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Melampyrum

noun
Mel·​am·​py·​rum | \ ˌmeləmˈpīrəm\

Definition of Melampyrum

: a small genus of branching annual herbs (family Scrophulariaceae) with opposite leaves and small irregular flowers with four stamens — see cowwheat

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History and Etymology for Melampyrum

New Latin, from Greek melampyron ball mustard, from melan- + pyros wheat

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