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PalDat - Palynological Database

an online publication on recent pollen

Callitriche stagnalis

Taxonomy: Angiospermae, Lamiales, Plantaginaceae, Callitriche

Published: 2016-01-29

Pollen Description

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: inaperturate,  polarity: -,  P/E-ratio: -,  shape: spheroidal,  outline in polar view: circular,  dominant orientation (LM): -,  P/E-ratio (dry pollen): -,  shape (dry pollen): irregular,  outline in polar view (dry pollen): irregular,  infoldings (dry pollen): irregularly infolded,  aperture number: none,  aperture type: no aperture,  aperture condition: inaperturate,  aperture peculiarities: -

Ornamentation and Structure

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

Miscellaneous

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

Annotations: no distinct apertures but tenuitas-like areas

Author(s) of diagnosis: Halbritter, Heidemarie

Pictures

hydrated pollen grain

1. hydrated pollen grain

exine surface (tenuitas-like area)

2. exine surface (tenuitas-like area)

exine surface

3. exine surface

dry pollen grains

4. dry pollen grains

Picture legend

  1. hydrated pollen grain - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  2. exine surface (tenuitas-like area) - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  3. exine surface - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  4. dry pollen grains - dry, sputter coated with gold, photographer: Halbritter, H.

Literature

    Copyright and Citation

    Cite this publication as:

    Halbritter H. 2016. Callitriche stagnalis. In: PalDat - A palynological database. https://www.paldat.org/pub/Callitriche_stagnalis/300368;jsessionid=A361228941DF11E4C0905C92F2ECEB2D; accessed 2024-03-28

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