ARKANSAS ROSE, Rosa arkansana Porter. 1, growth habit showing spiny stems, buds, flowers, and fruits; 2, seeds. Perennial, reproducing by seed and deep underground rootstocks. Stems erect, 1 to 2-1/2 feet (30 to 75 cm) high, densely prickly. Leaves compound with 7 to 11 oval leaflets seldom over 1 inch (2.5 cm) long, sharply serrated or toothed, smooth on both sides. Flowers about 2 inches (5 cm) broad, fragrant, light to dark pink, usually in groups at ends of branches. Fruit a round applelike structure about 1/3 to 1/2 inch (8 to 13 mm) in diameter, smooth or sometimes bristly. Seeds hard, hairy, brown, irregularly shaped, 1/8 to 1/4 inch (3 to 6 mm) long. Seeds are often contained in oats, wheat, barley, rye, and sweet clover seed. Found in pastures, prairies, fields, roadsides, and fence rows. Many other species of Rosa similar to the above grow in the region.