germander noun. [dʒǝ'mandǝ] LME.
[medieval Latin germandra, -drea (cf. Old French gemandree, French germandrée), alt. of gamandrea (cf. German Gamander) ult. from Greek khamaidrus lit. 'ground-oak', from khamai on the ground + drus oak.]
Any of certain plants with leaves thought to resemble the oak; spec. (more fully wall germander) a labiate plant, Teucrium chamaedrys, sometimes naturalized on old walls; also (with specifying word), any of several other plants of this genus.
water germander a rare marsh plant, Teucrium scordium. wood germander: see WOOD noun¹ & adjective¹.

Comb.:
germander speedwell a common hedge speedwell, Veronica chamaedrys, with bright blue flowers.

[TahlilGaran] English Dictionary ▲