SLENDER RUSH, Juncus tenuis Willd. 1, entire plant; 2, flower with immature seed pod; 3, seed. Perennial, reproducing by seeds. Roots fibrous, tufted. Stems 6 to 24 inches (15 to 60 cm) tall, slender, round, hollow, wiry, dark green, branching at the top, not jointed. Leaves very narrow, grasslike, mostly at the base of the stems. Flowers small, greenish-brown, with 6 scalelike bracts surrounding the seed pod; borne in clusters of 3 at the tips of the stems. Seed pod nearly egg-shaped, brown, splitting into 3 sections when mature. Seeds brown, small, about 1/8 inch (3 mm) long, with minute crossline markings. Found along paths, in pastures, roadsides, and waste places.