Avocado as a diminutive in Australian English, a clipped form, "avo", has since become a common colloquialism in South Africa and the United Kingdom. It is known as "butter fruit" in parts of India and goes by the name "bơ" [ɓɘː] in Vietnamese, which is the same word that is used for butter. In eastern China, it is known as "è lí" ("alligator pear") or "niú yóu guǒ" ("butter fruit"). In Taiwan, it is known as "luò lí" or "cheese pear". The subtropical species needs a climate without frost and with little wind. High winds reduce the humidity, dehydrate the flowers,
Black Worcester pear troops at Agincourt in 1415, where Worcestershire bowmen carried banners depicting a pear tree laden with fruit. Michael Drayton's poem of the battle, notes “Wor’ster a pear tree laden with its fruit”. On Queen Elizabeth I's visit to the city of Worcester in August 1575, the city authorities had a black pear fruit-laden tree transplanted to the Foregate from Whystone Farm, in her honour. So admiring was she of the good management that had allowed the fruit to remain unplucked that she ordered “3 pears sable” to be added to the city's coat of arms, which probably gave rise to