"Asteroideae is a subfamily of the plant family Asteraceae. It contains about 70% of the species of the family. It is made of several tribes, including ...
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Astereae, Calenduleae, Eupatorieae, Gnaphalieae, Heliantheae, Senecioneae and Tageteae. Asteroideae contains plants found all over the world, many of which are shrubby. There are about 1,135 genera and 17,200 species within this subfamily; the largest genera by number of species are Helichrysum (500-600) and Artemisia (550). Asteroideae is said to have begun approximately 46-36.5 million years ago." - (en.wikipedia.org 17.03.2020)