Buergenerula Syd., Annls mycol. 34(4/5): 392 (1936)

Index Fungorum number: IF679; 5 morphological species (Species Fungorum 2020), 1 species with sequence data.
Type species – Buergenerula biseptata (Rostr.) Syd.

Notes – Buergenerula biseptata (≡ Metasphaeria biseptata) was found on Caricis vesicaria in Norway. The genus is characterized by cylindrical to subfusiform asci, and clavate, hyaline ascospores with 3–4-septa. The asexual morph has not been reported.

Figure 157Buergenerula biseptata (Material examined – NORWAY, Carex vesicaria, 1885, Werenskiold F., O-F72662 (holotype of Metasphaeria biseptata) Sydow, H. 1936. Mycotheca Germanica Fasc. LVII-LX no. 2801-3000). a-c Herbarium packet. d, e Fruiting bodies on substrate. f Ascomata. g-l Asci. m Asci amoung with paraphyses. n Apical ring. o-r Ascospores. Scale bars: f = 200 μm, g-m = 50 μm, n = 5 μm, o = 30 μm, p-r = 10 μm.


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