Rumex acetosa
Taxonomy: Angiospermae, Caryophyllales, Polygonaceae, Rumex
Published: 2021-06-21
Pollen Description
Shape, Size and Aperture
pollen unit: monad, dispersal unit and peculiarities: monad, size (pollen unit): small (10-25 µm), size of hydrated pollen (LM): 16-20 µm, shortest polar axis in equatorial view (LM): 16-20 µm, longest polar axis in equatorial view (LM): 16-20 µm, shortest diameter in equatorial or polar view (LM): 16-20 µm, longest diameter in equatorial or polar view (LM): 16-20 µm, pollen class: colporate, polarity: isopolar, P/E-ratio: isodiametric, shape: spheroidal, outline in polar view: circular, dominant orientation (LM): oblique, P/E-ratio (dry pollen): prolate, shape (dry pollen): -, outline in polar view (dry pollen): triangular, infoldings (dry pollen): aperture(s) sunken, aperture number: 3, aperture type: colporus, aperture condition: tricolporate, colporate, aperture peculiarities: aperture membrane psilate
Ornamentation and Structure
LM ornamentation LM: reticulate, scabrate, nexine: -, sexine: -, SEM ornamentation SEM: microechinate, perforate, suprasculpture SEM: -, TEM tectum: eutectate, infratectum: columellate, foot layer: continuous, endexine: absent, intine: monolayered, wall peculiarities: -, supratectal element: -
Miscellaneous
pollen coatings: pollenkitt, reserves in cytoplasm: starch, cell number: 3-celled, Ubisch bodies: present
Annotations: footlayer very thin; less pollenkitt
Author(s) of diagnosis: Sam, Saskia; Heigl, Helmut; Auer, Waltraud
Pictures
1. flowers of Rumex acetosa
2. upper focus
3. equatorial view
4. lower focus
5. pollen grain with vegetative nucleus and sperm cells
6. hydrated Pollen
7. hydrated Pollen
8. hydrated Pollen
9. polar view
10. equatorial view
11. aperture
12. exine surface
13. exine surface
14. dry pollen grains
15. polar view (dry pollen grain)
16. dry pollen grain in equatorial view
17. dry pollen grain in equatorial view
18. Ubisch bodies
19. pollen grain in cross section
20. interapertural area of pollen wall
21. apertural area of pollen wall
22. apertural area of pollen wall
23. pollen wall at transition of aperture and interapertural area
24. pollen wall at transition of aperture and interapertural area
25. vegetative nucleus (center) and sperm cells
Picture legend
- flowers of Rumex acetosa, photographer: Sam, S.
- upper focus - fresh, acetolyzed, unstained, photographer: Sam, S.
- equatorial view - fresh, acetolyzed, unstained, photographer: Sam, S.
- lower focus - fresh, acetolyzed, unstained, photographer: Sam, S.
- pollen grain with vegetative nucleus and sperm cells - fresh, unfixed, aceto-carmine, photographer: Sam, S.
- 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 - fresh, DMP & critical point dried, photographer: Sam, S.
- equatorial view - fresh, DMP & critical point dried, photographer: Sam, S.
- aperture - fresh, DMP & critical point dried, photographer: Sam, S.
- exine surface - fresh, DMP & critical point dried, photographer: Sam, S.
- exine surface - fresh, DMP & critical point dried, photographer: Sam, S.
- dry pollen grains - dry, sputter coated with gold, photographer: Sam, S.
- polar view (dry pollen grain) - dry, sputter coated with gold, photographer: Sam, S.
- dry pollen grain in equatorial view - dry, sputter coated with gold, photographer: Sam, S.
- dry pollen grain in equatorial view - dry, sputter coated with gold, photographer: Sam, S.
- Ubisch bodies - fresh, DMP & critical point dried, photographer: Sam, S.
- pollen grain in cross section - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Sam, S.
- interapertural area of pollen wall - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Sam, S.
- apertural area of pollen wall - fresh, glutaraldehyde & osmium & potassium ferrocyanide, lipid-test, photographer: Sam, S.
- apertural area of pollen wall - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Sam, S.
- pollen wall at transition of aperture and interapertural area - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Sam, S.
- pollen wall at transition of aperture and interapertural area - fresh, glutaraldehyde & osmium & potassium ferrocyanide, lipid-test, photographer: Sam, S.
- vegetative nucleus (center) and sperm cells - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Sam, S.
Literature
- (1994) Exkursionsflora von Österreich : 1180
- (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:
Sam S., Heigl H., Auer W. 2021. Rumex acetosa. In: PalDat - A palynological database. https://pc8.botanik.univie.ac.at/pub/Rumex_acetosa/306166; accessed 2025-04-27