decurrent

From Latin decurrens — de (“down”) + curro (“to run”).

• (UK) IPA^(key): /dɪˈkʌɹənt/, /dɪˈkʊɹənt/

decurrent (comparative more decurrent, superlative most decurrent)

1. (botany) Of plant parts: extending downward, most often in the case of leaf blades that partly wrap or have wings around the stem or petiole and extend down along the stem.
2. (mycology) Of lamellae (the gills of a mushroom): broadly attached and extending down the stipe of the mushroom.

   In this group of mushrooms, the attachment of the gills to the stipe is decurrent.

3. (obsolete) Running or extending downwards.

• Chambers's Etymological Dictionary, 1896, p. 114

dēcurrent

1. third-person plural future active indicative of dēcurrō