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an online publication on recent pollen

Pulmonaria officinalis

Taxonomy: Angiospermae, unplaced, Boraginaceae, Pulmonaria

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: prolate,  outline in polar view: quadrangular,  shape (dry pollen): prolate,  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,  TEMtectum: eutectate,  infratectum: columellate,  foot layer: continuous,  endexine: compact-continuous,  intine: monolayered,  wall peculiarities: -

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

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

polar view

5. polar view

hydrated pollen,equatorial view

6. hydrated pollen, equatorial view

detail of aperture

7. detail of aperture

detail of interapertural area

8. detail of interapertural area

exine surface

9. exine surface

dry pollen

10. dry pollen

dry pollen,equatorial view

11. dry pollen, equatorial view

pollen grain in cross section

12. pollen grain in cross section

pollen wall, interapertural area

13. pollen wall, interapertural area

pollen wall, interapertural area

14. pollen wall, interapertural area

apertural area of pollen wall, intine (I)

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

Ubisch bodies (U)

16. 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. polar view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  6. hydrated pollen, equatorial view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  7. detail of aperture - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  8. detail of interapertural area - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  9. exine surface - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  10. dry pollen - dry, sputter coated with gold, photographer: Halbritter, H.
  11. dry pollen, equatorial view - dry, sputter coated with gold, photographer: Halbritter, H.
  12. pollen grain in cross section - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Bombosi, P.
  13. pollen wall, interapertural area - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Weber, M.
  14. pollen wall, interapertural area - fresh, glutaraldehyde & osmium & potassium ferrocyanide, Thiéry-test, photographer: Weber, M.
  15. apertural area of pollen wall, intine (I) - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Bombosi, P.
  16. 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. 2016. Pulmonaria officinalis. In: PalDat - A palynological database. https://www.paldat.org/pub/Pulmonaria_officinalis/301327;jsessionid=E068938BCB8279932396C541DABEB5FA; accessed 2018-11-15

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