This article is about the tree hass avocado calories fruit. Avocado Hass – single and halved. It is native to the Americas and was first domesticated by Mesoamerican tribes more than 5,000 years ago. The fruit of domestic varieties have smooth, buttery, golden-green flesh when ripe.
Depending on the cultivar, avocados have green, brown, purplish, or black skin, and may be pear-shaped, egg-shaped, or spherical. For commercial purposes the fruits are picked while immature and ripened after harvesting. Panicles of flowers with deciduous bracts arise from new growth or the axils of leaves. The species is variable because of selection pressure by humans to produce larger, fleshier fruits with a thinner exocarp. The earliest residents of northern coastal Peru were living in temporary camps in an ancient wetland and eating avocados, along with chilies, mollusks, sharks, birds, and sea lions. The oldest discovery of an avocado pit comes from Coxcatlan Cave, dating from around 9,000 to 10,000 years ago. The native, undomesticated variety is known as a criollo, and is small, with dark black skin, and contains a large seed.