The GB checklist of fungi - species data

New Search

Lichenopeltella alpestris (Sacc.) P.M. Kirk & Minter, IMI Descriptions of Fungi and Bacteria 174(nos 1731-1740): [2] (2007)

Microthyrium alpestre Sacc., Michelia 2(no. 6): 160 (1880)
Microthyrium culmigenum Syd., Annls mycol. 19: 140 (1921)
Trichothyrina alpestris (Sacc.) Petr., Sydowia 4: 168 (1950)
Micropeltopsis alpestris (Sacc.) Spooner & P.M. Kirk, Mycol. Res. 94: 229 (1990)

Description: Hyphae superficial, yellowish-brown, indistinctly septate, 1򉣹 祄 wide, abundant. Ascoma catathecioid, orbicular, scutate, clustered to crowded, up to 200 祄 diam.; scutellum composed of an upper wall of radiating rows of dark chestnut-brown quadrilateral cells 36 35 祄 and a similarly constructed lower wall of paler brown cells, those surrounding the ostiole forming a distinct collar 2540 祄 diam., thick-walled, dark brown, the basal ring composed of cells which appear to be perforate, magin entire; setae, when present, attached to the inner ring of the ostiolar cells, dark brown, subulate, 612 祄 long, 34 祄 wide at the base; ostiole up to 8 祄 diam., occluded by a few thin-walled, pale brown, polygonal cells. Asci cylindrical to obclavate, 2840 79 祄, 4- to 8-spored. Ascospores hyaline, 1-septate, septum more or less median, narrowly ellipsoidal, 1115 2򉣹5 祄, the upper cell biguttulate, bearing submedianly four to six appendages in two tufts connected by a short dark longitudinal thread, the lower cell rarely biguttulate
Anamorph unknown.

Keys:
The genus Lichenopeltella, Paul Kirk

Microthyriaceae, Microthyriales, Incertae sedis, Dothideomycetes, Ascomycota

FRDBI summary data (48 records)

Distribution Map from NBN Gateway

Distribution Map from GBIF Portal

back to previous page


FRDBI  . Pages by Paul Kirk & Jerry Cooper. Return to main page. Return to top of page.