Common Pollen Types at Eagle Lake

 

 

Aquatics

 

Sparganium

(bur-reeds)

  • spherical shape
  • pore may be distinct or obscre
  • indistinguishable from T. latifolia when the tetrads separate
   

Typha latifolia (common cat-tail)

  • tetrad about 40 µm broad, individual grains about 18 x 22 µm
  • reticulate exine
  • single pore (may be indistinct)
  • when single, cannot be distinguished from Sparganium
   
 

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GLOSSARY