Uromyces junci

Uromyces junci is a fungus species and plant pathogen which causes rust on various plants including (Rushes) Juncus species.

Uromyces junci
Uromyces junci on Juncus subnodulosus
Scientific classification
Kingdom:	Fungi
Division:	Basidiomycota
Class:	Pucciniomycetes
Order:	Pucciniales
Family:	Pucciniaceae
Genus:	Uromyces
Species:	U. junci
Binomial name
Uromyces junci Tul. (1854)[1]
Synonyms[2]
List Aecidium zonale Bréb., in Duby, Bot. Gall., Edn 2 (Paris) 2: 906 (1830) Coeomurus junci (Tul.) Kuntze [as 'Caeomurus'], Revis. gen. pl. (Leipzig) 3(3): 450 (1898) Nigredo junci (Tul.) Arthur, N. Amer. Fl. (New York) 7(3): 238 (1920) Puccinia junci Desm., Pl. crypt. exsicc. 1: no. 81 (1825)

It appears as a whitish peridium and a pale yellow mass of spores,^[3] it can be found on Pulicaria dysenterica, Juncus articulatus, Juncus bufonius, Juncus effusus, Juncus inflexus and Juncus subnodulosus.^[4][5]

It is mainly found in Europe, North America, New Zealand and parts of South America.^[6]

In 1994, it was found in Japan.^[7]