Hieracium armerioides var. nigrellum Arv.-Touv. Hieracium Alp. Franç. : 38 (1888)

Nomenclatural References

• person : Casimir Arvet-Touvet (1841-1913) Based on occurrence of standard abbreviation 'Arv.-Touv.' in the authors string.
• database : IPNI record: 77140882-1