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Pleosporales - CBS - KNAW

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Fungal Diversity<br />

Fig. 68 Ohleria modesta (from g: f. rh. 2173, isotype). a Ascomata scattering on host surface. b Section of a partial peridium. c Asci embedded<br />

in pseudoparaphyses. d, e Cylindrical asci with short pedicels. Scale bars: a=1 mm, b, c=50 μm, d, e=20 μm<br />

Ohleriella Earle, Bull N Y Bot Gard 2: 349 (1902).<br />

(Delitschiaceae)<br />

Generic description<br />

Habitat terrestrial, saprobic. Ascomata medium to large,<br />

immersed, erumpent to nearly superficial, scattered or in<br />

small groups, usually with a wide papilla, ostiolate,<br />

coriaceous. Peridium composed of small pigmented cells<br />

of textura angularis. Asci 8-spored or fewer, cylindroclavate,<br />

with a furcate pedicel. Hamathecium of trabeculate<br />

pseudoparaphyses. Ascospores brown to dark brown,<br />

cylindrical to nearly clavate with broadly to narrowly round<br />

ends, multi-septate, easily broken into partspores, smooth,<br />

with elongated germ slit in each cell.<br />

Anamorphs reported for genus: none.<br />

Literature: Ahmed and Cain 1972; von Arx and Müller<br />

1975; Barr 1990a; Clements and Shear 1931.<br />

Type species<br />

Ohleriella neomexicana Earle, Bull N Y Bot Gard 2: 349<br />

(1902). (Fig. 69)<br />

Ascomata 330–420 μm high×400–575 μm diam.,<br />

solitary, scattered, or in small groups, immersed to<br />

erumpent, to nearly superficial, with basal wall remaining

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