|definition||Please see the term ‘Asteraceae’ for more details about the distribution and description
of species within this genus.
Pollen Morphology: The pollen grains from this subfamily are circular to clover shaped and often appear as a spikey ball. The size of the pollen are variable with most taxa being 20-25um in diameter but some are seen to be smaller (15um). These pollen grains also have three pores and furrows (tricolporate), however they may be difficult to see.