Gaura lindheimeri
Taxonomy: Angiospermae, Myrtales, Onagraceae, Gaura
Published: 2021-06-23
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): 51-100 µm, longest polar axis in equatorial view (LM): -, shortest diameter in equatorial or polar view (LM): >100 µm, longest diameter in equatorial or polar view (LM): >100 µm, pollen class: porate, polarity: heteropolar, P/E-ratio: oblate, shape: -, outline in polar view: triangular, dominant orientation (LM): oblique, P/E-ratio (dry pollen): oblate, shape (dry pollen): -, outline in polar view (dry pollen): triangular, infoldings (dry pollen): interapertural area sunken, aperture number: 3, aperture type: porus, aperture condition: porate, triporate, aperture peculiarities: annulus, aperture membrane ornamented
Ornamentation and Structure
LM ornamentation LM: gemmate, verrucate, scabrate, nexine: -, sexine: -, SEM ornamentation SEM: microgemmate, perforate, suprasculpture SEM: -, TEM tectum: -, infratectum: -, foot layer: -, endexine: -, intine: -, wall peculiarities: viscin threads, supratectal element: -
Miscellaneous
pollen coatings: -, reserves in cytoplasm: -, cell number: -, Ubisch bodies: -
Annotations: viscin threads inserted on proximal face
Author(s) of diagnosis: Halbritter, Heidemarie; Auer, Waltraud
Pictures
1. habitus, flower(s)
2. flower(s)
3. hydrated Pollen
4. hydrated Pollen
5. hydrated Pollen
6. hydrated pollen grains
7. polar proximal view (oblique)
8. equatorial view
9. aperture
10. exine surface
11. viscin threads on pollen surface
12. viscin threads
13. dry pollen grains
Picture legend
- habitus, flower(s), photographer: Buchner, R.
- flower(s), photographer: Buchner, R.
- hydrated Pollen - fresh, glycerine, unstained, photographer: Auer, W.
- hydrated Pollen - fresh, glycerine, ruthenium red, photographer: Auer, W.
- hydrated Pollen - fresh, glycerine, ruthenium red, photographer: Auer, W.
- hydrated pollen grains - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- polar proximal view (oblique) - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- equatorial view - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- aperture - 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.
- viscin threads on pollen surface - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- viscin threads - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- dry pollen grains - dry, sputter coated with gold, photographer: Halbritter, H.
Literature
Copyright and Citation
Cite this publication as:
Halbritter H., Auer W., Buchner R. 2021. Gaura lindheimeri. In: PalDat - A palynological database. https://pc8.botanik.univie.ac.at/pub/Gaura_lindheimeri/306222;jsessionid=6986C27BCF8E9DDB7DB0605A10D91D31; accessed 2025-01-25