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PalDat - Palynological Database

an online publication on recent pollen

Salvia pratensis

Taxonomy: Angiospermae, Lamiales, Lamiaceae, Salvia

Published: 2016-11-08

Pollen Description

Shape, Size and Aperture

pollen unit: monad,  dispersal unit and peculiarities: monad,  size (pollen unit): medium-sized (26-50 µm),  pollen class: colpate,  polarity: isopolar,  shape: oblate,  outline in polar view: elliptic,  shape (dry pollen): prolate,  outline in polar view (dry pollen): elliptic,  infoldings (dry pollen): aperture(s) sunken,  aperture number: 6,  aperture type: colpus,  aperture condition: colpate, hexacolpate, stephanocolpate,  aperture peculiarities: aperture membrane ornamented, stephanoaperturate

Ornamentation and Structure

LMornamentation LM: reticulate,  nexine: -,  sexine: -,  SEMornamentation SEM: reticulate, microreticulate, bireticulate,  TEMtectum: semitectate,  infratectum: columellate,  foot layer: discontinuous,  endexine: absent,  intine: monolayered,  wall peculiarities: -

Miscellaneous

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

Author(s) of diagnosis: Tweraser, Enikö; Loos, Claudia

Pictures

flower(s)

1. flower(s)

polar view,upper focus

2. polar view, upper focus

optical section

3. optical section

polar view,lower focus

4. polar view, lower focus

pollen grain with sperm cells (asterisks)

5. pollen grain with sperm cells (asterisks)

hydrated pollen grains

6. hydrated pollen grains

polar view

7. polar view

equatorial view

8. equatorial view

detail of aperture

9. detail of aperture

exine surface

10. exine surface

polar area

11. polar area

dry pollen grains

12. dry pollen grains

pollen grain in cross section

13. pollen grain in cross section

interapertural area of pollen wall

14. interapertural area of pollen wall

apertural area of pollen wall

15. apertural area of pollen wall

pollen wall at transition of aperture and interapertural area

16. pollen wall at transition of aperture and interapertural area

Picture legend

  1. flower(s), photographer: Tweraser, E.
  2. polar view, upper focus - fresh, acetolyzed, unstained, photographer: Loos, C.
  3. optical section - fresh, acetolyzed, unstained, photographer: Loos, C.
  4. polar view, lower focus - fresh, acetolyzed, unstained, photographer: Loos, C.
  5. pollen grain with sperm cells (asterisks) - fresh, glutaraldehyde, aceto-carmine, photographer: Loos, C.
  6. hydrated pollen grains - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Tweraser, E.
  7. polar view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Tweraser, E.
  8. equatorial view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Tweraser, E.
  9. detail of aperture - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Tweraser, E.
  10. exine surface - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Tweraser, E.
  11. polar area - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Tweraser, E.
  12. dry pollen grains - dry, sputter coated with gold, photographer: Tweraser, E.
  13. pollen grain in cross section - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Loos, C.
  14. interapertural area of pollen wall - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Loos, C.
  15. apertural area of pollen wall - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Loos, C.
  16. pollen wall at transition of aperture and interapertural area - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Loos, C.

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
  • Adler W, Oswald K, Fischer R. (1994) Exkursionsflora von Österreich : 1180

Copyright and Citation

Cite this publication as:

Tweraser E., Loos C. 2016. Salvia pratensis. In: PalDat - A palynological database. https://www.paldat.org/pub/Salvia_pratensis/302103;jsessionid=839EE4700B8B6B8CE84644D32E390545; accessed 2018-11-20

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