Uromyces polygoni-avicularis (Pers.) G.H. Otth
(Knotgrass Rust)

Interactions where Uromyces polygoni-avicularis is the dominant partner and gains from the process

The following relationships have been collated from the published literature (see 'Interaction References').

Stage		Summary			Taxon	Vernacular	Classification	References	Darwin Classification of Active Taxon	Active Taxon	Active Vernacular	Active Taxon Uncertain	Active State	Active Part	Active Stage	Relationship	Relationship Uncertain	Relationship Geography	Darwin Classification of Passive Taxon	Passive Taxon	Passive Vernacular	Passive Taxon Uncertain	Passive State	Passive Part	Passive Stage	Passive Taxon's significance to Active Taxon	Indoors etc	Season
aecium (hypophyllous, aggregated or circinate)		hypophyllous, aggregated or circinate aecium causes spots on live leaf			Polygonum arenastrum	Equal-leaved Knotgrass	Caryophyllales: Polygonaceae	Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005 British Rust Fungi, Wilson, M., & Henderson, D., 1966	/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Pucciniaceae/Uromyces polygoni-avicularis/	Uromyces polygoni-avicularis	knotgrass rust		hypophyllous, aggregated or circinate		aecium	Foodplant / spot causer			/Plantae/Tracheophyta/Magnoliopsida/Caryophyllales/Polygonaceae/Polygonum arenastrum/	Polygonum arenastrum	equal-leaved knotgrass		live	leaf		Rare		(5-6)
pycnium		pycnium parasitises live leaf			Polygonum arenastrum	Equal-leaved Knotgrass	Caryophyllales: Polygonaceae	Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005 British Rust Fungi, Wilson, M., & Henderson, D., 1966	/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Pucciniaceae/Uromyces polygoni-avicularis/	Uromyces polygoni-avicularis	knotgrass rust				pycnium	Foodplant / parasite			/Plantae/Tracheophyta/Magnoliopsida/Caryophyllales/Polygonaceae/Polygonum arenastrum/	Polygonum arenastrum	equal-leaved knotgrass		live	leaf		Rare		(5-6)
telium		telium parasitises live stem			Polygonum arenastrum	Equal-leaved Knotgrass	Caryophyllales: Polygonaceae	Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005 British Rust Fungi, Wilson, M., & Henderson, D., 1966	/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Pucciniaceae/Uromyces polygoni-avicularis/	Uromyces polygoni-avicularis	knotgrass rust				telium	Foodplant / parasite			/Plantae/Tracheophyta/Magnoliopsida/Caryophyllales/Polygonaceae/Polygonum arenastrum/	Polygonum arenastrum	equal-leaved knotgrass		live	stem		Minor		(7-11)
uredium		uredium parasitises live stem			Polygonum arenastrum	Equal-leaved Knotgrass	Caryophyllales: Polygonaceae	Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005 British Rust Fungi, Wilson, M., & Henderson, D., 1966	/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Pucciniaceae/Uromyces polygoni-avicularis/	Uromyces polygoni-avicularis	knotgrass rust				uredium	Foodplant / parasite			/Plantae/Tracheophyta/Magnoliopsida/Caryophyllales/Polygonaceae/Polygonum arenastrum/	Polygonum arenastrum	equal-leaved knotgrass		live	stem		Minor		(7-11)
uredium (amphigenous)		amphigenous uredium parasitises live leaf			Polygonum arenastrum	Equal-leaved Knotgrass	Caryophyllales: Polygonaceae	Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005 British Rust Fungi, Wilson, M., & Henderson, D., 1966	/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Pucciniaceae/Uromyces polygoni-avicularis/	Uromyces polygoni-avicularis	knotgrass rust		amphigenous		uredium	Foodplant / parasite			/Plantae/Tracheophyta/Magnoliopsida/Caryophyllales/Polygonaceae/Polygonum arenastrum/	Polygonum arenastrum	equal-leaved knotgrass		live	leaf		Minor		(7-11)
aecium (hypophyllous, aggregated or circinate)		hypophyllous, aggregated or circinate aecium causes spots on live leaf			Polygonum aviculare	Knotgrass	Caryophyllales: Polygonaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997 Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005 British Rust Fungi, Wilson, M., & Henderson, D., 1966	/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Pucciniaceae/Uromyces polygoni-avicularis/	Uromyces polygoni-avicularis	knotgrass rust		hypophyllous, aggregated or circinate		aecium	Foodplant / spot causer			/Plantae/Tracheophyta/Magnoliopsida/Caryophyllales/Polygonaceae/Polygonum aviculare/	Polygonum aviculare	knotgrass		live	leaf		Rare		(5-6)
pycnium		pycnium parasitises live leaf			Polygonum aviculare	Knotgrass	Caryophyllales: Polygonaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997 Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005 British Rust Fungi, Wilson, M., & Henderson, D., 1966	/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Pucciniaceae/Uromyces polygoni-avicularis/	Uromyces polygoni-avicularis	knotgrass rust				pycnium	Foodplant / parasite			/Plantae/Tracheophyta/Magnoliopsida/Caryophyllales/Polygonaceae/Polygonum aviculare/	Polygonum aviculare	knotgrass		live	leaf		Rare		(5-6)
