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bostryx

noun
bos·​tryx | \ˈbästriks\
plural bostryces\ -​rə̇ˌsēz \ or bostryxes\ -​riksə̇z \

Definition of bostryx 

: a cyme with all the flowers on one side of the rachis usually causing it to curl

— called also helicoid cyme

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History and Etymology for bostryx

New Latin, irregular from Greek bostrychos curl; akin to Old High German questa apron of leaves, Old Swedish kvaster, koster tuft, brush, Norwegian kvas small branches when cut off, Latin vespices thick shrubbery, Albanian (Gheg) ghethi leaf, Sanskrit guṣpita accumulation

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