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General: Milkweed Family (Asclepiadaceae). Asclepias flowers look like crowns, with the corolla reflexed and hoods elevated above the corolla. Showy milkweed (Asclepias speciosa) is a hairy perennial with stems ascending to erect. The leaves are opposite, persistent, with short petioles, elliptic to ovate blades, and bases rarely cordate and clasping. The corolla is reflexed and rose-purple; the hoods are elevated above the corolla in pink, aging yellow. Horns are exerted beyond the hoods.