Origin: in LaHabra, Heights, Calif., by Rudolph G. Hass. Introd. in 1936. Plant patent 139; 27 Aug. 1935. Parentage unknown (but of Guatemalan type); selected in 1934. Tree: heavy bearer; starts bearing second year; thrifty grower; propagated readily; flowering group A. The major commercial cultivar in California, with 88% of avocado acreage in 1996. Fruit: size medium, 10 oz; flesh creamy, no fiber; flavor excellent; oil content 23.7%; skin leathery, rough, purple when ripe, thick; seed small, tight in cavity; keeping qualities excellent; good shipper; ripens in summer.