What's the adjective for nom? Here's the word you're looking for.
Included below are past participle and present participle forms for the
verbs nominate and nom which may be used as adjectives within certain contexts.
nominotypical
(botany) Of a subspecies, having a name which repeats the species name, designating that it represents the originally described population.
(botany) Of a subgenus or other infrageneric taxa, having a name which repeats the genus name, indicating that it includes the type species. For older botanical subgeneric and sectional names, it is sometimes prefixed with Eu-.