Usage: 3 forms in 4 verses
Form Translated As     In Verse(s)
παπύρου of papyrus LXX.Exod.2.3
papyrus LXX.Isa.19.6
πάπυροσ papyrus LXX.Job.8.11
πάπυρον papyrus LXX.Job.40.21

Liddell-Scott-Jones

πάπυρος (papuros) papyrus (plant) G:N-M

πάπυρος [],

and , papyrus, Cyperus Papyrus, [Refs 4th c.BC+]

__2 linen, cord, etc., made of it, [Refs 1st c.AD+] [Prop. ?\~X ¯ ?\~X, as in [Refs]