Alcalá de Henares — June 1997

Main only
93 Grasses — day 8
60 Grasses — day 9
60 Grasses — day 21
25 Days measured
Daily pollen level evolution
Day Cypress/Yew London Plane Grasses Plantain Olive Birch Privet Alder Mugwort Chestnut Composites Hazel Heather Eucalyptus Ash Mulberry Elm Pine Poplar Goosefoot/Amaranth Oak Sorrel Willow Nettle Unidentified
1 1 (Low) 0 (Low) 13 (Low) 9 (Low) 6 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 1 (Low) 2 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 2 (Low) 0 (Low) 2 (Low) 0 (Low) 5 (Low) 4 (Low) 3 (Low) 14
2 0 (Low) 0 (Low) 19 (Low) 5 (Low) 3 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 4 (Low) 2 (Low) 2 (Low) 0 (Low) 2 (Low) 8
3 0 (Low) 0 (Low) 20 (Low) 4 (Low) 2 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 2 (Low) 1 (Low) 0 (Low) 0 (Low) 2 (Low) 4
4 2 (Low) 0 (Low) 48 (Medium) 4 (Low) 6 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 5 (Low) 2 (Low) 1 (Low) 0 (Low) 2 (Low) 8
5 0 (Low) 0 (Low) 5 (Low) 3 (Low) 2 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 3 (Low) 1 (Low) 5 (Low) 0 (Low) 2 (Low) 4
6 1 (Low) 0 (Low) 18 (Low) 5 (Low) 3 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 9 (Low) 2 (Low) 4 (Low) 0 (Low) 6 (Low) 5
7 1 (Low) 0 (Low) 30 (Medium) 12 (Low) 2 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 5 (Low) 3 (Low) 0 (Low) 0 (Low) 2 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 5 (Low) 5 (Low) 4 (Low) 0 (Low) 6 (Low) 16
8 0 (Low) 0 (Low) 93 (High) 24 (Medium) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 2 (Low) 1 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 10 (Low) 2 (Low) 4 (Low) 0 (Low) 5 (Low) 20
9 0 (Low) 0 (Low) 60 (Medium) 21 (Medium) 22 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 1 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 4 (Low) 0 (Low) 11 (Low) 9 (Low) 5 (Low) 0 (Low) 6 (Low) 16
10 2 (Low) 0 (Low) 23 (Low) 14 (Low) 9 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 4 (Low) 0 (Low) 7 (Low) 4 (Low) 1 (Low) 0 (Low) 3 (Low) 26
11 1 (Low) 0 (Low) 23 (Low) 15 (Low) 2 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 1 (Low) 1 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 3 (Low) 1 (Low) 2 (Low) 0 (Low) 1 (Low) 8
12 0 (Low) 0 (Low) 30 (Medium) 25 (Medium) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 4 (Low) 4 (Low) 5 (Low) 0 (Low) 4 (Low) 13
13 — — — — — — — — — — — — — — — — — — — — — — — — —
14 — — — — — — — — — — — — — — — — — — — — — — — — —
15 — — — — — — — — — — — — — — — — — — — — — — — — —
16 — — — — — — — — — — — — — — — — — — — — — — — — —
17 — — — — — — — — — — — — — — — — — — — — — — — — —
18 0 (Low) 0 (Low) 28 (Low) 5 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 2 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 3 (Low) 3 (Low) 1 (Low) 0 (Low) 2 (Low) 14
19 1 (Low) 0 (Low) 16 (Low) 13 (Low) 1 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 5 (Low) 2 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 1 (Low) 4 (Low) 0 (Low) 4 (Low) 10
20 0 (Low) 0 (Low) 29 (Low) 17 (Low) 2 (Low) 0 (Low) 6 (Low) 0 (Low) 1 (Low) 5 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 8 (Low) 2 (Low) 10 (Low) 0 (Low) 4 (Low) 17
21 1 (Low) 0 (Low) 60 (Medium) 22 (Medium) 1 (Low) 0 (Low) 14 (Low) 0 (Low) 0 (Low) 9 (Low) 8 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 2 (Low) 3 (Low) 12 (Low) 0 (Low) 6 (Low) 27
22 1 (Low) 0 (Low) 39 (Medium) 20 (Medium) 1 (Low) 0 (Low) 2 (Low) 0 (Low) 0 (Low) 0 (Low) 5 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 5 (Low) 12 (Low) 0 (Low) 2 (Low) 25
23 0 (Low) 0 (Low) 35 (Medium) 8 (Low) 0 (Low) 0 (Low) 2 (Low) 0 (Low) 0 (Low) 5 (Low) 2 (Low) 0 (Low) 1 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 3 (Low) 2 (Low) 4 (Low) 0 (Low) 9 (Low) 13
24 0 (Low) 0 (Low) 15 (Low) 3 (Low) 1 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 2 (Low) 0 (Low) 4 (Low) 11
25 1 (Low) 0 (Low) 19 (Low) 11 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 4 (Low) 1 (Low) 4 (Low) 0 (Low) 3 (Low) 14
26 2 (Low) 0 (Low) 42 (Medium) 18 (Low) 2 (Low) 0 (Low) 4 (Low) 0 (Low) 0 (Low) 6 (Low) 2 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 3 (Low) 1 (Low) 15 (Medium) 0 (Low) 11 (Low) 19
27 0 (Low) 0 (Low) 33 (Medium) 11 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 1 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 2 (Low) 2 (Low) 4 (Low) 0 (Low) 8 (Low) 14
28 1 (Low) 0 (Low) 10 (Low) 4 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 2 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 1 (Low) 2 (Low) 2 (Low) 0 (Low) 1 (Low) 11
29 0 (Low) 0 (Low) 1 (Low) 4 (Low) 2 (Low) 0 (Low) 3 (Low) 0 (Low) 0 (Low) 1 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 2 (Low) 0 (Low) 2 (Low) 5
30 0 (Low) 0 (Low) 5 (Low) 4 (Low) 1 (Low) 0 (Low) 5 (Low) 0 (Low) 0 (Low) 1 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 1 (Low) 1 (Low) 0 (Low) 2 (Low) 6