"dendroidal" in the adjective sense
1. arboreal, arboreous, arborescent, arboresque, arboriform, dendriform, dendroid, dendroidal, treelike, tree-shaped
resembling a tree in form and branching structure
"arborescent coral found off the coast of Bermuda"
Source: WordNet® (An amazing lexical database of English)
Princeton University "About WordNet®."
WordNet®. Princeton University. 2010.
View WordNet® License