Galeopsis tetrahit
Taxonomy: Spermatophyta, Lamiales, Lamiaceae, Galeopsis
Published: 2005-06-01
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): -, shortest polar axis in equatorial view (LM): -, longest polar axis in equatorial view (LM): -, shortest diameter in equatorial or polar view (LM): -, longest diameter in equatorial or polar view (LM): -, pollen class: -, polarity: isopolar, P/E-ratio: -, shape: spheroidal, outline in polar view: circular, dominant orientation (LM): -, 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: -, aperture condition: colpate, aperture peculiarities: aperture membrane ornamented
Ornamentation and Structure
LM ornamentation LM: reticulate, nexine: -, sexine: -, SEM ornamentation SEM: reticulate, 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: colpus border without ornamentation. Change from apertural to interapertural region peculiar smooth.
Author(s) of diagnosis: Halbritter, H.; Ulrich, S.
Pictures
1. habitus
2. flower(s)
3. pollen grain with generative cell
4. upper focus
5. optical section
6. lower focus
7. polar view
8. equatorial view
9. polar view
10. slightly oblique polar view
11. equatorial view
12. equatorial view
13. aperture
14. detail of aperture
15. detail of aperture
16. exine surface
17. polar area
18. dry pollen grains
19. pollen grain in cross section
20. apertural area of pollen wall
21. pollen wall at transition of aperture and interapertural area
22. interapertural area of pollen wall
23. interapertural area of pollen wall
24. generative cell and vegetative nucleus
25. pollenkitt
Picture legend
- habitus, photographer: Ulrich, S.
- flower(s), photographer: Ulrich, S.
- pollen grain with generative cell - 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.
- equatorial view - fresh, rehydrated (water), unstained, photographer: Ulrich, S.
- polar view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Ulrich, S.
- slightly oblique polar view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- equatorial 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: Halbritter, H.
- 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.
- polar area - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Ulrich, S.
- dry pollen grains - dry, sputter coated with gold, photographer: Ulrich, S.
- pollen grain in cross section - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Ulrich, S.
- apertural area of pollen wall - 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, uranyl acetate & lead citrate, 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.
- generative cell and vegetative nucleus - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Ulrich, S.
- pollenkitt - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Ulrich, S.
Literature
Copyright and Citation
Cite this publication as:
Halbritter H., Ulrich S. 2005. Galeopsis tetrahit. In: PalDat - A palynological database. https://www.paldat.org/pub/Galeopsis_tetrahit/109503;jsessionid=232B3C9C19C65E616D4DE8F9B8BA16D9; accessed 2024-04-18