Juncorrhiza casparyana (Magnus) Riess, Lutz & Piątek, 2019

on Juncus

Juncus bulbosus, Belgium, prov. Limbourg, Beverlo, Einderse beemden, 9.ix.2020 © Carina Van Steenwinkel: plant with root tubercles

root tubercles (most 1-3 mm, less often 3-6 mm)

older tubercles

spores

spore

spores

spores

gall

light to dark brown irregular galls at the roots, up to over half a cm in size, filled with a light brown agglutinated mass of spores; spores globular, ø 14-24 µm.

host plants

Juncaceae, monophagous

Juncus articulatus, alpinoarticulatus, bufonius, tenageia.

Probably also J arcticus, compressus, conglomeratus, effusus, hybridus, inflexus, thomasii.

synonyms

Entorrhiza casparyana (Magnus) Lagerheim, 1888; E. digitata Lagerheim, 1888.

references

Bauer, Garnica, Oberwinkler, ao (2015a), Brandenburger (1985a: 743), Buhr (1964b), Chater & Smith (2018a), Denčev (1991a, 2004a), Denchev, Denchev, Spooner & Helfer (2010a), Doppelbaur & Doppelbaur (1973a), Fineran (1971a, 1973a), Klenke (2002a), Klenke & Scholler (2015a), Redfern & Shirley (2011a), Riess, Schön, Ziegler, ao (2019a), Scholz (1968a), Scholz & Scholz (2013a), Van Steenwinkel & Vanderweyen (2022a), Tomasi (2014a), Vánky (1994a, 2014a), Woods, Chater, Smith ao (2018a).