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an online publication on recent pollen

Zantedeschia aetiopica

Taxonomy: Spermatophyta, Arales, Araceae, Zantedeschia

Published: 2005-06-01

Pollen Description

Shape, Size and Aperture

pollen unit: monad,  dispersal unit and peculiarities: monad,  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: -,  polarity: -,  P/E-ratio: -,  shape: -,  outline in polar view: elliptic,  dominant orientation (LM): -,  P/E-ratio (dry pollen): -,  shape (dry pollen): -,  outline in polar view (dry pollen): -,  infoldings (dry pollen): not infolded,  aperture number: none,  aperture type: no aperture,  aperture condition: inaperturate,  aperture peculiarities: -

Ornamentation and Structure

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

Miscellaneous

pollen coatings: pollenkitt,  reserves in cytoplasm: starch,  cell number: 3-celled,  Ubisch bodies: absent

Annotations: Ektexine is missing. Pollen grains are not resistant to prolonged acetolysis.

Author(s) of diagnosis: Halbritter, H.; Weber, M.

Pictures

hydrated pollen grain

1. hydrated pollen grain

dry pollen grains

2. dry pollen grains

bi-cellular pollen grain

3. bi-cellular pollen grain

pollen wall of young pollen grain

4. pollen wall of young pollen grain

pollen wall of mature pollen grain; surface covered by pollenkitt

5. pollen wall of mature pollen grain; surface covered by pollenkitt

vegetative nucleus and two sperm cells

6. vegetative nucleus and two sperm cells

Picture legend

  1. hydrated pollen grain - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  2. dry pollen grains - dry, sputter coated with gold, photographer: Halbritter, H.
  3. bi-cellular pollen grain - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Weber, M.
  4. pollen wall of young pollen grain - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Weber, M.
  5. pollen wall of mature pollen grain; surface covered by pollenkitt - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Weber, M.
  6. vegetative nucleus and two sperm cells - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Weber, M.

Literature

    Copyright and Citation

    Cite this publication as:

    Halbritter H., Weber M. 2005. Zantedeschia aetiopica. In: PalDat - A palynological database. https://www.paldat.org/pub/Zantedeschia_aetiopica/100620;jsessionid=8C910989CA2905DDCEF890A8B800EF06; accessed 2024-04-27

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