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an online publication on recent pollen

Veronica barrelieri

Taxonomy: Angiospermae, Lamiales, Plantaginaceae, Veronica

Annotations: Acoording to the plant list: Veronica barrelieri H.Schott ex Roem. & Schult. is a synonym of Veronica spicata subsp. barrelieri (H.Schott ex Roem. & Schult.) Elenevsky

Published: 2021-01-14

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,  shortest polar axis in equatorial view (LM): 16-20 µm,  longest polar axis in equatorial view (LM): 16-20 µm,  shortest diameter in equatorial or polar view (LM): 21-25 µm,  longest diameter in equatorial or polar view (LM): 21-25 µm,  pollen class: colpate,  polarity: isopolar,  P/E-ratio: -,  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): lobate,  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: scabrate, reticulate,  nexine: present,  sexine: present,  SEMornamentation SEM: microreticulate,  suprasculpture SEM: -,  TEMtectum: semitectate,  infratectum: columellate,  foot layer: continuous,  endexine: compact-continuous,  intine: bilayered,  wall peculiarities: -,  supratectal element: -

Miscellaneous

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

Annotations: thin endexine

Author(s) of diagnosis: Ulrich, Silvia; Auer, Waltraud

Pictures

inflorescence(s)

1. inflorescence(s)

flower(s)

2. flower(s)

2-celled pollen

3. 2-celled pollen

acetolyzed pollen,polar view,upper focus

4. acetolyzed pollen, polar view, upper focus

acetolyzed pollen,polar view,optical section

5. acetolyzed pollen, polar view, optical section

acetolyzed pollen,polar view,lower focus

6. acetolyzed pollen, polar view, lower focus

hydrated pollen in polar view

7. hydrated pollen in polar view

hydrated pollen in equatorial view

8. hydrated pollen in equatorial view

hydrated pollen

9. hydrated pollen

hydrated pollen

10. hydrated pollen

hydrated pollen

11. hydrated pollen

hydrated pollen in polar view

12. hydrated pollen in polar view

hydrated pollen in equatorial view

13. hydrated pollen in equatorial view

detail of aperture, aperture membrane ornamented

14. detail of aperture, aperture membrane ornamented

detail of aperture

15. detail of aperture

detail of exine surface

16. detail of exine surface

polar area

17. polar area

dry pollen grains

18. dry pollen grains

cross section of pollen grain

19. cross section of pollen grain

pollen wall, aperture area

20. pollen wall, aperture area

pollen wall, interapertural area, primexine matrix (asterisk), pollenkitt

21. pollen wall, interapertural area, primexine matrix (asterisk), pollenkitt

pollen wall, interapertural area, primexine matrix, pollenkitt

22. pollen wall, interapertural area, primexine matrix, pollenkitt

pollen wall, interapertural area, primexine matrix, pollenkitt

23. pollen wall, interapertural area, primexine matrix, pollenkitt

pollen wall, interapertural area, primexine matrix, pollenkitt

24. pollen wall, interapertural area, primexine matrix, pollenkitt

pollen wall, aperture area, pollenkitt

25. pollen wall, aperture area, pollenkitt

pollen wall, transition of aperture to interapertural area

26. pollen wall, transition of aperture to interapertural area

pollen wall, transition of aperture to interapertural area

27. pollen wall, transition of aperture to interapertural area

Ubisch bodies on loculus wall and pollenkitt

28. Ubisch bodies on loculus wall and pollenkitt

cytoplasm with vegetative nucleus and generative cell, lipids, mitochondria

29. cytoplasm with vegetative nucleus and generative cell, lipids, mitochondria

Picture legend

  1. inflorescence(s), photographer: Ulrich, S.
  2. flower(s), photographer: Ulrich, S.
  3. 2-celled pollen - dry, rehydrated (water), aceto-carmine, photographer: Ulrich, S.
  4. acetolyzed pollen, polar view, upper focus - dry, acetolyzed, unstained, photographer: Ulrich, S.
  5. acetolyzed pollen, polar view, optical section - dry, acetolyzed, unstained, photographer: Ulrich, S.
  6. acetolyzed pollen, polar view, lower focus - dry, acetolyzed, unstained, photographer: Ulrich, S.
  7. hydrated pollen in polar view - dry, rehydrated (water), unstained, photographer: Ulrich, S.
  8. hydrated pollen in equatorial view - dry, rehydrated (water), unstained, photographer: Ulrich, S.
  9. hydrated pollen - fresh, glycerine, unstained, photographer: Auer, W.
  10. hydrated pollen - fresh, glycerine, ruthenium red, photographer: Auer, W.
  11. hydrated pollen - fresh, glycerine, ruthenium red, photographer: Auer, W.
  12. hydrated pollen in polar view - dry, rehydration (water) & critical point dried & sputter coated with gold, photographer: Ulrich, S.
  13. hydrated pollen in equatorial view - dry, rehydration (water) & critical point dried & sputter coated with gold, photographer: Ulrich, S.
  14. detail of aperture, aperture membrane ornamented - dry, rehydration (water) & critical point dried & sputter coated with gold, photographer: Ulrich, S.
  15. detail of aperture - dry, rehydration (water) & critical point dried & sputter coated with gold, photographer: Ulrich, S.
  16. detail of exine surface - dry, rehydration (water) & critical point dried & sputter coated with gold, photographer: Ulrich, S.
  17. polar area - dry, rehydration (water) & critical point dried & sputter coated with gold, photographer: Ulrich, S.
  18. dry pollen grains - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Ulrich, S.
  19. cross section of pollen grain - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Ulrich, S.
  20. pollen wall, aperture area - fresh, glutaraldehyde & osmium & potassium ferrocyanide, potassium permanganate, photographer: Ulrich, S.
  21. pollen wall, interapertural area, primexine matrix (asterisk), pollenkitt - fresh, glutaraldehyde & osmium & potassium ferrocyanide, lipid-test, photographer: Ulrich, S.
  22. pollen wall, interapertural area, primexine matrix, pollenkitt - fresh, glutaraldehyde & osmium & potassium ferrocyanide, potassium permanganate, photographer: Ulrich, S.
  23. pollen wall, interapertural area, primexine matrix, pollenkitt - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Ulrich, S.
  24. pollen wall, interapertural area, primexine matrix, pollenkitt - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Ulrich, S.
  25. pollen wall, aperture area, pollenkitt - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Ulrich, S.
  26. pollen wall, transition of aperture to interapertural area - fresh, glutaraldehyde & osmium & potassium ferrocyanide, lipid-test, photographer: Ulrich, S.
  27. pollen wall, transition of aperture to interapertural area - fresh, glutaraldehyde & osmium & potassium ferrocyanide, potassium permanganate, photographer: Ulrich, S.
  28. Ubisch bodies on loculus wall and pollenkitt - fresh, glutaraldehyde & osmium & potassium ferrocyanide, potassium permanganate, photographer: Ulrich, S.
  29. cytoplasm with vegetative nucleus and generative cell, lipids, mitochondria - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Ulrich, S.

Literature

  • Fischer MA (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., Auer W. 2021. Veronica barrelieri. In: PalDat - A palynological database. https://www.paldat.org/pub/Veronica_barrelieri/304946;jsessionid=288E5B3635DFA15E57B25D52900C0FCC; accessed 2021-01-21

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