noun Chei·ros·tro·bus \kīˈrästrəbəs\

Definition of Cheirostrobus

  1. :  a form genus of sphenopsid fossil plants based on only the strobilus which consists of numerous crowded verticils of sporophylls, each sporophyll being divided in two planes

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Origin and Etymology of cheirostrobus

New Latin, from chir- + Latin strobus labdanum

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