introrse

in·trorse  (ntrôrs)

adj. Botany

Facing inward; turned toward the axis. Used especially of anthers.

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[Latin intrrsus, contraction of intrversus, inward : intr-, to the inside; see en in Indo-European roots + versus, past participle of vertere, to turn; see wer-² in Indo-European roots.]

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introrse  (ntrôrs)

Facing inwards toward the axis around which a flower is arranged. Used of anthers and the direction in which they open to release pollen.