Ramus

·noun A branch; a projecting part or prominent process; a ramification.

ramus
rāmus, i, m. [for rad-mus; Sanscr. root vardh, crescere; cf.: radix, radius], a branch, bough, twig ...

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.
ramus
rāmus ī, m 2 RAD-, a branch, bough, twig : in quibus (arboribus) non rami sunt, etc.: cingite temp...

An Elementary Latin Dictionary