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PalDat - Palynological Database

an online publication on recent pollen

Quesnelia quesneliana

Taxonomy: Angiospermae, Poales, Bromeliaceae, Quesnelia

Published: 2016-07-07

Pollen Description

Shape, Size and Aperture

pollen unit: monad,  dispersal unit and peculiarities: monad,  size (pollen unit): medium-sized (26-50 µm),  pollen class: porate,  polarity: heteropolar,  shape: oblate,  outline in polar view: elliptic,  shape (dry pollen): irregular,  outline in polar view (dry pollen): irregular,  infoldings (dry pollen): irregularly infolded,  aperture number: 2,  aperture type: porus,  aperture condition: porate, diporate,  aperture peculiarities: -

Ornamentation and Structure

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

Miscellaneous

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

Author(s) of diagnosis: Halbritter, Heidemarie

Pictures

hydrated pollen

1. hydrated pollen

polar proximal view

2. polar proximal view

equatorial view

3. equatorial view

aperture

4. aperture

dry pollen

5. dry pollen

locule wall with a few scattered Ubisch bodies

6. locule wall with a few scattered Ubisch bodies

Picture legend

  1. hydrated pollen - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  2. polar proximal view - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  3. equatorial view - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  4. aperture - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  5. dry pollen - dry, sputter coated with gold, photographer: Halbritter, H.
  6. locule wall with a few scattered Ubisch bodies - 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. Quesnelia quesneliana. In: PalDat - A palynological database. https://www.paldat.org/pub/Quesnelia_quesneliana/301192;jsessionid=5A14673F63FD0D453C942C1A6EE704A2; accessed 2018-11-17