
National gene conservation unit number: CHE00115 Date of collection of the field data entered: 2024 Date of the most recent visit: 2024 Location Unit country: Switzerland Unit province or state: LU Unit department or county: Luzern-Land, Schwyz Unit municipality: Arth, Vitznau, Weggis Unit local name: Region Rigi-Vierwaldstättersee Ownership of the unit: Other Unit elevation [m a.s.l.]: 455 - 1663 Unit surface area [ha]: 219.5 Coordinates (Public coordinates): Latitude (Decimal):47.0262 \| Longitude (Decimal): 8.4818 Soil: Dystric Cambisols Climate Mean monthly temperature and mean monthly precipitation² Climatic zone: Boreal / Alpine. Environmental zone:Cold and mesic. Aridity index: 3.056 Species All tree species reported in the unit: *Quercus petraea* Target species for conservation in the GCU: *Quercus petraea* Unit type: Gene reserve forest, Biodiversity conservation Target species: Quercus petraea Status of the target species in the GCU: Included Category of the target species in the GCU: In situ Origin of the target species in the GCU : Autochthonous Population share (%): 50% Estimated number of reproducing trees (interval): >5001 Status of long-term viable regeneration: - Management Population management: Conservation through active intervention carried out Predominant silvicultural system: Close-to-nature forestry

National gene conservation unit number: CHE00115
Date of collection of the field data entered: 2024
Date of the most recent visit: 2024

Location

Unit country: Switzerland
Unit province or state: LU
Unit department or county: Luzern-Land, Schwyz
Unit municipality: Arth, Vitznau, Weggis
Unit local name: Region Rigi-Vierwaldstättersee
Ownership of the unit: Other
Unit elevation [m a.s.l.]: 455 - 1663
Unit surface area [ha]: 219.5
Coordinates (Public coordinates): Latitude (Decimal):47.0262 | Longitude (Decimal): 8.4818

Soil: Dystric Cambisols

Climate

Mean monthly temperature and mean monthly precipitation²

Climatic zone: Boreal / Alpine.
Environmental zone:Cold and mesic.
Aridity index: 3.056

Species

All tree species reported in the unit: Quercus petraea
Target species for conservation in the GCU: Quercus petraea

Unit type: Gene reserve forest, Biodiversity conservation

Target species: Quercus petraea
Status of the target species in the GCU: Included
Category of the target species in the GCU: In situ
Origin of the target species in the GCU : Autochthonous
Population share (%): 50%
Estimated number of reproducing trees (interval): >5001
Status of long-term viable regeneration: -

Management
Population management: Conservation through active intervention carried out
Predominant silvicultural system: Close-to-nature forestry