Definition of Macrostachya
:a form genus of Paleozoic fossil plants based on strobiles that are now regarded as fructifications of plants of the genus Calamites
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Macrostachya
noun
Mac·ro·stachya
\
ˌmakrōstakēə
,
-tāk-
\
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Origin and Etymology of macrostachya
New Latin, from macr- + Stachys
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