Sentence:  It's Virgil who sends me to the <WSD>hellebores</WSD>. He mentions them as a component of an ointment to be applied to sheep suffering from skin diseases. The ointment comprises “olive oil lees mixed with silver slag, sulphur, pitch from Mount Ida, wax rich in oil, sea-squill, as well, and strong <WSD>hellebore</WSD> and black bitumen.” 
Meaning of the word marked with <WSD> tags:  Any of the common garden flowering plants of the genus "Helleborus", in family Ranunculaceae, having supposed medicinal properties.