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PalDat - Palynological Database

an online publication on recent pollen

Nelumbo nucifera

Taxonomy: Spermatophyta, Nymphaeales, Nelumbonaceae, Nelumbo

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: isopolar,  P/E-ratio: -,  shape: spheroidal,  outline in polar view: circular,  dominant orientation (LM): -,  P/E-ratio (dry pollen): prolate,  shape (dry pollen): -,  outline in polar view (dry pollen): lobate,  infoldings (dry pollen): aperture(s) sunken,  aperture number: 3,  aperture type: -,  aperture condition: colpate,  aperture peculiarities: aperture membrane ornamented

Ornamentation and Structure

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

Miscellaneous

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

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

Pictures

polar view

1. polar view

detail of aperture

2. detail of aperture

exine surface

3. exine surface

dry pollen grains

4. dry pollen grains

pollen wall

5. pollen wall

pollen wall

6. pollen wall

generative cell

7. generative cell

Picture legend

  1. polar view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  2. detail of aperture - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  3. exine surface - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  4. dry pollen grains - dry, sputter coated with gold, photographer: Halbritter, H.
  5. pollen wall - fresh, glutaraldehyde & osmium & potassium ferrocyanide, lipid-test, photographer: Weber, M.
  6. pollen wall - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Weber, M.
  7. generative cell - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Weber, M.

Literature

    Copyright and Citation

    Cite this publication as:

    Halbritter H., Weber M. 2005. Nelumbo nucifera. In: PalDat - A palynological database. https://www.paldat.org/pub/Nelumbo_nucifera/103417;jsessionid=BE669A209E845B20A77BCB460FBE3C8C; accessed 2024-03-28

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