A brief explanation & guide to herbal allergens.

Betula papyrifera (Marshall); Paper Birch, surrounded by Rubus idaeus (L.); Wild Red Raspberry. The binomial naming system was established in the latter half of the 1700s by Carl Linnaeus. In generic terms, it seeks to categorize all forms of life using two names: a genus (general) name, and a species (specific) name. Not always listed, the Latin name also includes an 'attribute' in brackets. The attribute refers to the person who gave the plant its Latin name; by surname, or, in the case of...

A detailed look at Common Yarrow.