Shape, Size and Aperture

pollen unit: monad,  dispersal unit and peculiarities: monad,  size (pollen unit): small (10-25 µm),  size of hydrated pollen (LM): -,  shortest polar axis in equatorial view (LM): -,  longest polar axis in equatorial view (LM): -,  shortest diameter in equatorial or polar view (LM): -,  longest diameter in equatorial or polar view (LM): -,  pollen class: colporate,  polarity: isopolar,  P/E-ratio: prolate,  shape: -,  outline in polar view: circular,  dominant orientation (LM): -,  P/E-ratio (dry pollen): prolate,  shape (dry pollen): -,  outline in polar view (dry pollen): circular,  infoldings (dry pollen): not infolded,  aperture number: number varies,  aperture type: colporus,  aperture condition: colporate, tetracolporate, pentacolporate,  aperture peculiarities: aperture membrane ornamented, brevicolporus

Ornamentation and Structure

LM  ornamentation LM: -,  nexine: -,  sexine: -,  SEM  ornamentation SEM: perforate, psilate, microechinate,  suprasculpture SEM: -,  TEM  tectum: -,  infratectum: -,  foot layer: -,  endexine: -,  intine: -,  wall peculiarities: -,  supratectal element: -

Miscellaneous

pollen coatings: -,  reserves in cytoplasm: -,  cell number: -,  Ubisch bodies: present

Annotations: aperture number predominantly 5, but also with 4 apertures

Author(s) of diagnosis: Halbritter, Heidemarie