excurrent
adjective
ex·cur·rent (ˌ)ek-ˈskər-ənt 
-ˈskə-rənt
1
: characterized by a current that flows outward
the clam's excurrent siphon
2
: having the axis prolonged to form an undivided main stem or trunk (as in conifers) compare deliquescent sense 2
Word History
Etymology
Latin excurrent-, excurrens, present participle of excurrere to run out, extend, from ex- + currere to run — more at car
First Known Use
1826, in the meaning defined at sense 1