telium		telium parasitises live stem			Polygonum aviculare	Knotgrass	Caryophyllales: Polygonaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997 Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005 British Rust Fungi, Wilson, M., & Henderson, D., 1966	/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Pucciniaceae/Uromyces polygoni-avicularis/	Uromyces polygoni-avicularis	knotgrass rust				telium	Foodplant / parasite		UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Caryophyllales/Polygonaceae/Polygonum aviculare/	Polygonum aviculare	knotgrass		live	stem		Major		(7-11)
uredium		uredium parasitises live stem			Polygonum aviculare	Knotgrass	Caryophyllales: Polygonaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997 Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005 British Rust Fungi, Wilson, M., & Henderson, D., 1966	/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Pucciniaceae/Uromyces polygoni-avicularis/	Uromyces polygoni-avicularis	knotgrass rust				uredium	Foodplant / parasite		UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Caryophyllales/Polygonaceae/Polygonum aviculare/	Polygonum aviculare	knotgrass		live	stem		Major		(7-11)
uredium (amphigenous)		amphigenous uredium parasitises live leaf			Polygonum aviculare	Knotgrass	Caryophyllales: Polygonaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997 Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005 British Rust Fungi, Wilson, M., & Henderson, D., 1966	/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Pucciniaceae/Uromyces polygoni-avicularis/	Uromyces polygoni-avicularis	knotgrass rust		amphigenous		uredium	Foodplant / parasite		UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Caryophyllales/Polygonaceae/Polygonum aviculare/	Polygonum aviculare	knotgrass		live	leaf		Major		(7-11)
aecium (hypophyllous, aggregated or circinate)		hypophyllous, aggregated or circinate aecium causes spots on live leaf			Rumex acetosella	Sheep’s Sorrel	Caryophyllales: Polygonaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997 Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005 British Rust Fungi, Wilson, M., & Henderson, D., 1966	/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Pucciniaceae/Uromyces polygoni-avicularis/	Uromyces polygoni-avicularis	knotgrass rust		hypophyllous, aggregated or circinate		aecium	Foodplant / spot causer			/Plantae/Tracheophyta/Magnoliopsida/Caryophyllales/Polygonaceae/Rumex acetosella/	Rumex acetosella	sheep's sorrel		live	leaf				(5-6)
pycnium		pycnium parasitises live leaf			Rumex acetosella	Sheep’s Sorrel	Caryophyllales: Polygonaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997 Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005 British Rust Fungi, Wilson, M., & Henderson, D., 1966	/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Pucciniaceae/Uromyces polygoni-avicularis/	Uromyces polygoni-avicularis	knotgrass rust				pycnium	Foodplant / parasite			/Plantae/Tracheophyta/Magnoliopsida/Caryophyllales/Polygonaceae/Rumex acetosella/	Rumex acetosella	sheep's sorrel		live	leaf				(5-6)
telium		telium parasitises live stem			Rumex acetosella	Sheep’s Sorrel	Caryophyllales: Polygonaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997 Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005 British Rust Fungi, Wilson, M., & Henderson, D., 1966	/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Pucciniaceae/Uromyces polygoni-avicularis/	Uromyces polygoni-avicularis	knotgrass rust				telium	Foodplant / parasite			/Plantae/Tracheophyta/Magnoliopsida/Caryophyllales/Polygonaceae/Rumex acetosella/	Rumex acetosella	sheep's sorrel		live	stem		Minor		(7-11)
uredium		uredium parasitises live stem			Rumex acetosella	Sheep’s Sorrel	Caryophyllales: Polygonaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997 Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005 British Rust Fungi, Wilson, M., & Henderson, D., 1966	/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Pucciniaceae/Uromyces polygoni-avicularis/	Uromyces polygoni-avicularis	knotgrass rust				uredium	Foodplant / parasite		UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Caryophyllales/Polygonaceae/Rumex acetosella/	Rumex acetosella	sheep's sorrel		live	stem		Minor		(7-11)
uredium (amphigenous)		amphigenous uredium parasitises live leaf			Rumex acetosella	Sheep’s Sorrel	Caryophyllales: Polygonaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997 Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005 British Rust Fungi, Wilson, M., & Henderson, D., 1966	/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Pucciniaceae/Uromyces polygoni-avicularis/	Uromyces polygoni-avicularis	knotgrass rust		amphigenous		uredium	Foodplant / parasite		UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Caryophyllales/Polygonaceae/Rumex acetosella/	Rumex acetosella	sheep's sorrel		live	leaf		Minor		(7-11)

