One plant, known as Arnica montana, or simply arnica, can be put into a conveniently usable form by preparing a solution of its active compounds. These active substances can be extracted into alcohol in a form called a tincture, and one drop of this tincture is mixed with 99 drops of ...
primarily derive from the temperate-adapted ligustica (Italian), carnica (Carniolan), and perhaps caucasica. The feral population of bees in the U.S. also contains the mellifera (German dark) lineage [[i]]. Map by the author; satellite image from Google Earth; subspecies distribution from ...