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PalDat - Palynological Database

an online publication on recent pollen

Rumex acetosa

Taxonomy: Angiospermae, Caryophyllales, Polygonaceae, Rumex

Published: 2016-08-08

Pollen Description

Shape, Size and Aperture

pollen unit: monad,  dispersal unit and peculiarities: monad,  size (pollen unit): small (10-25 µm),  pollen class: colporate,  polarity: isopolar,  shape: spheroidal,  outline in polar view: circular,  shape (dry pollen): prolate,  outline in polar view (dry pollen): triangular,  infoldings (dry pollen): aperture(s) sunken,  aperture number: 3,  aperture type: colporus,  aperture condition: colporate, tricolporate,  aperture peculiarities: aperture membrane smooth

Ornamentation and Structure

LMornamentation LM: scabrate, reticulate,  nexine: -,  sexine: -,  SEMornamentation SEM: perforate, microechinate,  TEMtectum: eutectate,  infratectum: columellate,  foot layer: continuous,  endexine: absent,  intine: monolayered,  wall peculiarities: -

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

Pictures

flowers of Rumex acetosa

1. flowers of Rumex acetosa

upper focus

2. upper focus

equatorial view

3. equatorial view

lower focus

4. lower focus

pollen grain with vegetative nucleus and sperm cells

5. pollen grain with vegetative nucleus and sperm cells

polar view

6. polar view

equatorial view

7. equatorial view

aperture

8. aperture

exine surface

9. exine surface

exine surface

10. exine surface

dry pollen grains

11. dry pollen grains

polar view (dry pollen grain)

12. polar view (dry pollen grain)

dry pollen grain in equatorial view

13. dry pollen grain in equatorial view

dry pollen grain in equatorial view

14. dry pollen grain in equatorial view

Ubisch bodies

15. Ubisch bodies

pollen grain in cross section

16. pollen grain in cross section

interapertural area of pollen wall

17. interapertural area of pollen wall

apertural area of pollen wall

18. apertural area of pollen wall

apertural area of pollen wall

19. apertural area of pollen wall

pollen wall at transition of aperture and interapertural area

20. pollen wall at transition of aperture and interapertural area

pollen wall at transition of aperture and interapertural area

21. pollen wall at transition of aperture and interapertural area

vegetative nucleus (center) and sperm cells

22. vegetative nucleus (center) and sperm cells

Picture legend

  1. flowers of Rumex acetosa, photographer: Sam, S.
  2. upper focus - fresh, acetolyzed, unstained, photographer: Sam, S.
  3. equatorial view - fresh, acetolyzed, unstained, photographer: Sam, S.
  4. lower focus - fresh, acetolyzed, unstained, photographer: Sam, S.
  5. pollen grain with vegetative nucleus and sperm cells - fresh, unfixed, aceto-carmine, photographer: Sam, S.
  6. polar view - fresh, DMP & critical point dried, photographer: Sam, S.
  7. equatorial view - fresh, DMP & critical point dried, photographer: Sam, S.
  8. aperture - fresh, DMP & critical point dried, photographer: Sam, S.
  9. exine surface - fresh, DMP & critical point dried, photographer: Sam, S.
  10. exine surface - fresh, DMP & critical point dried, photographer: Sam, S.
  11. dry pollen grains - dry, sputter coated with gold, photographer: Sam, S.
  12. polar view (dry pollen grain) - dry, sputter coated with gold, photographer: Sam, S.
  13. dry pollen grain in equatorial view - dry, sputter coated with gold, photographer: Sam, S.
  14. dry pollen grain in equatorial view - dry, sputter coated with gold, photographer: Sam, S.
  15. Ubisch bodies - fresh, DMP & critical point dried, photographer: Sam, S.
  16. pollen grain in cross section - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Sam, S.
  17. interapertural area of pollen wall - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Sam, S.
  18. apertural area of pollen wall - fresh, glutaraldehyde & osmium & potassium ferrocyanide, lipid-test, photographer: Sam, S.
  19. apertural area of pollen wall - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Sam, S.
  20. pollen wall at transition of aperture and interapertural area - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Sam, S.
  21. pollen wall at transition of aperture and interapertural area - fresh, glutaraldehyde & osmium & potassium ferrocyanide, lipid-test, photographer: Sam, S.
  22. vegetative nucleus (center) and sperm cells - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Sam, S.

Literature

  • Adler W, Oswald K, Fischer R. (1994) Exkursionsflora von Österreich : 1180
  • 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:

Sam S. 2016. Rumex acetosa. In: PalDat - A palynological database. https://www.paldat.org/pub/Rumex_acetosa/301289;jsessionid=94C76196E6E655F42FE38858821D3D34; accessed 2018-11-17

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