Author & Year	Title	Source
Ellis, M.B. & J.P., 1997	Microfungi on Land Plants: An Identification Handbook	2nd (New Enlarged) edition, 868pp, The Richmond Publishing Co. Ltd
Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005	Checklist of the British and Irish Basidiomycota	517pp, Royal Botanic Gardens, Kew
Wilson, M., & Henderson, D., 1966	British Rust Fungi	384pp, Cambridge University Press

Uromyces polygoni-avicularis (Knotgrass Rust) may also be included in 'feeds on' relations listed under the following higher taxa:

FUNGI
(true fungi)

Uromyces polygoni-avicularis (Knotgrass Rust) may be included in 'fed on by' relations listed under the following higher taxa:

PUCCINIALES
(rust fungi)

FUNGI
(true fungi)

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

Taxonomic hierarchy:

Species	Uromyces polygoni-avicularis (Knotgrass Rust)
Genus	Uromyces (a genus of rust fungi)
Family	PUCCINIACEAE (a family of rust fungi)
Order	PUCCINIALES (rust fungi)
Class	PUCCINIOMYCETES (rust fungi etc)
Subphylum	PUCCINIOMYCOTINA (rust fungi etc)
Phylum	BASIDIOMYCOTA (spore droppers, basidiomycetes)
Kingdom	FUNGI (true fungi)
Domain	Eukaryota (eukaryotes)
Life	BIOTA (living things)

Uromyces polygoni-avicularis is also a member of:
Micromycetes - microfungi (via Pucciniomycetes)
Fungi s.l. - fungi (in the broad sense) (via Fungi)
Lower Plants - lower plants (via Fungi s.l.)

NBN

NBN (data.nbn.org.uk) has a distribution map for Uromyces polygoni-avicularis (Knotgrass Rust)

Uromyces polygoni-avicularis (Knotgrass Rust) may be included in identification literature listed under the following higher taxa:

PUCCINIALES
(rust fungi)

PUCCINIOMYCETES
(rust fungi etc)

BASIDIOMYCOTA
(spore droppers, basidiomycetes)

FUNGI
(true fungi)

Eukaryota
(eukaryotes)

BIOTA
(living things)

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

Literature listed under the following higher taxa may be relevant to Uromyces polygoni-avicularis (Knotgrass Rust):

PUCCINIACEAE
(a family of rust fungi)

PUCCINIALES
(rust fungi)

PUCCINIOMYCETES
(rust fungi etc)

BASIDIOMYCOTA
(spore droppers, basidiomycetes)

FUNGI
(true fungi)

Eukaryota
(eukaryotes)

BIOTA
(living things)

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

BioImages

BioImages (www.bioimages.org.uk) has 21 images of Uromyces polygoni-avicularis (Knotgrass Rust)

Creative Commons License

This website is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International Licence.

Unless otherwise expressly stated, all original material on the BioInfo website by Malcolm Storey is licensed under the above Creative Commons Licence.

BioInfo - Wildlife Information (UK)