Verbascum pulverulentum

Safety & Hazards

The leaves contain rotenone and coumarin, though the quantities are not given[ 222 Title A Field Guide to Medicinal Plants. Eastern and Central N. America. Publication Author Foster. S. & Duke. J. A. Publisher Houghton Mifflin Co. Year 1990 ISBN 0395467225 Description A concise book dealing with almost 500 species. A line drawing of each plant is included plus colour photographs of about 100 species. Very good as a field guide, it only gives brief details about the plants medicinal properties. ]. Rotenone is used as an insecticide and coumarin can prevent the blood from clotting[ K Title Plants for a Future Author Ken Fern Description Notes from observations, tasting etc at Plants For A Future and on field trips. ]. Hairs on the leaves can act as an irritant[ 222 Title A Field Guide to Medicinal Plants. Eastern and Central N. America. Publication Author Foster. S. & Duke. J. A. Publisher Houghton Mifflin Co. Year 1990 ISBN 0395467225 Description A concise book dealing with almost 500 species. A line drawing of each plant is included plus colour photographs of about 100 species. Very good as a field guide, it only gives brief details about the plants medicinal properties. ].