Plant: Perennial stoloniferous forb to 1.5 m; stems erect, very leafy Leaves: leaves alternate or nearly opposite, sessile, linear lanceolate 1-3 cm long Flowers: flowers rose purple, 8-10 mm long, solitary in axils, petals and stamens borne on the throat of the calyx: fruit a capsule, seeds numerous. Notes: frequent in wet soilshas exfoliating bark References: Kearney & Peebles; Arizona Flora. McDougall; Seed plants of Northern Arizona. ASU specimans