decurrent

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

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

decurrent (comparative more decurrent, superlative most decurrent)

1. (botany) Pertaining to plant parts that extend downward, most often applied to leaf blades that partly wrap or have wings around the stem or petiole and extend down along the stem.
2. (mycology) Pertaining to lamellae (the gills of a mushroom) that are broadly attached and extend 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