About Asclepias vestita Hook. & Arn.
Asclepias vestita is a species of milkweed that shares the common name woolly milkweed. This plant is endemic to California, and it grows in a wide variety of habitats across the state, including mountains, deserts, and valleys. It is a robust perennial herb that typically grows mostly upright, or with a slight bend. Its thick leaves range in shape from oval to narrowly lance-shaped. The stem and leaves often have a covering of light-colored hairs, which can sometimes be thick and woolly in texture. Its inflorescence is an arrangement that ranges from an umbel-shaped array to a spherical cluster of yellowish flowers. The flowers may have brown or purple tints. The fruit produced by the plant is a large yellowish follicle that holds many seeds with silky hairs.