asphaltĭon

ii, n.
I. a kind of clover with long leaves, and of the odor of asphaltum; among the Gr. μινύανθες, prob. the common bituminous clover: Psoralea bituminosa, Linn.; Plin. 21, 9, 30, § 54 (in Col. 6, 17, 2, written as Greek).
Lewis & Short
A Latin Dictionary, 1879
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