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PalDat - Palynological Database

an online publication on recent pollen

Pinus sylvestris

Taxonomy: Gymnospermae, Pinales, Pinaceae, Pinus

Links: http://flora.nhm-wien.ac.at/seiten-arten/pinus-sylvestris-sylvestris.htm

Published: 2020-07-28

Pollen Description

Shape, Size and Aperture

pollen unit: monad,  dispersal unit and peculiarities: monad,  size (pollen unit): large (51-100 µm),  size of hydrated pollen (LM): 51-100 µm,  shortest polar axis in equatorial view (LM): 31-35 µm,  longest polar axis in equatorial view (LM): 51-100 µm,  shortest diameter in equatorial or polar view (LM): 41-50 µm,  longest diameter in equatorial or polar view (LM): 51-100 µm,  pollen class: saccate,  polarity: heteropolar,  P/E-ratio: -,  shape: saccate,  outline in polar view: -,  dominant orientation (LM): polar,  P/E-ratio (dry pollen): -,  shape (dry pollen): -,  outline in polar view (dry pollen): circular,  infoldings (dry pollen): aperture(s) sunken,  aperture number: 1,  aperture type: leptoma,  aperture condition: -,  aperture peculiarities: -

Ornamentation and Structure

LMornamentation LM: scabrate, verrucate, gemmate,  nexine: -,  sexine: -,  SEMornamentation SEM: verrucate, perforate,  suprasculpture SEM: -,  TEMtectum: -,  infratectum: -,  foot layer: -,  endexine: -,  intine: -,  wall peculiarities: saccus,  supratectal element: -

Miscellaneous

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

Annotations: bisaccate

Author(s) of diagnosis: Halbritter, Heidemarie; Heigl, Helmut

Pictures

hydrated Pollen

1. hydrated Pollen

hydrated Pollen

2. hydrated Pollen

hydrated Pollen

3. hydrated Pollen

polar distal view

4. polar distal view

polar proximal view

5. polar proximal view

hydrated pollen grain

6. hydrated pollen grain

equatorial view

7. equatorial view

leptoma

8. leptoma

exine surface (cappa)

9. exine surface (cappa)

exine surface (saccus)

10. exine surface (saccus)

dry pollen grain

11. dry pollen grain

Ubisch bodies

12. Ubisch bodies

Picture legend

  1. hydrated Pollen - fresh, glycerine, unstained, photographer: Heigl, H.
  2. hydrated Pollen - fresh, glycerine, ruthenium red, photographer: Heigl, H.
  3. hydrated Pollen - fresh, glycerine, ruthenium red, photographer: Heigl, H.
  4. polar distal view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  5. polar proximal view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  6. hydrated pollen grain - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  7. equatorial view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  8. leptoma - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  9. exine surface (cappa) - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  10. exine surface (saccus) - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  11. dry pollen grain - dry, sputter coated with gold, photographer: Halbritter, H.
  12. Ubisch bodies - fresh, rehydrated (water) & critical point dried & 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., Heigl H. 2020. Pinus sylvestris. In: PalDat - A palynological database. https://www.paldat.org/pub/Pinus_sylvestris/303745;jsessionid=DA27B7F98F288BA6A1BDF7215674FCB6; accessed 2020-09-19

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