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PalDat - Palynological Database

an online publication on recent pollen

Anagallis arvensis

Taxonomy: Angiospermae, Ericales, Primulaceae, Anagallis

Published: 2016-08-11

Pollen Description

Shape, Size and Aperture

pollen unit: monad,  dispersal unit and peculiarities: monad,  size (pollen unit): medium-sized (26-50 µm),  pollen class: colporate,  polarity: isopolar,  shape: spheroidal,  outline in polar view: circular,  shape (dry pollen): prolate,  outline in polar view (dry pollen): lobate,  infoldings (dry pollen): aperture(s) sunken,  aperture number: 3,  aperture type: colporus,  aperture condition: colporate, tricolporate,  aperture peculiarities: -

Ornamentation and Structure

LMornamentation LM: scabrate,  nexine: -,  sexine: -,  SEMornamentation SEM: microreticulate,  TEMtectum: eutectate,  infratectum: columellate,  foot layer: continuous,  endexine: compact-continuous,  intine: monolayered,  wall peculiarities: -

Miscellaneous

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

Annotations

shape hydrated spheroidal to oblate with triangular outline; abnormal pollen grains frequent (irregular number and arrangement of apertures)

Author(s) of diagnosis: Halbritter, Heidemarie; Bombosi, Paula

Pictures

flower(s)

1. flower(s)

aspect of Anagallis arvensis

2. aspect of Anagallis arvensis

slightly polar view,upper focus

3. slightly polar view, upper focus

optical section

4. optical section

slightly polar view,lower focus

5. slightly polar view, lower focus

pollen grain with generative cell (arrow)

6. pollen grain with generative cell (arrow)

hydrated pollen grains

7. hydrated pollen grains

polar view (oblique)

8. polar view (oblique)

equatorial view

9. equatorial view

abnormal pollen grain

10. abnormal pollen grain

abnormal pollen grain

11. abnormal pollen grain

abnormal pollen grain

12. abnormal pollen grain

aperture

13. aperture

exine surface

14. exine surface

polar area

15. polar area

dry pollen grains

16. dry pollen grains

dry pollen grain

17. dry pollen grain

dry pollen grain

18. dry pollen grain

Ubisch bodies on inner anther wall

19. Ubisch bodies on inner anther wall

pollen grains in cross section

20. pollen grains in cross section

interapertural area of pollen wall, intine (I), endexine (E)

21. interapertural area of pollen wall, intine (I), endexine (E)

apertural area of pollen wall, intine (I)

22. apertural area of pollen wall, intine (I)

tapetum cells with Ubisch bodies (U)

23. tapetum cells with Ubisch bodies (U)

Picture legend

  1. flower(s), photographer: Bombosi, P.
  2. aspect of Anagallis arvensis, photographer: Svojtka, M.
  3. slightly polar view, upper focus - dry, acetolyzed, unstained, photographer: Bombosi, P.
  4. optical section - dry, acetolyzed, unstained, photographer: Bombosi, P.
  5. slightly polar view, lower focus - dry, acetolyzed, unstained, photographer: Bombosi, P.
  6. pollen grain with generative cell (arrow) - fresh, glutaraldehyde, aceto-carmine, photographer: Bombosi, P.
  7. hydrated pollen grains - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  8. polar view (oblique) - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  9. equatorial view - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  10. abnormal pollen grain - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  11. abnormal pollen grain - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Bombosi, P.
  12. abnormal pollen grain - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Bombosi, P.
  13. aperture - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  14. exine surface - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  15. polar area - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  16. dry pollen grains - dry, sputter coated with gold, photographer: Halbritter, H.
  17. dry pollen grain - dry, sputter coated with gold, photographer: Bombosi, P.
  18. dry pollen grain - dry, sputter coated with gold, photographer: Bombosi, P.
  19. Ubisch bodies on inner anther wall - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  20. pollen grains in cross section - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Bombosi, P.
  21. interapertural area of pollen wall, intine (I), endexine (E) - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Bombosi, P.
  22. apertural area of pollen wall, intine (I) - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Bombosi, P.
  23. tapetum cells with Ubisch bodies (U) - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Bombosi, P.

Literature

  • Adler W, Oswald K, Fischer R. (1994) Exkursionsflora von Österreich : 1180
  • Halbritter, H (1998) Preparing living pollen material for scanning electron microscopy using 2,2-dimethoxypropane (DMP) and criticalpoint drying. Biotechnic Histochem 73: 137–143

Copyright and Citation

Cite this publication as:

Halbritter H., Bombosi P., Svojtka M. 2016. Anagallis arvensis. In: PalDat - A palynological database. https://www.paldat.org/pub/Anagallis_arvensis/301309;jsessionid=30E599609ADD2A428C45B26B633B4C6B; accessed 2018-11-15

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