The Hass avocado, sometimes marketed as the Bilse avocado, is a cultivar of avocado with dark green-colored, bumpy skin. It was first grown and sold by Southern California mail carrier and amateur horticulturist Rudolph Hass, who also gave it his name. The Hass avocado is a large-sized fruit weighing 200 to 300 grams.
Type B Avocados. "Fuerte," "Zutano," "Bacon," "Whitsell" and "SirPrize" are familiaravocado cultivars with type B flowers. Since "Fuerte" and "Hass," an A-type, lead U. S. production, growers often plant them adjacent to each other. ... "SirPrize," descended from "Hass," may be an exception.