Where does “rhus” come from?

rhus (Latin) comes from Ancient Greek ῥοῦς, from Ancient Greek ῥόος, from Proto-Hellenic hrówos, from Proto-Indo-European srówos, from Proto-Indo-European srew-, from Proto-Indo-European ser- — to flow; to guard; to bind, to tie together.

rhus (Latin): any of the sumacs or other plants considered akin, such as those in genus Toxicodendron

Definitions

any of the sumacs or other plants considered akin, such as those in genus Toxicodendron

Ancestry of “rhus”, step by step

Step	Language	Word	Meaning
1	Ancient Greek	ῥοῦς	sumac; its fruit, used in medicine; ryegrass
2	Ancient Greek	ῥόος	stream, flow, current
3	Proto-Hellenic	hrówos	—
4	Proto-Indo-European	srówos	—
5	Proto-Indo-European	srew-	to flow, stream
6	Proto-Indo-European	ser-	to flow; to guard; to bind, to tie together

Words derived from “rhus”

Rhus

Every word from Proto-Indo-European ser- →Every word from Proto-Indo-European srew- →Every word from Proto-Indo-European srówos →