to LIAS


Botanische Staatssammlung München © 1995–2008
Data remain intellectual property of the data set authors.



Orceolina Hertel (1970)

Data Set Maintenance: Data set standard item. Data set author(s): Rambold G. Data set not revised; to be published after submission.

Nomenclature: Current taxonomic status: accepted or basionymous. Taxonomic rank: genus. Number of known taxa within this rank: 1. Orceolina. Agyriaceae Corda (1838); Agyriineae; Lecanorales.

Type Information: Type: Orceolina kerguelensis (Tuck.) Hertel.

Taxonomic Literature: Hertel H., Ber. Deutsch. Bot. Ges., ser. 2, 4: 171-185 (1970); Lumbsch H.T., J. Hattori Bot. Lab. 83: 1-73 (1997); Lumbsch H.T., Kashiwadani H. & Streimann H., Pl. Syst. Evol. 185: 285-292 (1993); Tuckerman E., Bull. Torrey Bot. Club 6: 57-59 (1875) - sub Urceolina.

Ecology: Biotroph; lichenized; substrate non-calciferous.

Lichen Photobionts: Primary photobiont present; chlorococcal. Secondary photobiont absent.

Thallus: Crustose, granular, placodioid, rimose, or areolate (primarily areolate). Upper Surface: Brownish yellow; special structures absent. Lower Surface: Attached by the whole lower surface; special structures absent.

Reproduction Strategy: Only known as sterile, asexually reproducing form or with sexual (and possible asexual) stages. Ascocarps: Apothecioid, orbicular, forming all across the thallus surface, not emerging. Margin: External filaments absent. Periphyses: Absent. Hymenium: Iodine reaction: Lugol’s negative, not hemiamyloid. Interascal Hyphae: Present, scarcely branched, not or scarcely anastomosed.

Asci: Tholus not thickened or thickened, not amyloid; dehiscence lecanoralean or unitunicate; exoascus not amyloid or euamyloid, not hemiamyloid.

Ascospores: c. 8 per ascus, ellipsoid, 21-40 µm long, 15-20 µm wide, obtuse; septa absent; wall not thickened at the septum, hyaline, in Lugol's Solution negative.

Conidiomata: Absent resp. not observed or present; pycnidial; immersed, formed all accross the thallus surface.

Conidia: Filiform.

Secondary Metabolites: Not detected.

(report generated 04.Okt.2007)


In case that additional characters and states are required to be included in this data set, consult the LIAS Instructions to Participants and follow the procedures described there.

LIAS Home