Where does “agrostis” come from?

agrostis (French) comes from Ancient Greek ἄγρωστις, from Ancient Greek ἄγρωστης, from Ancient Greek ἀγρός, from Proto-Hellenic agrós, from Proto-Indo-European h₂éǵros — field, pasturage.

Ancestry of “agrostis”, step by step

Step	Language	Word	Meaning
1	Ancient Greek	ἄγρωστις	a grass that mules fed on, perhaps "Elymus...
2	Ancient Greek	ἄγρωστης	farmer
3	Ancient Greek	ἀγρός	field, land, countryside
4	Proto-Hellenic	agrós	field; arable land; countryside
5	Proto-Indo-European	h₂éǵros	field, pasturage

Words derived from “agrostis”

άγρωστη

Every word from Proto-Indo-European h₂éǵros →Every word from Proto-Hellenic agrós →Every word from Ancient Greek ἀγρός →