Lecanactis Körb.

Details

Name scientific

Lecanactis Körb., Syst. Lich. Germ. 275 (1855)

Preferred name

Lecanactis Körb.

Taxonomy reference

Kantvilas, G. 2021: Lecanactis (Roccellaceae) in Tasmania, with the description of a new saxicolous species and a revised key for the genus in Australia. The Lichenologist 53(1): 95–101.

Linked name

Lecanactis Körb. 1855

Biostatus

Origin

Occurrence

Georegion

Schema

Biostatus source

Comment

Indigenous, non-endemic

Wild

New Zealand

Political Region

Galloway, D.J. (2007)

Cosmopolitan genus of c. 24 species; 6 species in New Zealand

Nomenclature

Authors

Körb.

Original authors

Körb.

Publication place

Körber, G.W. 1854–1855: Systema Lichenum Germaniae. Trewendt & Granier, Breslau.

Year published

1855

Publication page

275

Nomenclatural status

conserved

Nomenclatural code

ICN

Basionym

Lecanactis Körb.

Type taxon

Lecanactis abietina (Ach.) Körb.

Taxonomic rank

genus

Canonical form

Lecanactis

Classification

Kingdom

Fungi

Phylum

Ascomycota

Class

Ascomycetes

Order

Arthoniales

Family

Roccellaceae

Genus

Lecanactis

Subordinates

Synonyms

Sagenidium Stirt.

Descriptions

Galloway, D. J. 1985: Flora of New Zealand: Lichens. Government Printer, Wellington.

Lecanactis Körb.

Description

Thallus crustose, mostly homoiomerous, attached to substrate by medullary hyphae, corticolous or saxicolous. Photobiont green, , orange-yellow when freshly gathered material is scratched. Apothecia innate to sessile, rounded, with a cupular, carbonaceous proper margin. Epithecium granular, pigmented olive-green to brown-black. Hypothecium brownish-black. Asci clavate, 8-spored. Ascospores fusiform or acicular, 3-5(-35)-septate, colourless.

Galloway, D. J. 1985: Flora of New Zealand: Lichens. Government Printer, Wellington.

Sagenidium Stirt.

Description

Thallus felted, fluffy or rather woolly, rather loosely organised, to 10 cm diam., whitish, greyish or yellowish-white, corticolous or muscicolous. Photobiont green, . Apothecia lecanorine frequent to absent, laminal, to 2 mm diam., subpedicellate, disc usually white-pruinose, margins concolorous with disc. Ascospores 8 per ascus, biseriate, colourless, fusiform, 5-7-septate.