Horned poppy

Glaucium flavum is a biennial or perennial that is 30-90 cm (1-3 ft.) in height. The leaves are firm, pubescent and glaucous. The basal leaves and the lowest cauline leaves have petioles while the other leaves are sessile. They are ovate to oblong, and are irregularly pinnatifid. The leaves are approximately 7-20 cm (3-8 in.) long and 2.5-5 cm (1-2 in.) wide. Their margins are deeply toothed. The flowers are axillary or terminal in their position. The yellow to almost orange petals are obovate in shape and 5-9 cm (2-3.5 in.) in diameter. At maturity the pedicel is thick and about 4 cm (1.5 in.) long.