betulus

== Latin == === Etymology === From Classical Latin betulla (“birch”). === Noun === betūlus f (genitive betūlī); second declension (Medieval Latin, England, rare) synonym of betulla === References === R. E. Latham, D. R. Howlett, & R. K. Ashdowne, editors (1975–2013), “betulus”, in Dictionary of Medieval Latin from British Sources‎[1], London: Oxford University Press for the British Academy, →ISBN, →OCLC