From sub- + decurrent. <span class="searchmatch">subdecurrent</span> (comparative more <span class="searchmatch">subdecurrent</span>, superlative most <span class="searchmatch">subdecurrent</span>) (botany, mycology) Attached to and running downward...
is decurrent. (obsolete) Running or extending downwards. decurrently <span class="searchmatch">subdecurrent</span> pertaining to plant parts that extend downward Chambers's Etymological...