National gene conservation unit number: UP/058/20/40/001
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: Segovia
Unit municipality: Riaza
Unit local name: Hontanares
Ownership of the unit: Public
Unit elevation [m a.s.l.]:
Unit surface area [ha]: 11.529
Coordinates (Public coordinates): Latitude (Decimal):41.2860 | Longitude (Decimal): -3.4377

Soil: Humic Cambisols

Climate

Mean monthly temperature and mean monthly precipitation²

Climatic zone: Cool temperate.
Environmental zone:Cool temperate and dry.
Aridity index: 0.753

Species

All tree species reported in the unit: Populus nigra
Target species for conservation in the GCU: Populus nigra

Unit type: Seed stand

Target species: Populus nigra
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): 500 - 4999
Status of long-term viable regeneration: -

Management
Population management: -
Predominant silvicultural system: -