flax-leaved daphne
From LSJ
δύστανοι καὶ πολύμοχθοι ματέρες Ἅιδᾳ τίκτουσαι τέκνα → wretched and much-enduring mothers, giving birth to children for Hades
Wikipedia EN
Daphne gnidium (commonly known as the flax-leaved daphne) is a poisonous evergreen shrub from the Mediterranean region with narrow, dense dark-green foliage and white fragrant flowers.