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dichasium

noun
di·​cha·​sium | \dī-ˈkā-zhē-əm, -ˈzē-əm, -zhəm\
plural dichasia\ -​z(h)ē-​ə , -​zhə \

Definition of dichasium 

: a cymose inflorescence that produces two main axes

First Known Use of dichasium

1875, in the meaning defined above

History and Etymology for dichasium

New Latin, from Greek dichasis halving, from dichazein to halve, from dicha

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The first known use of dichasium was in 1875

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