Umbilicaria subgenus Gyrophoropsis

Umbilicaria spodochroa, from here.

Belongs within: Umbilicariaceae.

Gyrophoropsis is a subgenus of the lichen genus Umbilicaria containing species with relatively large spores.

Characters (from Frey 1933): Spores rather large, usually about 12 μm long and 6 μm wide, rarely smaller, colorless or brownish, at least distal spores within the ascus two- or three-celled or multicellular with brick-like cells.

Umbilicaria subg. Gyrophoropsis (Elenkin & Sav.) Zahlbr. 1927 [=Gyrophoropsis Elenkin & Sav. 1911] F33
    |--U. cinereorufescens (Schaerer) Frey 1931 (see below for synonymy) F33
    |--U. crustulosa (Acharius) Frey 1931 (see below for synonymy) F33
    |    |--U. c. var. crustulosa F33
    |    `--U. c. var. badiofusca Frey 1933 F33
    |--U. depressa (Acharius) Duby 1830 [=Gyrophora crustulosa var. depressa Acharius 1810] F33
    |--U. ruebeliana (DR. & Frey) Frey 1931 [=Gyrophora ruebeliana DR. & Frey 1929] F33
    |    |--U. r. f. ruebeliana F33
    |    `--U. r. f. rhizinosa Frey 1933 F33
    `--U. spodochroa (Acharius) Frey 1931 (see below for synonymy) F33
         |--U. s. var. spodochroa F33
         `--U. s. var. lapponica Frey 1933 F33

Umbilicaria cinereorufescens (Schaerer) Frey 1931 [=U. vellea var. spodochroa f. cinereorufescens Schaerer 1850, Gyrophora vellea f. cinereorufescens (Schaerer) Arnold 1878; incl. G. mammulata, G. cirrhosa f. mammulata (Acharius) Zahlbr. 1928, G. depressa var. mammulata (Acharius) Dalla Torre & Sarnth. 1902, G. spodochroa var. mammulata (Acharius) Arnold 1878, G. vellea var. mammulata (Acharius) Arnold 1878, G. tylorhiza Nylander ex Hue 1886-1887] F33

Umbilicaria crustulosa (Acharius) Frey 1931 [=Gyrophora crustulosa Acharius 1810, G. depressa var. crustulosa (Acharius) Dalla Torre & Sarnth. 1902, G. spodochroa var. crustulosa (Acharius) Arnold 1878, Umbilicaria spodochroa var. crustulosa (Acharius) Nylander 1861; incl. U. vellea var. spodochroa f. abortiva Schaerer 1850, Gyrophora cirrhosa f. abortiva (Schaerer) Zahlbr. 1927, G. vellea f. abortiva (Schaerer) Arnold 1850, Umbilicaria vellea var. depressa f. abortiva (Schaerer) Schaerer 1850, G. cirrhosa var. depressa (Acharius) Anders 1928, G. depressa (Acharius) Röhling 1813, G. spodochroa var. depressa (Acharius) Acharius 1810, G. crustulosa var. eximia Nylander 1875, G. depressa var. spodochroa f. leprosa Schaerer 1818, G. crustulosa f. leprosa (Schaerer) Zahlbr. 1927, G. spodochroa var. crustulosa f. leprosa (Schaerer) Arnold 1878, G. vellea f. leprosa (Schaerer) Zahlbr. 1927, Umbilicaria vellea var. cinereorufescens f. leprosa (Schaerer) Schaerer 1850, U. vellea var. spodochroa f. rupta Schaerer 1850, G. vellea f. rupta (Schaerer) Arnold 1878, U. vellea var. depressa f. rupta (Schaerer) Schaerer 1850, U. vellerea f. rupta (Schaerer) Dalla Torre & Sarnth. 1902, U. vellea var. depressa f. subpedicellata Schaerer 1850, Gyrophora vellea f. subpedicellata (Schaerer) Zahlbr. 1927, U. vellea var. depressa f. velleiformis Schaerer 1850, G. vellea var. velleiformis (Schaerer) Zahlbr. 1927] F33

Umbilicaria spodochroa (Acharius) Frey 1931 [=Lichen spadochrous Acharius 1798, Gyrophora spodochroa (Acharius) Acharius 1810; incl. Umbilicaria vellea var. cinereorufescens f. aenea Schaerer 1850, G. vellea f. aenea (Schaerer) Arnold 1878, U. cirrhosa Hoffmann 1790, G. cirrhosa (Hoffmann) Wain. 1888] F33

*Type species of generic name indicated

REFERENCES

[F33] Frey, E. 1933. Cladoniaceae (unter Ausschluss der Gattung Cladonia), Umbilicariaceae. In Die Flechten (Dr. L. Rabenhorst’s Kryptogamenflora von Deutschland, Österreich und der Schweiz vol. 9) sect. 4, part 1. Akademische Verlagsgesellschaft M. B. H.: Leipzig (reprinted 1971. Johnson Reprint Corporation: New York).