Fungus perhaps mostly evenly dispersed (10)

I believe the answer is:

saprophyte

'fungus' is the definition.
(thesaurus)

'perhaps mostly evenly dispersed' is the wordplay.
'evenly' indicates alternate letters (the letters in even-numbered positions).
'dispersed' indicates anagramming the letters.
The alternate letters of 'mostly' are 'oty'.
'perhaps'+'oty'='perhapsoty'
'perhapsoty' is an anagram of 'SAPROPHYTE'.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.