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PalDat - Palynological Database

an online publication on recent pollen

Acinos arvensis

Taxonomy: Angiospermae, Lamiales, Lamiaceae, Acinos

Published: 2016-03-01

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: colpate,  polarity: isopolar,  P/E-ratio: oblate,  shape: -,  outline in polar view: elliptic,  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: 6,  aperture type: colpus,  aperture condition: colpate, hexacolpate,  aperture peculiarities: aperture membrane ornamented, stephanoaperturate

Ornamentation and Structure

LMornamentation LM: reticulate,  nexine: -,  sexine: -,  SEMornamentation SEM: reticulate,  suprasculpture SEM: -,  TEMtectum: -,  infratectum: -,  foot layer: -,  endexine: -,  intine: -,  wall peculiarities: -,  supratectal element: -

Miscellaneous

pollen coatings: pollenkitt,  reserves in cytoplasm: starch,  cell number: 3-celled,  Ubisch bodies: absent

Annotations: ornamentation reticulate to microreticulate

Author(s) of diagnosis: Halbritter, Heidemarie; Ulrich, Silvia

Pictures

flower(s)

1. flower(s)

sperm cells

2. sperm cells

upper focus

3. upper focus

optical section

4. optical section

lower focus

5. lower focus

polar view

6. polar view

equatorial view

7. equatorial view

pollenkitt and starch

8. pollenkitt and starch

polar view

9. polar view

equatorial view

10. equatorial view

detail of aperture

11. detail of aperture

exine surface

12. exine surface

polar area

13. polar area

dry pollen grains

14. dry pollen grains

Picture legend

  1. flower(s), photographer: Halbritter, H.
  2. sperm cells - dry, rehydrated (water), aceto-carmine, photographer: Ulrich, S.
  3. upper focus - dry, acetolyzed, unstained, photographer: Ulrich, S.
  4. optical section - dry, acetolyzed, unstained, photographer: Ulrich, S.
  5. lower focus - dry, acetolyzed, unstained, photographer: Ulrich, S.
  6. polar view - dry, rehydrated (water), unstained, photographer: Ulrich, S.
  7. equatorial view - dry, rehydrated (water), unstained, photographer: Ulrich, S.
  8. pollenkitt and starch - dry, rehydrated (water), iodine, photographer: Ulrich, S.
  9. polar view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  10. equatorial view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  11. detail of aperture - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  12. exine surface - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  13. polar area - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  14. dry pollen grains - dry, sputter coated with gold, photographer: Halbritter, H.

Literature

  • Halbritter, H (1998) Preparing living pollen material for scanning electron microscopy using 2,2-dimethoxypropane (DMP) and criticalpoint drying. Biotechnic Histochem 73: 137–143
  • FISCHER MA, ADLER W, OSWALD K (2005) Exkursionsflora für Österreich, Liechtenstein und Südtirol : 1180

Copyright and Citation

Cite this publication as:

Halbritter H., Ulrich S. 2016. Acinos arvensis. In: PalDat - A palynological database. https://www.paldat.org/pub/Acinos_arvensis/300517;jsessionid=3DD0879168D6A0DB09FC9EAC978A5148; accessed 2024-03-28

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