Leptotrochila cerastiorum (Wallroth) Schüepp, 1959

on Cerastium

Leptotrochila cerastiorum: apothecia on Cerastium fontanum subsp. vulgare

Cerastium fontanum subsp. vulgare, Belgium, prov. Limbourg, Laambeekvallei, 21.v.2019 © Carina Van Steenwinkel

Leptotrochila cerastiorum: apothecia on Cerastium fontanum subsp. vulgare

infected plant

Leptotrochila cerastiorum: apothecia on Cerastium fontanum subsp. vulgare

leaf with young apothecia

Leptotrochila cerastiorum: apothecia on Cerastium fontanum subsp. vulgare

somewhat older apothecia

Leptotrochila cerastiorum: apothecia on Cerastium fontanum subsp. vulgare

only in fading leaves the apothecia are contrast-rich ad
nd conspicuous

Leptotrochila cerastiorum: apothecium

section through an apothecium

Leptotrochila cerastiorum: ascospores

ascospores

parasite

According to the literature the ascospores are 8-13 µm long, 0-1 septate; the conspicuous biguttulation is not mentioned.

host plants

Caryophyllaceae, ? monophagous

Cerastium fontanum subsp. vulgare, glomeratum, pumilum subsp. glutinosum.

Brandenburger also mentions Stellaria; that is not repeated by later authors.

distribution within Europe

(PESI, 2019).

references

Brandenburger (1985a: 99), Dam (2014a), Dietrich (2013a), Ellis & Ellis (1997a), Krieglsteiner (1994a), Kruse (2014a, 2019a), Pellicier (2005a).

mod 20.vii.2019