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Sycamore

Family, Genus: Plantanaceae, Platanus

Size  17 - 19, by 18 - 20
Shape  suboblate
Exine  1.6 um thick
Intine  .8 um thick, up to 1.4 beneath colpi
Furrows  tricolpate, sometimes 4,
Sculpting  reticulate
Bloom Period 

May to June

Allergenicity  moderately allergenic

Thumbnails:

Dr. M. Davis images:
Platanus wrightii

References:

Bassett, John, Clifford Crompton and John Parmelee.  An Atlas of Airborne Pollen Grains and Common Fungus Spores of Canada.  Canada Department of Agriculture, 1978. 

Jelks, Mary, M.D.  Allergy Plants that Cause Sneezing and Wheezing.  World Wide Printing, Tampa, 1986. 

Kapp, Ronald O.  Pollen and Spores, Second Edition.  The American Association of Stratigraphic Palynologists Foundation, 2000. 

Lewis, Walter H., Prathibha Vinay and Vincent E. Zenger.  Airborne and Allergenic Pollen of North America.  The Johns Hopkins University Press, Baltimore and London, 1983. 


page created by: Brian Hoffman