Where does “άγρωστη” come from?

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

άγρωστη (Greek): bentgrass, couch grass

Definitions

bentgrass, couch grass

Ancestry of “άγρωστη”, step by step

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

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