di·​a·​pen·​sia | \ˌdīəˈpensēə\

Definition of diapensia 

1 capitalized : a genus (the type of the family Diapensiaceae) of boreal dwarf evergreen plants with small crowded coriaceous leaves and flowers on short peduncles

2 plural -s : any plant of the genus Diapensia

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History and Etymology for diapensia

New Latin, perhaps irregular from Greek dia pente by fives + New Latin -ia; from the five-leaved calyx

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the figure or shape of a crescent moon

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