Authorship

SN2000 author citation	:			Kühner, 1954
Original name	:			Kühner, 1954. in Kühner & Romagnesi, Bull. Soc. nat. Oyonnax 8: 76.

Combinations

Subsequent combination	:	*Arrhenia acerosa* var. tenella (Kühner) Aronsen (1992)	Ref: [Kirk, P.M.] (ed.), present: [23 Dec 2014].
Subsequent combination	:	*Phaeotellus acerosus* var. tenellus (Kühner) Gulden (1988)	Ref: [Kirk, P.M.] (ed.), present: [23 Dec 2014].
Subsequent combination	:	*Phaeotellus acerosus* var. tenellus (Kühner) Gulden (1972)	Ref: [Kirk, P.M.] (ed.), present: [23 Dec 2014].

Accepted name

Arrhenia acerosa (Fr.) Kühner (1980)

Ref: [Kirk, P.M.] (ed.), present: [23 Dec 2014].