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an online publication on recent pollen

Pulmonaria officinalis

Taxonomy: Angiospermae, unplaced, Boraginaceae, Pulmonaria

Links: http://flora.nhm-wien.ac.at/seiten-arten/pulmonaria-officinalis.htm

Published: 2020-12-14

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): 26-30 µm, 31-35 µm,  shortest polar axis in equatorial view (LM): 26-30 µm,  longest polar axis in equatorial view (LM): 31-35 µm,  shortest diameter in equatorial or polar view (LM): 26-30 µm,  longest diameter in equatorial or polar view (LM): 26-30 µm,  pollen class: colporate,  polarity: isopolar,  P/E-ratio: prolate,  shape: -,  outline in polar view: quadrangular,  dominant orientation (LM): equatorial,  P/E-ratio (dry pollen): prolate,  shape (dry pollen): -,  outline in polar view (dry pollen): quadrangular,  infoldings (dry pollen): aperture(s) sunken,  aperture number: 4,  aperture type: colporus,  aperture condition: colporate, tetracolporate,  aperture peculiarities: stephanoaperturate

Ornamentation and Structure

LMornamentation LM: psilate,  nexine: -,  sexine: -,  SEMornamentation SEM: psilate, perforate,  suprasculpture SEM: -,  TEMtectum: eutectate,  infratectum: columellate,  foot layer: continuous,  endexine: compact-continuous,  intine: monolayered,  wall peculiarities: -,  supratectal element: -

Miscellaneous

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

Annotations: belt-like equatorial zone with different exine pattern

Author(s) of diagnosis: Halbritter, Heidemarie; Bombosi, Paula; Weber, Martina; Heigl, Helmut

Pictures

flower(s)

1. flower(s)

equatorial view,upper focus

2. equatorial view, upper focus

optical section

3. optical section

equatorial view,lower focus

4. equatorial view, lower focus

hydrated pollen

5. hydrated pollen

hydrated pollen

6. hydrated pollen

hydrated pollen

7. hydrated pollen

polar view

8. polar view

hydrated pollen,equatorial view

9. hydrated pollen, equatorial view

detail of aperture

10. detail of aperture

detail of interapertural area

11. detail of interapertural area

exine surface

12. exine surface

dry pollen

13. dry pollen

dry pollen,equatorial view

14. dry pollen, equatorial view

pollen grain in cross section

15. pollen grain in cross section

pollen wall, interapertural area

16. pollen wall, interapertural area

pollen wall, interapertural area

17. pollen wall, interapertural area

apertural area of pollen wall, intine (I)

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

Ubisch bodies (U)

19. Ubisch bodies (U)

Picture legend

  1. flower(s), photographer: Halbritter, H.
  2. equatorial view, upper focus - dry, acetolyzed, unstained, photographer: Bombosi, P.
  3. optical section - dry, acetolyzed, unstained, photographer: Bombosi, P.
  4. equatorial view, lower focus - dry, acetolyzed, unstained, photographer: Bombosi, P.
  5. hydrated pollen - fresh, glycerine, unstained, photographer: Heigl, H.
  6. hydrated pollen - fresh, glycerine, ruthenium red, photographer: Heigl, H.
  7. hydrated pollen - fresh, glycerine, ruthenium red, photographer: Heigl, H.
  8. polar view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  9. hydrated pollen, equatorial view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  10. detail of aperture - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  11. detail of interapertural area - 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. dry pollen - dry, sputter coated with gold, photographer: Halbritter, H.
  14. dry pollen, equatorial view - dry, sputter coated with gold, photographer: Halbritter, H.
  15. pollen grain in cross section - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Bombosi, P.
  16. pollen wall, interapertural area - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Weber, M.
  17. pollen wall, interapertural area - fresh, glutaraldehyde & osmium & potassium ferrocyanide, Thiéry-test, photographer: Weber, M.
  18. apertural area of pollen wall, intine (I) - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Bombosi, P.
  19. Ubisch bodies (U) - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, 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., Weber M., Heigl H. 2020. Pulmonaria officinalis. In: PalDat - A palynological database. https://www.paldat.org/pub/Pulmonaria_officinalis/304385;jsessionid=A8607A622981A18723CEAC729EB286AF; accessed 2021-09-23

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