Phacellium rufibasis (Berkeley & Broome) Braun, 1992

on Morella, Myrica

Phacellium rufibasis: leaf spot on Myrica faya

Myrica gale, Belgium, prov. Limburg, Neerpelt, ‘t Hageven, 4.viii.2018 © Carina Van Steenwinkel

Phacellium rufibasis: leaf spot on Myrica faya

same leaf, underside

Phacellium rufibasis: colonies on Myrica faya

colonies

Phacellium rufibasis: colony

the conidiphores are grouped in a dense bundle

Phacellium rufibasis: conidiophores

conidiophores and conidia

Phacellium rufibasis: conidiophores

conidiophores and conidia

Phacellium rufibasis: conidia

conidia

parasite

Colonies on the leaves and on the shoots; conidiophores on compact bundels,
on the leaves mostly narrower and higher than on the shoots. Conidia 5-15 x 10-30 µm, aseptate.

host plants

Myricaceae, oligophagous

Morella faya; Myrica gale.

synonyms

Ovularia destructiva (Phillips & Plowright) Massee 1893; Ramularia destructiva Phillips & Plowright, 1877.

references

Brandenburger (1985a: 34), Braun (1998a), Ellis & Ellis (1997a).

mod 8.viii.2018