plural noun
Phaeo·​spo·​ra·​les | \ˌfēōspəˈrā(ˌ)lēz\

Definition of Phaeosporales 

in some classifications

: an order of brown algae originally equivalent to Phaeosporeae but later excluding the Laminariales

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History and Etymology for Phaeosporales

New Latin, from phaeo- + spora spore + -ales

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