Title
Sicilian supra-Mediterranean sessile oak-bitter oak forests (Quercus cerris, Quercus petraea, Quercus dalechampii) with Ilex aquifolium, Vicia cassubica
Geographical distribution
Country/territory
Italy: Sicily (Nebroden)
Scientific names of main plant communities and their most common synonyms (with author citation)
Ilici-Quercetum petraeae Brullo & Marcenò 1985, Vicio cassubicae-Quercetum cerridis Brullo & Marcenò 1985.
Structural feature of the main community(ies) (layers, life-forms, etc.)
No details
Dominant and most frequent species in different layers
Tree layer
Quercus cerris, Quercus petraea, Quercus dalechampii
Shrub layer
Ilex aquifolium
Herb layer
Vicia cassubica
Moss layer (incl. lichens)
No details
Diagnostically important species
Quercus cerris, Quercus petraea, Vicia cassubica
Ecological variants
No details
Geographical variants (geogr. differential species)
---
Natural accompanying vegetation (most important units in complex with the name giving mapping unit, scientific names)
No details
Adjoining climax and permanent vegetation (with numbers of mapping units)
species-rich beech forests (F148), downy oak forests (G53), holm oak forests (J21).
Land use, substitute communities
forestry (substitute communities, plantations of economic tree-species, scrub)
No details
grassland (meadows, pastures, herb-rich communities)
No details
arable land (characteristic weed communities)
No details
settlements (typical ruderal vegetation)
No details
Site conditions of the mapping unit
Landscape type, geomorphology
higher locations in the mountains
Altitudinal belt and/or altitudinal range
supra-Mediterranean
Geology (bedrock)
lime and slate rocks, volcanic ashes and lavas (Tertiary, Cretaceous)
soil type, also the depth of fine textured earth (soil), stone content; (international nomenclature)
brown soils and parabrown soils; (chromic cambisols; stony chromic luvisols)
soil texture
sandy-loamy or loamy, mostly stone-rich
soil moisture, water balance
fresh to moderately dry
soil reaction
moderately acidic to neutral
soil fertility
mesotrophic to meso-eutrophic
Climate incl. local climate
climate type (following Walter & Lieth)
X
average annual temperature
12-13 °C
average annual precipitation
700-1000 mm
average temperature of the warmest month
22-23 °C
average temperature of the coldest month
4-5 °C
local climate or other climatic peculiarities
frosts.
Importance for nature protection
Present state and development trend of natural vegetation (degree of endangerment)
No details
endangered communities, species worthy of protection in natural vegetation
No details
causes of endangerment
No details
required measures for protection and restitution
No details
Localities of representative stands (loci typici) with state of protection
of the natural vegetation
No details
of characteristic substitute communities worthy of protection
No details
Most important references (author, year)
Brullo & Marcenò 1985
Compiled by
F. Pedrotti
