plural noun

: a large important family of rust fungi (order Uredinales) having stalked teliospores either separate or united in sori, being mostly heteroecious, and exhibiting in the complete forms four spore stages usually upon two or more distinct hosts followed by an independent promycelial stage upon the germination of the teliospores see puccinia compare short-cycled

Word History


New Latin Puccinia, type genus + -aceae

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Dictionary Entries Near Pucciniaceae

Cite this Entry

“Pucciniaceae.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Pucciniaceae. Accessed 28 May. 2024.

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