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an online publication on recent pollen

Chlorospatha dodsonii

Taxonomy: Angiospermae, Alismatales, Araceae, Chlorospatha

Published: 2016-10-06

Pollen Description

Shape, Size and Aperture

pollen unit: tetrad,  dispersal unit and peculiarities: tetrad planar, tetrad decussate, tetrad tetragonal,  size (pollen unit): medium-sized (26-50 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: tetrad,  polarity: heteropolar,  P/E-ratio: -,  shape: spheroidal,  outline in polar view: circular,  dominant orientation (LM): -,  P/E-ratio (dry pollen): -,  shape (dry pollen): spheroidal,  outline in polar view (dry pollen): circular,  infoldings (dry pollen): not infolded,  aperture number: none,  aperture type: no aperture,  aperture condition: inaperturate,  aperture peculiarities: -

Ornamentation and Structure

LMornamentation LM: -,  nexine: -,  sexine: -,  SEMornamentation SEM: psilate,  suprasculpture SEM: -,  TEMtectum: -,  infratectum: -,  foot layer: -,  endexine: -,  intine: -,  wall peculiarities: -,  supratectal element: -

Miscellaneous

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

Annotations: dry pollen not or only slightly infolded, shape of single pollen grains more or less spheroidal

Author(s) of diagnosis: Halbritter, Heidemarie

Pictures

hydrated tetrad

1. hydrated tetrad

hydrated tetrad

2. hydrated tetrad

hydrated tetrad

3. hydrated tetrad

exine surface

4. exine surface

dry pollen grains

5. dry pollen grains

Picture legend

  1. hydrated tetrad - fresh, rehydration (water) & DMP & critical point dried, photographer: Halbritter, H.
  2. hydrated tetrad - fresh, rehydration (water) & DMP & critical point dried, photographer: Halbritter, H.
  3. hydrated tetrad - fresh, rehydration (water) & DMP & critical point dried, photographer: Halbritter, H.
  4. exine surface - fresh, rehydration (water) & DMP & critical point dried, photographer: Halbritter, H.
  5. dry pollen grains - fresh, photographer: Halbritter, H.

Literature

  • Halbritter, H (1998) Preparing living pollen material for scanning electron microscopy using 2,2-dimethoxypropane (DMP) and criticalpoint drying. Biotechnic Histochem 73: 137–143

Copyright and Citation

Cite this publication as:

Halbritter H. 2016. Chlorospatha dodsonii. In: PalDat - A palynological database. https://www.paldat.org/pub/Chlorospatha_dodsonii/301520;jsessionid=22595C10B509A6B880DF4E8A49C5ECC6; accessed 2024-04-29

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