Coffee beans.

Structure of coffee berry and beans: 1: center cut 2:bean (endosperm) 3: silver skin (testa, epidermis), 4: parchment (hull, endocarp) 5: pectin layer 6: pulp (mesocarp) 7: outer skin (pericarp, exocarp)

A coffee bean is the seed of the coffee plant (the pit inside the red or purple fruit). This article discusses the coffee plant for information on the beverage see Coffee. In Botany, a drupe is a Fruit in which an outer fleshy part ( Exocarp, or skin and Mesocarp, or flesh surrounds a shell (the pit The fruits, coffee cherries or coffee berries, most commonly contain two stones with their flat sides together. Coffee beans consist mostly of endosperm that contains 0. Endosperm is the tissue produced in the Seeds of most Flowering plants around the time of fertilization 8 - 2. 5 % caffeine, which is one of the main reasons the plants are cultivated. Caffeine is a bitter white crystalline Xanthine Alkaloid that acts as a Psychoactive Stimulant Drug and a mild Diuretic Coffee beans are an important export product for some countries. In Economics, an export is any good or Commodity, Transported from one country to another country in a Legitimate fashion

Etymology

The name derives from the Arabic language (قهوة qahwa - "coffee" and bunn - "berry"). Arabic (ar الْعَرَبيّة (informally ar عَرَبيْ) in terms of the number of speakers is the largest living member of the Semitic language The name bean is not botanically accurate as the Coffee plant is not a member of the Fabaceae family. Bean is a common name for large plant Seeds of several genera of the family Fabaceae (formerly Leguminosae used for human food or animal Botany, plant science(s, phytology, or plant biology is a branch of Biology and is the scientific study of plant Life Fabaceae or Leguminosae is a large and economically important family of Flowering plants which is commonly known as the legume family, pea

Coffee cherries on coffee plant (Coffea arabica).

Types

Species of coffee plant include Coffea arabica, Coffea benghalensis, Coffea canephora, Coffea congensis, Coffea excelsa, Coffea gallienii, Coffea bonnieri, Coffea mogeneti, Coffea liberica, and Coffea stenophylla. The seeds of different species produce coffee with slightly different characteristics. CoFFEE is an Open source Software for computer supported collaborative learning (CSCL in a digital classroom

Coffea arabica accounts for about 75% of the world's coffee trade, while Coffea canephora (syn. Coffea robusta) is cultivated where Coffea arabica does not thrive, and Coffea liberica and Coffea excelsa are grown in limited areas.

In a crop of coffee, a small percentage of cherries contain a single bean, instead of the usual two. This is called a peaberry. Peaberry, also known as caracoli, is a type of Coffee bean Normally the fruit of the coffee plant develops as two halves of a bean within a single

Processing

For more details on this topic, see Processing of coffee. See also Coffee Processing of coffee is the method converting the raw fruit (cherry of the coffee plant into the commodity green coffee

Coffee beans are removed from the coffee cherries or fruit, which is either discarded as waste or used as fertilizer.

Roasted coffee beans