Very common culprit in farm animal poisonings. Found in paint, batteries, grease and used motor oil. Most common in cattle and dogs, but all animals may be affected. Symptoms include dullness, lack of coordination, blindness or convulsions.
In taxonomic terms - herb generally refers to the aboveground parts or the aerial parts (i.e., the flower, leaf, and stem). In terms of herbal medicine - herb refers to plants used in various forms or preparations, valued for their therapeutic benefits, and sold as dietary supplements in the U.S. marketplace.
A stem is one of two main structural axes of a vascular plant. The stem is normally divided into nodes and internodes, the nodes hold buds which grow into one or more leaves, inflorescence (flowers), cones or other stems etc. The internodes act as spaces that distance one node from another.