Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
† 1. myrīcē, ēs, or myrīca, ae, f., = μυρίκη, the tamarisk, a kind of shrub, Plin. 13, 21, 37, § 116; 24, 9, 41, § 67.
Prov., to signify something impossible: pinguia corticibus sudent electra myricae, Verg. E. 8, 54.