Readeriella mirabilis Syd. & P. Syd., Annls mycol. 6(5): 484 (1908).
Index Fungorum number: IF 150524; Facesoffungi number: FoF 12627, Fig. 365
Description: see Crous et al. (2004, 2009).
Material examined: see Crous et al. (2004, 2009).
Fig. 1 Readeriella mirabilis (re-drawn from Crous et al. 2004). a Leaf spots. b Longitudinal section of a pycnidium. c Pycnidial wall. d, e Conidiogenous cells with percurrent proliferation (note the verruculose conidiogenous cell in e). f Conidia in surface view. g Three-dimensional drawing of immature conidia. h Germinated conidia after 24 hrs. incubation. Scale bars: d–h = 10 µm.
Importance and distribution
There are 35 species epithets in Index Fungorum (2022), but many have been transferred to Kirramyces, Readerielliopsis and Teratosphaeria. Readeriella comprises 22 species known from two plant families namely Myrtaceae and Proteaceae. Readeriella is reported from Europe (Portugal, Spain), Oceania (Australia, New Zealand) and South Africa.
Crous PW, Groenewald JZ, Mansilla JP, Hunter GC, Wingfield MJ. 2004 – Phylogenetic reassessment of Mycosphaerella spp. and their anamorphs occurring on Eucalyptus. Studies in Mycology 50, 195–214.
Crous PW, Summerell BA, Carnegie AJ, Wingfield MJ, Groenewald JZ. 2009 – Novel species of Mycosphaerellaceae and Teratosphaeriaceae. Persoonia 23, 119–146.