Erysiphe howeana Braun, 1982

on Onagraceae

gall

mycelium amphigenous, sometimes ± persistent. Appressoria lobed, single of paired. Conidia formed solitary, short-elliptic, without fibrosin bodies. Cleistothecia with 3-15 asci, that contain 5-6 spores. Appendages numerous, sub-equatorial, 0.3-2.5 x the diameter; they are mycelioid, septate, ± hyaline, unbranched.

host plants

Onagraceae, oligophagous

Fuchsia; Gaura mollis; Oenothera biennis, canovirens, deflexa, fallax, glazioviana, cf. lindheimeri, mollissima, parviflora, stricta.

Listed by Kruse also from Epilobium canum.

references

Beenken & Senn-Irlet (2016a), Braun (1995a), Braun & Cook (2012a), Bresinsky (2016a), Jage, Klenke, Kruse ao (2016a), Jage, Klenke & Kummer (2010a), Klenke & Scholler (2015a), Kruse (2014a, 2019a), Kruse, Thiel, Frauenberger ao (2019a), Mułenko, Piątek, Wołczańska ao (2010a), Ruszkiewicz-Michalska (2006a), Negrean & Anastasiu (2006a), Piątek (2004a).

mod 2.ix.2019