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PalDat - Palynological Database

an online publication on recent pollen

Lamium maculatum

Taxonomy: Angiospermae, Lamiales, Lamiaceae, Lamium

Published: 2016-03-01

Pollen Description

Shape, Size and Aperture

pollen unit: monad,  dispersal unit and peculiarities: monad,  size (pollen unit): medium-sized (26-50 µm),  pollen class: colpate,  polarity: isopolar,  shape: spheroidal,  outline in polar view: circular,  shape (dry pollen): prolate,  outline in polar view (dry pollen): elliptic,  infoldings (dry pollen): aperture(s) sunken,  aperture number: 3,  aperture type: colpus,  aperture condition: colpate, tricolpate,  aperture peculiarities: aperture membrane ornamented

Ornamentation and Structure

LMornamentation LM: psilate,  nexine: -,  sexine: -,  SEMornamentation SEM: microgemmate, perforate,  TEMtectum: eutectate,  infratectum: columellate,  foot layer: discontinuous,  endexine: absent,  intine: monolayered,  wall peculiarities: -

Miscellaneous

pollen coatings: pollenkitt,  reserves in cytoplasm: -,  cell number: 2-celled,  Ubisch bodies: absent

Annotations

some vegetative nuclei with crystalline inclusions

Author(s) of diagnosis: Halbritter, Halbritter; Ulrich, Silvia

Pictures

flower(s)

1. flower(s)

pollen grain with generative cell and vegetative nucleus

2. pollen grain with generative cell and vegetative nucleus

upper focus

3. upper focus

optical section

4. optical section

lower focus

5. lower focus

polar view

6. polar view

polar view

7. polar view

polar view

8. polar view

equatorial view

9. equatorial view

aperture

10. aperture

detail of aperture

11. detail of aperture

detail of aperture

12. detail of aperture

exine surface

13. exine surface

exine surface

14. exine surface

exine surface

15. exine surface

polar area

16. polar area

dry pollen grains

17. dry pollen grains

dry pollen grains

18. dry pollen grains

dry pollen grain

19. dry pollen grain

pollen grain in cross section

20. pollen grain in cross section

apertural area of pollen wall

21. apertural area of pollen wall

pollen wall at transition of aperture and interapertural area

22. pollen wall at transition of aperture and interapertural area

pollen wall at transition of aperture and interapertural area

23. pollen wall at transition of aperture and interapertural area

pollen wall at transition of aperture and interapertural area

24. pollen wall at transition of aperture and interapertural area

interapertural area of pollen wall

25. interapertural area of pollen wall

interapertural area of pollen wall

26. interapertural area of pollen wall

interapertural area of pollen wall

27. interapertural area of pollen wall

generative cell, vegetative nucleus with crystalline inclusion (protein bodies)

28. generative cell, vegetative nucleus with crystalline inclusion (protein bodies)

generative cell and vegetative nucleus

29. generative cell and vegetative nucleus

detail of vegetative nucleus; crystalline inclusions (protein bodies)

30. detail of vegetative nucleus; crystalline inclusions (protein bodies)

Picture legend

  1. flower(s), photographer: Halbritter, H.
  2. pollen grain with generative cell and vegetative nucleus - fresh, rehydrated (water), aceto-carmine, photographer: Ulrich, S.
  3. upper focus - fresh, acetolyzed, unstained, photographer: Ulrich, S.
  4. optical section - fresh, acetolyzed, unstained, photographer: Ulrich, S.
  5. lower focus - fresh, acetolyzed, unstained, photographer: Ulrich, S.
  6. polar view - fresh, rehydrated (water), unstained, photographer: Ulrich, S.
  7. polar view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  8. polar view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Ulrich, S.
  9. equatorial view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Ulrich, S.
  10. aperture - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  11. detail of aperture - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Ulrich, S.
  12. detail of aperture - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Ulrich, S.
  13. exine surface - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Ulrich, S.
  14. exine surface - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Ulrich, S.
  15. exine surface - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Ulrich, S.
  16. polar area - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  17. dry pollen grains - dry, sputter coated with gold, photographer: Ulrich, S.
  18. dry pollen grains - dry, sputter coated with gold, photographer: Halbritter, H.
  19. dry pollen grain - dry, sputter coated with gold, photographer: Ulrich, S.
  20. pollen grain in cross section - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Ulrich, S.
  21. apertural area of pollen wall - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Ulrich, S.
  22. pollen wall at transition of aperture and interapertural area - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Ulrich, S.
  23. pollen wall at transition of aperture and interapertural area - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Ulrich, S.
  24. pollen wall at transition of aperture and interapertural area - fresh, glutaraldehyde & osmium & potassium ferrocyanide, potassium permanganate, photographer: Ulrich, S.
  25. interapertural area of pollen wall - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Ulrich, S.
  26. interapertural area of pollen wall - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Ulrich, S.
  27. interapertural area of pollen wall - fresh, glutaraldehyde & osmium & potassium ferrocyanide, potassium permanganate, photographer: Ulrich, S.
  28. generative cell, vegetative nucleus with crystalline inclusion (protein bodies) - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Ulrich, S.
  29. generative cell and vegetative nucleus - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Ulrich, S.
  30. detail of vegetative nucleus; crystalline inclusions (protein bodies) - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Ulrich, S.

Literature

  • Halbritter, H (1998) Preparing living pollen material for scanning electron microscopy using 2,2-dimethoxypropane (DMP) and criticalpoint drying. Biotechnic Histochem 73: 137–143
  • FISCHER MA, ADLER W, OSWALD K (2005) Exkursionsflora für Österreich, Liechtenstein und Südtirol : 1180

Copyright and Citation

Cite this publication as:

Halbritter H., Ulrich S. 2016. Lamium maculatum. In: PalDat - A palynological database. https://www.paldat.org/pub/Lamium_maculatum/300524;jsessionid=94A79E3937BE9FE9E8EBD8098AA8AE8D; accessed 2018-11-20

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