to LIAS


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



Lecidea subspeirea Coppins, P. James & Hertel

Data Set Maintenance: Data set standard item. Data set author(s): Hertel H. (99-01-01). Data set not revised.

Nomenclature: Current taxonomic status: accepted. Taxonomic rank: species. Lecidea. Synonyms:-; Lecideaceae Chevall. (1826); Lecanorales.

Type Information: Protologue: Coppins B.J., James P.W., Hertel H. in Hertel H., Biblioth. Lichenol. 58: 173 (1995); type specimen label data: England, West Sussex, Petworth V.C.13, on acid rock adjacent to mortar interstices on south-facing wall of Sutton church, March 1976 (BM, holotype).

Taxonomic Literature: Taxonomic notes: Variability of characters very insufficiently known. Hertel H., Biblioth. Lichenol. 58: 173 (1995).

Biogeography: Colline. Continent: Europe (Br).

Ecology: Biotroph; lichenized; episubstratic; substrate calciferous.

Thallus: Not subdivided parts, areolate (primarily areolate), dispersed throughout and distinctly seperate; lobes angular at the front; separate thallus parts.2-.5 mm thick. Thallus Size and Differentiation: Large; main branches basally not constricted. Thallus Outline: Margin concolorous the thallus centre. Upper Surface: White or lemon (citrine), plane or convex; not sorediate; without thalloconidia thalloconidia.

Medulla: Iodine reaction in Lugol's solution negative.

Ascocarps: Soon sessile, not constricted or slightly constricted at the base, 12-20 per cm², .9-1.3-(2) mm in diam.. Margin: Not flexuose, persistent, 60-70 µm wide, epruinose. Disk: Plane to weakly convex, black, epruinose, without an umbo. Exciple: Hyphae radiating outwards; grey; inspersed with crystals. Epithecium: Apical cells olive (rather pale), cell pigment reacting with 10% HCl (in H2O). Hymenium: 60-95-(110) µm high; white; iodine reaction: Lugol’s positive. Subhymenium: 10-25 µm high; white. Hypothecium: Brown or dark brown.

Ascospores: Ellipsoid, (10)-13-13.4-(18) µm long, (5)-5.9-6.3-(7) µm wide; wall not ornamented.

Conidia: 1 µm long.

Secondary Metabolites: Present, gyrophoric acid and lecanoric acid (VERMUTUNG).

Spot Tests: Medulla: K –, C – or + red (apothecia margin), PD – ascocarp margin (in section): K –, C + red; disk: C – hypothecium: K – epihymenium: K –.

(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