Physoderma pulposum Wallroth, 1833

on Aegopodium, Amaranthaceae

Chenopodium spec., Belgium, prov. Limbourg, Maasmechelen, Maesbeempder Greend, 20.viii.2019 © Carina Van Steenwinkel

superficial warts, and swellings

tiny warts

strongly magnified

transverse section

tumors

transverse section

sporangia

sporangia under a different illumination, exposing associated structures

sporangia

sporangia

gall

irregular pustules on the leaves, 1-2 mm large, initially hyaline, then greenish and finally brown; on all parts of the plant; aso the plant shows characteristic tumors.

host plants

Amaranthaceae, (Apiaceae), polyphagous

Aegopodium podagraria; Atriplex calotheca, littoralis, patula, prostrata; Chenopodiastrum murale; Chenopodium chenopodioides, glaucum, rubrum, urbicum; Dysphania botrys.

On Aegopodium relatively rare (Klenke & Scholler).

synonyms

Urophlyctis pulposa (Wallroth) Schröter, 1886.

references

Brandenburger (1985a: 115), Buhr (1964b), Fischer (1892a), Klenke & Scholler (2015a), Lingappa (1959a,b), Redfern & Shirley (2011a), Roskam (2009a, 2019a), Tomasi (2014a).