Barren Icelandic lava flows

English name: Barren Icelandic lava flows

Description (English)

Lava flows, fields, dykes, necks, domes, cones of Iceland devoid of vegetation or sparsely vegetated by algae, lichens and mosses, which constitute the first stage of colonisation, with covers of up to 20-40%. The main constituents of the vegetation are the lichens Stereocaulon vesubianum, Stereocaulon alpinum, Stereocaulon arcticum, Alectoria ochroleuca, Cladonia pyxidata, Lecidea spp., Lecanora spp. and the mosses Grimmia spp., Andreaea rupestris, Andreaea obovata, Racomitrium canescens, Polytrichum spp. accompanied by a very few vascular plants, including Festuca richardsonii, Thymus praecox ssp. arcticus, Poa subcaerulea.

Source: EUNIS habitat classification

Quick facts

EUNIS habitat type code H6.241
Bern Convention Included in a Resolution 4 habitat type at a higher level (H6)

Vegetation types

Relation to vegetation types (syntaxa)

Not available

Species mentioned in habitat description

Mosses & Liverworts Andreaea obovata
Mosses & Liverworts Andreaea rupestris
Fungi Cladonia pyxidata
Flowering Plants Festuca richardsonii
Flowering Plants Poa subcaerulea
Mosses & Liverworts Racomitrium canescens
Species scientific name English common name Species group
Andreaea obovata Mosses & Liverworts
Andreaea rupestris Mosses & Liverworts
Cladonia pyxidata Fungi
Festuca richardsonii Flowering Plants
Poa subcaerulea Flowering Plants
Racomitrium canescens Mosses & Liverworts

Other classifications

Classification Code Habitat type name Relationship type
Palaearctic Habitat Classification 200112 66.311 Barren Icelandic lava flows source
CORINE Land Cover 3.3.3. Sparsely vegetated areas n/a
For relation to plant communities (syntaxa), see Vegetation types

History

Classification Code Habitat type name Relationship type
EUNIS Habitat Classification 200410 H6.241 Barren Icelandic lava flows same
EUNIS Habitat Classification 200308 H6.241 Barren Icelandic lava flows same
EUNIS Habitat Classification 200202 H6.241 Barren Icelandic lava flows same
European Environment Agency (EEA)
Kongens Nytorv 6
1050 Copenhagen K
Denmark
Phone: +45 3336 7100