National gene conservation unit number: UP/255/16/09/001
Date of collection of the field data entered: 2018
Date of the most recent visit: 2018

Location

Unit country: Spain
Unit province or state: Castilla y Leon
Unit department or county: Burgos
Unit municipality: Merindad de Río Ubierna
Unit local name: -
Ownership of the unit: Public
Unit elevation [m a.s.l.]: 874
Unit surface area [ha]: 6001.92
Coordinates (Public coordinates): Latitude (Decimal):42.5389 | Longitude (Decimal): -3.6708

Soil: Calcaric Cambisols

Climate

Mean monthly temperature and mean monthly precipitation²

Climatic zone: Cool temperate.
Environmental zone:Cool temperate and moist.
Aridity index: 0.721

Species

All tree species reported in the unit: Fraxinus excelsior
Target species for conservation in the GCU: Fraxinus excelsior

Unit type: Seed stand

Target species: Fraxinus excelsior
Status of the target species in the GCU: -
Category of the target species in the GCU: In situ
Origin of the target species in the GCU : Autochtonous
Population share (%): 100%
Estimated number of reproducing trees (interval): 50 - 499
Status of long-term viable regeneration: -

Management
Population management: -
Predominant silvicultural system: -