Cephaleuros

noun

Ceph·​a·​leu·​ros

ˌsefəˈlu̇rəs

: a genus of epiphytic and parasitic green algae (family Trentepohliaceae) that includes the causative organism of red rust

Word History

Etymology

New Latin, from cephal- + Greek eurōs mold, mustiness; perhaps akin to Latin operire to cover

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