PollyMapPalm pollen photographed through the microscope in the PollyKit lab — verified in Arizona.
About palm pollen
Boat-shaped pollen with a single long furrow, from date, fan and queen palms.
Plants that produce it
- Date palms in groves and streetscapes
- California and Mexican fan palms
- Queen, pygmy date and other landscape palms
How to recognize it
Elongate, boat-shaped grain with one single long furrow down one side (monosulcate) and a smooth to finely patterned wall.
Typical published size: 25–45 µm
Commonly confused with
- Grass pollen — round with a single pore
- Some fern spores — triangular or bean-shaped without a furrow
Allergy relevance
Moderately allergenic; male date and fan palms can put out heavy local loads during flowering in desert and coastal cities.
Where it's found
PollyMap has verified specimens of Palm from Arizona.
California, Arizona, Nevada, Texas, Florida and the Gulf Coast.
Also searched as: palm pollen, palm tree pollen allergy, arecaceae pollen, date palm pollen.
Related pollen specimens
Citing this specimen: PollyMap Specimen Library. “Palm — verified microscope specimen.” pollymap.com/library/specimen/palm-pollen-arizona-6d92f0
Expert discussion
No published comments yet. If you study palynology or mycology, we'd value your read on this specimen.