Poco Bueno was a brown American Quarter Horse stallion foaled April 10, 1944. He was sired by King P-234 and out of the mare Miss Taylor who was by Old Poco Bueno. Poco Bueno was named for his maternal grandsire, and the name means pretty good in Spanish. Poco Bueno is the stallion that is linked to the genetic disease Hereditary Equine Regional Dermal Asthenia (HERDA) in stock horses. He was a solid brown horse with no white markings. When mature, he stood about 15 hands (60 inches, 152 cm) high and weighed about 1200 pounds.