English

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Subdecurrent gills on a mushroom.

Etymology

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From sub- +‎ decurrent.

Adjective

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subdecurrent (comparative more subdecurrent, superlative most subdecurrent)

  1. (botany, mycology) Attached to and running downward along a stem or stipe, but curving inward just before the attachment point.
    In this group of mushrooms, the attachment of the gills to the stipe is subdecurrent.