erysisceptrum
From LSJ
δι' ἐρημίας πολεμίων πορευόμενος → he marched on without finding any enemy, his route lay through a country bare of enemies
ĕrysiscēptrum: i, n., = ἐρυσίσκηπτρον,
I a low thorny shrub, also called adipsatheon, Plin. 24, 13, 69, § 112 al.; App. Herb. 109.
