|
Buellia vernicoma (Tuck.) Tuck.
 |
|
|
Family: Caliciaceae
[Buelliopsis vernicoma (Tuck.) A. Schneid., moreDiplotomma vernicomum (Tuck.) Szatala, Gassicurtia vernicoma (Tuck.) Marbach, Lecidea vernicoma Leight.]  |
MB# 380822 TYPE. UNITED STATES. “Granitic rocks, Essex, Massachusetts, found by the late Mr. Oakes! Chester Co., Pa., Dr. Michener!” (Tuckerman 1858). Description. Lichenized fungus. Thallus crustose, granular, greenish or yellowish gray; granules round, scattered, or crowded into a thin, chinky crust; hypothallus blackish. Ascomata lecideine apothecia, adnate, 0.15-0.45 mm diam.; disk flat to slightly convex, black; margin thin, black, at length flexuously irregular; hypothecium blackish brown. Ascospores brown, ellipsoid, 3-septate, 12-15 x 4-5.5 μm. Chemistry. Thallus C+ orange; xanthone. Substrate and Habitat. Saxicolous on acidic rocks; corticolous or lignicolous. Distribution. Eastern North America; in North Carolina throughout. Literature Fink, B. (1935) The Lichen Flora of the United States. University of Michigan Press, Ann Arbor. 426 pp. Nordin, A. (1999) Buellia Species with Pluriseptate Spores: New and Unrecorded Species in North America. The Bryologist 102(2): 249–264. Tuckerman, E. (1858) Supplement to an enumeration of North American lichens; Part first, containing brief diagnoses of new species. American Journal of Science and Arts 25: 422-430. |
