The difference between two values divided by the average of the two values. Shown as a percentage.
Almost all species of the genus Calotis are native to Australia. One of these species is the Bindi-Eye (Calotis cuneifolia), also called the Purple Burr-daisy, a shrub-like herbaceous perennial that can be found growing throughout Australia, from the Northern Territory to New South Wales, Queensland and Victoria.
There are some 1350 species of Acacia found throughout the world and close to 1000 of these are to be found in Australia. Commonly known as Wattle, Acacia is the largest genus of vascular plants in Australia.Australia's national floral emblem is Acacia pycnantha, the Golden Wattle.annin has been extracted from the bark of a number of species for use in tanning including Acacia dealbata (Silver Wattle), A. mearnsii (Black Wattle) and A. pycnantha (Golden Wattle).