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Updated 10/26/98

Key Pollen Variables

Pollen type	Common Name
Alnus	Alder
Artemisia	Sage/Wormwood
Betula	Birch
Cyperaceae	Sedge
Ericales	Heaths
Larix	Larch
Picea	Spruce
Pinus Pinus undiff. Pinus subg. Pinus (Pinus Diploxylon) Pinus subg. Strobus (Pinus Haploxylon)	Pine
Poaceae	Grass
Populus	Balsam Polar/Aspen
Salix	Willow
Other herbs	Other herb types