Tetrapollinia caerulescens
Taxonomy: Spermatophyta, Gentianales, Gentianaceae, Tetrapollinia
Published: 2012-02-08
Pollen Description
Shape, Size and Aperture
pollen unit: tetrad, dispersal unit and peculiarities: tetrad tetrahedral, 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: -, shape: no suitable term, outline in polar view: circular, dominant orientation (LM): -, P/E-ratio (dry pollen): -, shape (dry pollen): no suitable term, outline in polar view (dry pollen): circular, infoldings (dry pollen): not infolded, aperture number: 3, aperture type: -, aperture condition: porate, aperture peculiarities: -
Ornamentation and Structure
LM ornamentation LM: -, nexine: -, sexine: -, SEM ornamentation SEM: reticulate, echinate, suprasculpture SEM: -, TEM tectum: semitectate, infratectum: -, foot layer: -, endexine: -, intine: -, wall peculiarities: -, supratectal element: -
Miscellaneous
pollen coatings: -, reserves in cytoplasm: -, cell number: -, Ubisch bodies: absent
Author(s) of diagnosis: Halbritter, H.
Pictures
1. hydrated tetrad
2. hydrated tetrad
3. apertures
4. apertures
5. exine surface
6. exine surface
7. exine surface
8. polar area
9. dry tetrads
Picture legend
- hydrated tetrad - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- hydrated tetrad - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- apertures - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- apertures - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- exine surface - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- exine surface - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- exine surface - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- polar area - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- dry tetrads - dry, sputter coated with gold, photographer: Halbritter, H.
Literature
Copyright and Citation
Cite this publication as:
Halbritter H. 2012. Tetrapollinia caerulescens. In: PalDat - A palynological database. https://pc8.botanik.univie.ac.at/pub/Tetrapollinia_caerulescens/206447;jsessionid=E1A21C0EB028D94C59D4999A215A3289; accessed 2025-01-10