Apocynum androsaemifolium (Spreading Dogbane) [Home] | [Berries] | [Cactus] | [Edible] | [Herbs] | [Links] | [Trees] | [Weeds] | [Wildflowers] Click photo to enlarge More Photos: Habitat: Dry hillsides in foothill areas around the ponderosa belt. Edibility: Poisonous Description: Tough fibers were used for making a strong thread, cords, and rope. Dogbane should never be used internally. coloradoplants.org | coloradmushrooms.com | coloradoflies.com