Trade line or morph
Bounded definition
A commercial or breeder label for an appearance-associated population.
Do not infer more: It is not a formal taxonomic rank, genotype, pedigree or guarantee that two sellers share ancestry.
Wording people may use
morph, trade line, color morph, colour morph.
Use the term in context
Continue with identity and provenance guide, selective-breeding guide. The glossary standardizes wording; the linked guide carries the practical method, evidence and decision boundary.
Editorial definition reviewed 2026-08-12. It adds no diagnosis, universal care target or new biological evidence. Challenge this wording or provide a source.