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Pleosporales - CBS - KNAW

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Fungal Diversity<br />

Fig. 45 Leptosphaerulina australis (from NY, C.T. Rogerson 3836).<br />

a. Compressed ascoma. Note the obpyriform asci within the ascoma<br />

and the thin peridium. b, c. Eight-spored asci released from the<br />

ascomata. Note the apical apparatus (arrowed). d. Ascospores with<br />

thin sheath. e. An old pale brown ascospore. Scale bars: a-c=50 μm,<br />

d, e=10 μm<br />

(Allewia eureka (E.G. Simmons) E.G. Simmons=L.<br />

eureka) form a robust clade with other members of<br />

Pleosporaceae (Schoch et al. 2006; Schochetal.2009;<br />

Zhang et al. 2009a).<br />

Concluding remarks<br />

Its position in Pleosporaceae is confirmed.<br />

Lichenopyrenis Calat., Sanz & Aptroot, Mycol. Res. 105:<br />

634 (2001). (?Pleomassariaceae)<br />

Generic description<br />

Habitat terrestrial, parasitic on lichens. Ascomata mediumsized,<br />

globose or subglobose. Hamathecium of dense,<br />

filliform, branching, septate pseudoparaphyses. Asci bitunicate,<br />

fissitunicate, clavate, with a short sometimes furcate<br />

pedicel. Ascospores ellipsoidal with broadly rounded ends,<br />

pale orange-brown, 1-distoseptate.<br />

Anamorphs reported for genus: see below.<br />

Literature: Calatayud et al. 2001.

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