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PalDat - Palynological Database

an online publication on recent pollen

Androlepis skinneri

Taxonomy: Angiospermae, Poales, Bromeliaceae, Androlepis

Published: 2016-03-18

Pollen Description

Shape, Size and Aperture

pollen unit: tetrad,  dispersal unit and peculiarities: tetrad decussate, tetrad planar,  size (pollen unit): large (51-100 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: oblate,  shape: -,  outline in polar view: elliptic,  dominant orientation (LM): -,  P/E-ratio (dry pollen): -,  shape (dry pollen): irregular,  outline in polar view (dry pollen): irregular,  infoldings (dry pollen): interapertural area sunken,  aperture number: 2,  aperture type: porus,  aperture condition: porate, diporate,  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: -

Author(s) of diagnosis: Halbritter, Heidemarie

Pictures

hydrated tetrads

1. hydrated tetrads

tetrad (planar)

2. tetrad (planar)

tetrad (decussate)

3. tetrad (decussate)

tetrad (slightly decussate)

4. tetrad (slightly decussate)

apertures

5. apertures

aperture

6. aperture

exine surface

7. exine surface

dry tetrads

8. dry tetrads

Picture legend

  1. hydrated tetrads - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  2. tetrad (planar) - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  3. tetrad (decussate) - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  4. tetrad (slightly decussate) - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  5. apertures - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  6. aperture - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  7. exine surface - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  8. dry tetrads - dry, sputter coated with gold, 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. Androlepis skinneri. In: PalDat - A palynological database. https://www.paldat.org/pub/Androlepis_skinneri/300676; accessed 2024-10-31

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