Butterfly Weed or Butterfly Milkweed  - Asclepias tuberosa

Location/Trail:  Sandy's Canyon TrailDate sighted:  2/14/2010 Season:  SummerFlower Color: Orange, yellow
Plant Type: Herb, Perennial
Height: To 3 feet tall

Notes: Poisonous. The flowers are solidly colored orange or yellow with 5 reflexed petals, and an erect hood extending beyond the central column. The flowers are in terminal, flat-topped umbels. The green leaves are narrowly lanceolate. It grows in grassy, upland areas and blooms May to September.