Lamium maculatum
Taxonomy: Angiospermae, Lamiales, Lamiaceae, Lamium
Links: http://flora.nhm-wien.ac.at/Seiten-Arten/Lamium-maculatum.htm
Published: 2020-12-14
Pollen Description
Shape, Size and Aperture
pollen unit: monad, dispersal unit and peculiarities: monad, size (pollen unit): medium-sized (26-50 µm), size of hydrated pollen (LM): 21-25 µm, 26-30 µm, shortest polar axis in equatorial view (LM): 21-25 µm, longest polar axis in equatorial view (LM): 26-30 µm, shortest diameter in equatorial or polar view (LM): 26-30 µm, longest diameter in equatorial or polar view (LM): 26-30 µm, pollen class: colpate, 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): 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
LM ornamentation LM: psilate, nexine: -, sexine: -, SEM ornamentation SEM: microgemmate, perforate, suprasculpture SEM: -, TEM tectum: eutectate, infratectum: columellate, foot layer: discontinuous, endexine: absent, intine: monolayered, wall peculiarities: -, supratectal element: -
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; Heigl, Helmut
Pictures
1. flower(s)
2. pollen grain with generative cell and vegetative nucleus
3. upper focus
4. optical section
5. lower focus
6. polar view
7. hydrated Pollen
8. hydrated Pollen
9. hydrated Pollen
10. polar view
11. polar view
12. equatorial view
13. aperture
14. detail of aperture
15. detail of aperture
16. exine surface
17. exine surface
18. exine surface
19. polar area
20. dry pollen grains
21. dry pollen grains
22. dry pollen grain
23. pollen grain in cross section
24. apertural area of pollen wall
25. pollen wall at transition of aperture and interapertural area
26. pollen wall at transition of aperture and interapertural area
27. pollen wall at transition of aperture and interapertural area
28. interapertural area of pollen wall
29. interapertural area of pollen wall
30. interapertural area of pollen wall
31. generative cell, vegetative nucleus with crystalline inclusion (protein bodies)
32. generative cell and vegetative nucleus
33. detail of vegetative nucleus; crystalline inclusions (protein bodies)
Picture legend
- flower(s), photographer: Halbritter, H.
- pollen grain with generative cell and vegetative nucleus - fresh, rehydrated (water), aceto-carmine, photographer: Ulrich, S.
- upper focus - fresh, acetolyzed, unstained, photographer: Ulrich, S.
- optical section - fresh, acetolyzed, unstained, photographer: Ulrich, S.
- lower focus - fresh, acetolyzed, unstained, photographer: Ulrich, S.
- polar view - fresh, rehydrated (water), unstained, photographer: Ulrich, 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, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- polar view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Ulrich, S.
- equatorial view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Ulrich, S.
- aperture - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- detail of aperture - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Ulrich, S.
- detail of aperture - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Ulrich, S.
- exine surface - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Ulrich, S.
- exine surface - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Ulrich, S.
- exine surface - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Ulrich, S.
- polar area - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- dry pollen grains - dry, sputter coated with gold, photographer: Ulrich, S.
- dry pollen grains - dry, sputter coated with gold, photographer: Halbritter, H.
- dry pollen grain - dry, sputter coated with gold, photographer: Ulrich, S.
- pollen grain in cross section - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Ulrich, S.
- apertural area of pollen wall - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Ulrich, S.
- pollen wall at transition of aperture and interapertural area - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Ulrich, S.
- pollen wall at transition of aperture and interapertural area - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Ulrich, S.
- pollen wall at transition of aperture and interapertural area - fresh, glutaraldehyde & osmium & potassium ferrocyanide, potassium permanganate, photographer: Ulrich, S.
- interapertural area of pollen wall - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Ulrich, S.
- interapertural area of pollen wall - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Ulrich, S.
- interapertural area of pollen wall - fresh, glutaraldehyde & osmium & potassium ferrocyanide, potassium permanganate, photographer: Ulrich, S.
- generative cell, vegetative nucleus with crystalline inclusion (protein bodies) - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Ulrich, S.
- generative cell and vegetative nucleus - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Ulrich, S.
- detail of vegetative nucleus; crystalline inclusions (protein bodies) - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Ulrich, S.
Literature
- (1998) Preparing living pollen material for scanning electron microscopy using 2,2-dimethoxypropane (DMP) and criticalpoint drying. Biotechnic Histochem 73: 137–143
- (2005) Exkursionsflora für Österreich, Liechtenstein und Südtirol : 1180
Copyright and Citation
Cite this publication as:
Halbritter H., Ulrich S., Heigl H. 2020. Lamium maculatum. In: PalDat - A palynological database. https://www.paldat.org/pub/Lamium_maculatum/304428;jsessionid=E21145A1B6CBC32E4385247670656E5D; accessed 2024-04-19