LAT

Lewis Short

thēsīon | -īum (noun N) = θησεῖον,: or
* A plant, bastard toad - flax: Thesium linophyllum, Linn.; Plin. 21, 17, 67, § 107; 22, 22, 31, § 66.
Charlton T. Lewis, Charles Short, A Latin Dictionary
memory