Picea abies
Taxonomy: Gymnospermae, Pinales, Pinaceae, Picea
Links: http://flora.nhm-wien.ac.at/Seiten-Arten/Picea-abies.htm
Published: 2020-07-27
Pollen Description
Shape, Size and Aperture
pollen unit: monad, dispersal unit and peculiarities: monad, size (pollen unit): very large (>100 µm), size of hydrated pollen (LM): >100 µm, shortest polar axis in equatorial view (LM): <10 µm, longest polar axis in equatorial view (LM): <10 µm, shortest diameter in equatorial or polar view (LM): 51-100 µm, longest diameter in equatorial or polar view (LM): >100 µm, pollen class: saccate, polarity: heteropolar, P/E-ratio: oblate, shape: -, outline in polar view: elliptic, dominant orientation (LM): polar, P/E-ratio (dry pollen): -, shape (dry pollen): -, outline in polar view (dry pollen): -, infoldings (dry pollen): aperture(s) sunken, aperture number: 1, aperture type: leptoma, aperture condition: -, aperture peculiarities: -
Ornamentation and Structure
LM ornamentation LM: scabrate, verrucate, gemmate, nexine: -, sexine: -, SEM ornamentation SEM: verrucate, psilate, suprasculpture SEM: -, TEM tectum: -, infratectum: -, foot layer: -, endexine: -, intine: -, wall peculiarities: saccus, supratectal element: -
Miscellaneous
pollen coatings: -, reserves in cytoplasm: -, cell number: -, Ubisch bodies: -
Author(s) of diagnosis: Halbritter, Heidemarie; Heigl, Helmut
Pictures
1. male cone(s)
2. hydrated Pollen
3. hydrated Pollen
4. hydrated Pollen
5. polar view (distal)
6. polar view (proximal)
7. equatorial view
8. leptoma
9. exine surface
10. exine surface (saccus)
11. dry pollen grains
Picture legend
- male cone(s), photographer: Halbritter, H.
- hydrated Pollen - fresh, glycerine, unstained, photographer: Heigl, H.
- hydrated Pollen - fresh, glycerine, ruthenium red, photographer: Heigl, H.
- hydrated Pollen - fresh, glycerine, ruthenium red, photographer: Heigl, H.
- polar view (distal) - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- polar view (proximal) - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- equatorial view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- leptoma - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- exine surface - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- exine surface (saccus) - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- dry pollen grains - dry, sputter coated with gold, photographer: Halbritter, H.
Literature
- (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. Picea abies. In: PalDat - A palynological database. https://pc8.botanik.univie.ac.at/pub/Picea_abies/303740;jsessionid=094E2675CB0D938FAA9F5123ED3876B8; accessed 2025-01-10