Teff (Amharic: ጤፍ), also known as Eragrostis tef, Williams lovegrass, or annual bunch grass, is an annual grass, a species of lovegrass native to the Horn of Africa, notably to both Eritrea and Ethiopia. It is cultivated for its edible seeds, also known as teff. Teff was one of the earliest plants domesticated. It is one of the most important staple crops in Ethiopia and Eritrea. == Description == Eragrostis tef is a self pollinated tetraploid annual cereal grass. Teff is a C4 plant, which allows it to more efficiently fix carbon in drought and high temperatures, and is an intermediate between...

Aleph (or alef or alif, transliterated ʾ) is the first letter of the Semitic abjads, including Phoenician ʾālep 𐤀, Hebrew ʾālef א, Aramaic ʾālap 𐡀, Syriac ʾālap̄ ܐ, Arabic ʾalif ا, and North Arabian 𐪑. It also appears as South Arabian 𐩱 and Ge'ez ʾälef አ. These letters are believed to have derived from an Egyptian hieroglyph depicting an ox's head to describe the initial sound of *ʾalp, the West Semitic word for ox (compare Biblical Hebrew אֶלֶף‎ ʾelef, "ox"). The Phoenician variant gave rise to the Greek alpha (Α), being re-interpreted to express not the glottal consonant but the accompanying...