Previous Collado Villalba — 20 June 2008 Next
Type Value (grains/m³) Level
Cypress/Yew * 2 Low
London Plane * 0 Low
Grasses * 147 High
Plantain * 5 Low
Olive * 35 Low
Birch 2 Low
Privet 25 Medium
Alder 0 Low
Maple 0 Low
Mugwort 0 Low
Chestnut 1 Low
Composites 1 Low
Hazel 0 Low
Heather 1 Low
Eucalyptus 0 Low
Ash 0 Low
Mulberry 1 Low
Elm 0 Low
Pine 293 Very high
Poplar 0 Low
Goosefoot/Amaranth 0 Low
Oak 51 High
Sorrel 74 High
Willow 0 Low
Nettle 3 Low
Unidentified 17 No data