate or oblong, irregularly pinnatifid; fls 5–9 cm wide, their short peduncles strongly thickened at maturity; fr 15–30 cm, 5 mm thick; 2n=12, 24. Native of Europe, established in waste places, especially near the coast, from Mass. to Va., and occasionally inland to Mich. June. (G. glaucium)
A short lived poppy plant. It is a herb. It grows 100 cm high and spreads 40 cm wide. The stems are branching. The leaves are blue-green. They have lobes along the stalk and are finely hairy. There are teeth along the edge. The flowers are yellow or orange and 5 cm wide. The fruit are narrow, curved seed pods. They are 30 cm long.
