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Sphaerotheca

noun
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Sphaero·​the·​ca | \ -ˈthēkə \

Definition of Sphaerotheca

: a genus of powdery mildews (family Erysiphaceae) having perithecia with one ascus and unbranched appendages that resemble hyphae — see hop mildew

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History and Etymology for Sphaerotheca

New Latin, from sphaer- + theca

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“Sphaerotheca.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Sphaerotheca. Accessed 17 Feb. 2020.

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