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PalDat - Palynological Database

an online publication on recent pollen

Larix decidua

Taxonomy: Gymnospermae, Pinales, Pinaceae, Larix

Published: 2016-11-23

Pollen Description

Shape, Size and Aperture

pollen unit: monad,  dispersal unit and peculiarities: monad,  size (pollen unit): large (51-100 µm),  pollen class: inaperturate,  polarity: heteropolar,  shape: -,  outline in polar view: elliptic,  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: psilate,  nexine: -,  sexine: -,  SEMornamentation SEM: granulate,  TEMtectum: -,  infratectum: -,  foot layer: -,  endexine: -,  intine: -,  wall peculiarities: impression mark

Miscellaneous

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

Annotations

shape in hydrated condition: ovoid to spheroidal

Author(s) of diagnosis: Halbritter, Heidemarie

Pictures

male cone(s)

1. male cone(s)

equatorial view

2. equatorial view

slightly oblique polar view (proximal)

3. slightly oblique polar view (proximal)

exine surface

4. exine surface

exine surface

5. exine surface

dry pollen grains

6. dry pollen grains

Picture legend

  1. male cone(s), photographer: Halbritter, H.
  2. equatorial view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  3. slightly oblique polar view (proximal) - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  4. exine surface - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  5. exine surface - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  6. dry pollen grains - 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. Larix decidua. In: PalDat - A palynological database. https://www.paldat.org/pub/Larix_decidua/302356;jsessionid=2216C46822B62C65A0C3494693604B45; accessed 2018-11-21

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