Naming rules

This article is a plain english rewrite of the ninth edition of the International Code of Nomenclature for Cultivated Plants (ICNCP), which is the set of rules about how cultivated plants are named. Because it’s simplified, some information has been left out. This version is aimed at people who are naming new plants, or who […]

Is Tradescantia zebrina ‘Tikal’ dangerous?

Some people have suggested the plant has symptoms of a viral infection. Some have even gone as far as to claim that the plant should be quarantined or banned from sale for fear that it’s contagious. Others have grown the plant for years and report no evidence of the symptoms spreading to nearby plants.

Systems of plant naming

Plant names can be complicated. It seems like it should be easy enough to refer to a plant and have another person know what you’re talking about. But as soon as you get into plant-related conversations you quickly end up in a tangle of Latin, confusion, and even misinformation.