Peronospora arthurii Farl.
(a downy mildew)

Taxonomic hierarchy:

Species	Peronospora arthurii (a downy mildew)
Genus	Peronospora (a genus of downy mildews)
Family	PERONOSPORACEAE (downy mildews)
Order	PERONOSPORALES (downy mildews and white rusts)
Class	PERONOSPOREA (a class of fungoid organisms)
Phylum	OOMYCOTA (a group of mainly plant-parasitic fungi)
Kingdom	CHROMISTA (algae)
Domain	Eukaryota (eukaryotes)
Life	BIOTA (living things)

Peronospora arthurii is also a member of:
Fungi s.l. - fungi (in the broad sense) (via Oomycota)
Micromycetes - microfungi (via Oomycota)
Lower Plants - lower plants (via Fungi s.l.)

Identification Works

	Author	Year	Title	Source
	Spooner, B.	2013	The return of Peronospora arthurii, and some other fungi from Oenothera	Field Mycology vol 14 (1): 21-23.

Peronospora arthurii (a downy mildew) may also be included in identification literature listed under the following higher taxa:

Peronospora
(a genus of downy mildews)

PERONOSPORACEAE
(downy mildews)

PERONOSPORALES
(downy mildews and white rusts)

OOMYCOTA
(a group of mainly plant-parasitic fungi)

CHROMISTA
(algae)

Eukaryota
(eukaryotes)

BIOTA
(living things)

Fungi s.l.
(fungi (in the broad sense))

NBN (data.nbn.org.uk) has a distribution map for Peronospora arthurii (a downy mildew)

BioInfo (www.bioinfo.org.uk) has 2 host/parasite/foodplant and/or other relationships for Peronospora arthurii (a downy mildew)

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Taxonomic hierarchy:

Peronospora arthurii is also a member of:

Identification Works

BioImages - Virtual Field-Guide (UK)