Cultivar names are
given when the mutation occurs due to human influence.
||A cultivar is a form of a
or scientifically important derived from
mutation occurs in a
(or because of human
involvement such as breeding, applying
propagation, or by
The abbreviation cv. is used to signify that the mutation is a
cultivar. cv. is placed after the specific epithet and is not
underlined or italicized.
Example: Astrophytum asterias cv. Onzuka or single
quotes of cv. Astrophytum asterias 'Onzuka'
How to write:
1. The cultivar name is written after cv. or within the single quotes (
2. Capitalize the cultivar name.
3. Never underline or italicize the cultivar name.
Example: Astrophytum asterias cv. Onzuka or
Astrophytum asterias 'Onzuka'
Where a species' variation is great or strongly different from the
normal and sufficiently mutated it is called a