Podosphaera plantaginis (Castagne) Braun & Takamatsu, 2000

on Plantago

Podosphaera plantaginis on Plantago lanceolata

Plantago lanceolata, Belgium prov. Limburg, Bree, de Luysen, Mariahof © Carina Van Steenwinkel

Podosphaera plantaginis on Plantago lanceolata

cleistothecia

Podosphaera plantaginis

one ascus per cleistothecium

Podosphaera plantaginis: appendages

appendages

Podosphaera plantaginis: ascus

unripe ascus

Podosphaera plantaginis: conidiophore

conidiophore

Podosphaera plantaginis: conidium

conidium, with fibrosin bodies

gall

mycelium amphigenous.± persistent. Appressoria nipple-shaped. Conidia formed in chains, with fibrosin bodies, short-elliptic. Cleistothecia with a single ascus, containing usually eight spores. Appendages in variable number, sometimes almost absent, sub-equatorial, rarely exceeding 1.5 x the diameter; they are mycelioid, septate, almost invariably simple.

host plants

Plantaginaceae, monophagous

Plantago argentea, camtschatica, coronopus, gentianoides, lanceolata, macrorhiza, major, maritima, media.

synonyms

Sphaerotheca plantaginis (Castagne) Junell, 1966.

references

Braun (1995a), Braun & Cook (2012a), Bresinsky (2016a), Czerniawska, Madej, Adamska ao (2000a), Dynowska, Fiedorowicz & Kubiak (1999a), Jage, Klenke, Kruse ao (2016a), Jage, Klenke & Kummer (2010a), Jage, Kruse, Kummer ao (2013a), Klenke & Scholler (2015a), Kruse (2014a, 2019a), Kruse & Jage (2014a), Penczykowski, Walker, Soubeyrand & Laine (2015a).

mod 17.viii.2019