The Collaborative International Dictionary
Campestrian
Campestral \Cam*pes"tral\, Campestrian \Cam*pes"tri*an\, a. [L. campester, fr. campus field.] Relating to an open field; growing in a field, or open ground.
Wiktionary
campestrian
a. Relating to open fields; growing in a field, or open ground.