Origin: in Fallbrook, Calif., by W.L. Ruitt. Introd. in 1941. Parentage unknown; probably a hybrid between Mexican and Guatemalan types; selected in 1926. Tree: consistent producer; more hardy than Fuerte; vigorous; upright grower. Still grown in marginal areas in California. Fruit: 8-12 oz; pyriform; skin very thin, light green, russets in inland areas; oil content medium; flavor fair to good; season October to December in San Gabriel Valley of Los Angeles County, Calif.; season January and February in Ventura County, Calif.