Veronica barrelieri
Taxonomy: Spermatophyta, Scrophulariales, Veronicaceae, Veronica
Published: 2012-12-12
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: colpate, 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): lobate, 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: present, sexine: present, SEM ornamentation SEM: microreticulate, suprasculpture SEM: -, TEM tectum: semitectate, infratectum: columellate, foot layer: continuous, endexine: compact-continuous, intine: bilayered, wall peculiarities: -, supratectal element: -
Miscellaneous
pollen coatings: primexine matrix, pollenkitt, reserves in cytoplasm: lipids, starch, cell number: 2-celled, Ubisch bodies: absent
Annotations: Thin endexine.
Author(s) of diagnosis: Ulrich, S.
Pictures
1. inflorescence(s)
2. flower(s)
3. 2-celled pollen
4. no starch detected
5. acetolyzed pollen, polar view, upper focus
6. acetolyzed pollen, polar view, optical section
7. acetolyzed pollen, polar view, lower focus
8. hydrated pollen in polar view
9. hydrated pollen in equatorial view
10. hydrated pollen in polar view
11. hydrated pollen in equatorial view
12. detail of aperture, aperture membrane ornamented
13. detail of aperture
14. detail of exine surface
15. polar area
16. dry pollen grains
17. cross section of pollen grain
18. pollen wall, aperture area
19. pollen wall, interapertural area, primexine matrix (asterisk), pollenkitt
20. pollen wall, interapertural area, primexine matrix, pollenkitt
21. pollen wall, interapertural area, primexine matrix, pollenkitt
22. pollen wall, interapertural area, primexine matrix, pollenkitt
23. pollen wall, aperture area, pollenkitt
24. pollen wall, transition of aperture to interapertural area
25. pollen wall, transition of aperture to interapertural area
26. Ubisch bodies on loculus wall and pollenkitt
27. cytoplasm with vegetative nucleus and generative cell, lipids, mitochondria
Picture legend
- inflorescence(s), photographer: Ulrich, S.
- flower(s), photographer: Ulrich, S.
- 2-celled pollen - dry, rehydrated (water), aceto-carmine, photographer: Ulrich, S.
- no starch detected - dry, rehydrated (water), iodine, photographer: Ulrich, S.
- acetolyzed pollen, polar view, upper focus - dry, acetolyzed, unstained, photographer: Ulrich, S.
- acetolyzed pollen, polar view, optical section - dry, acetolyzed, unstained, photographer: Ulrich, S.
- acetolyzed pollen, polar view, lower focus - dry, acetolyzed, unstained, photographer: Ulrich, S.
- hydrated pollen in polar view - dry, rehydrated (water), unstained, photographer: Ulrich, S.
- hydrated pollen in equatorial view - dry, rehydrated (water), unstained, photographer: Ulrich, S.
- hydrated pollen in polar view - dry, rehydration (water) & critical point dried & sputter coated with gold, photographer: Ulrich, S.
- hydrated pollen in equatorial view - dry, rehydration (water) & critical point dried & sputter coated with gold, photographer: Ulrich, S.
- detail of aperture, aperture membrane ornamented - dry, rehydration (water) & critical point dried & sputter coated with gold, photographer: Ulrich, S.
- detail of aperture - dry, rehydration (water) & critical point dried & sputter coated with gold, photographer: Ulrich, S.
- detail of exine surface - dry, rehydration (water) & critical point dried & sputter coated with gold, photographer: Ulrich, S.
- polar area - dry, rehydration (water) & critical point dried & sputter coated with gold, photographer: Ulrich, S.
- dry pollen grains - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Ulrich, S.
- cross section of pollen grain - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Ulrich, S.
- pollen wall, aperture area - fresh, glutaraldehyde & osmium & potassium ferrocyanide, potassium permanganate, photographer: Ulrich, S.
- pollen wall, interapertural area, primexine matrix (asterisk), pollenkitt - fresh, glutaraldehyde & osmium & potassium ferrocyanide, lipid-test, photographer: Ulrich, S.
- pollen wall, interapertural area, primexine matrix, pollenkitt - fresh, glutaraldehyde & osmium & potassium ferrocyanide, potassium permanganate, photographer: Ulrich, S.
- pollen wall, interapertural area, primexine matrix, pollenkitt - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Ulrich, S.
- pollen wall, interapertural area, primexine matrix, pollenkitt - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Ulrich, S.
- pollen wall, aperture area, pollenkitt - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Ulrich, S.
- pollen wall, transition of aperture to interapertural area - fresh, glutaraldehyde & osmium & potassium ferrocyanide, lipid-test, photographer: Ulrich, S.
- pollen wall, transition of aperture to interapertural area - fresh, glutaraldehyde & osmium & potassium ferrocyanide, potassium permanganate, photographer: Ulrich, S.
- Ubisch bodies on loculus wall and pollenkitt - fresh, glutaraldehyde & osmium & potassium ferrocyanide, potassium permanganate, photographer: Ulrich, S.
- cytoplasm with vegetative nucleus and generative cell, lipids, mitochondria - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Ulrich, S.
Literature
- (1975) The Veronica hederifolia group: taxonomy, ecology, and phylogeny. European Floristic and Taxonomic Studies : 48-60
Copyright and Citation
Cite this publication as:
Ulrich S. 2012. Veronica barrelieri. In: PalDat - A palynological database. https://pc8.botanik.univie.ac.at/pub/Veronica_barrelieri/206618; accessed 2025-04-28