For all exposed sawfly larvae hellebore washes are most fatal, but they must not be used over ripe or ripening fruit, as the hellebore is poisonous.
Quinctius Flamininus in 198 B.C. The city was famous for its black hellebore, a herb which was regarded as a cure for insanity.
Hellebore was likewise considered beneficial in cases of gout and epilepsy.
In Hellebore the petals become folded FIG.
- Tubular petal of Hellebore (Helleborus).
- Vertical section of the flower of Black Hellebore (Helleborus niger).
Four species of Dewalquea, a ranunculaceous genus allied to the hellebore, make their appearance in the Upper Senonian of Westphalia, other species occurring at Aix-la-Chapelle in deposits of about the same age.
Slug-worms or saw-fly larvae require treatment by washing with soapsuds, tobacco and lime-water or hellebore solution, and Aphides by syringing from below and removing all surplus young twigs.
11 - Pedate leaf of Stinking Hellebore (Helleborus foetidus).