part_of
part of
part of
bearer of
has characteristic
has quality
in branching relationship with
branching part of
branching part of
x is a branching part of y if and only if x is part of y and x is connected directly or indirectly to the main stem of y
RO:0002380
FMA:85994
In the tree T depicted in https://oborel.github.io/obo-relations/branching_part_of.png, B1 is a (direct) branching part of T. B1-1, B1-2, and B1-3 are also branching parts of T, but these are considered indirect branching parts as they do not directly connect to the main stem S
Chris Mungall
branching_part_of
branching_part_of
uberon
has branching part
branched