Postcard depicts a **beavertail cactus in bloom**. This cactus features flat, paddle-shaped pads with small, stunning **red flower buds and blooms** on top. The background showcases a dry, rocky soil setting with sparse desert vegetation, making the vibrant cactus flowers stand out. The text on the image reads: **"838 BEAVERTAIL CACTUS IN BLOOM"**, emphasizing the beauty of this desert plant during its flowering season.