teucrio . ( Of the lat. )( teucrion, and this of the Gr. you?). 1. m. shrub in the family of the Labiatae, of a meter in height, with woody stems, extended branches, the leaves are persistent, ovate, entire, green and glossy on the beam, yellowish and hairy on the underside; flowers axillary, solitary, bluish with darker veins, and for fruit four achenes Brown and slightly rough at the bottom of the calyx.