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PalDat - Palynological Database

an online publication on recent pollen

Genista tinctoria

Taxonomy: Angiospermae, Fabales, Fabaceae, Genista

Published: 2016-11-28

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: triangular,  shape (dry pollen): prolate,  outline in polar view (dry pollen): lobate,  infoldings (dry pollen): aperture(s) sunken,  aperture number: 3,  aperture type: colpus,  aperture condition: colpate,  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: -,  cell number: 2-celled,  Ubisch bodies: absent

Author(s) of diagnosis: Halbritter, Halbritter; Loos, Claudia

Pictures

flowers of Genista tinctoria

1. flowers of Genista tinctoria

polar view (proximal)

2. polar view (proximal)

optical section

3. optical section

polar view (distal)

4. polar view (distal)

pollen grain with generative cell (asterisk)

5. pollen grain with generative cell (asterisk)

polar view

6. polar view

equatorial view

7. equatorial view

aperture

8. aperture

exine surface

9. exine surface

polar area

10. polar area

dry pollen grains

11. dry pollen grains

pollen grain in cross section

12. pollen grain in cross section

interapertural area of pollen wall

13. interapertural area of pollen wall

aperture

14. aperture

pollen wall at transition of aperture and interapertural area

15. pollen wall at transition of aperture and interapertural area

generative cell (left) and vegetative nucleus (right)

16. generative cell (left) and vegetative nucleus (right)

Picture legend

  1. flowers of Genista tinctoria, photographer: Halbritter, H.
  2. polar view (proximal) - fresh, acetolyzed, unstained, photographer: Loos, C.
  3. optical section - fresh, acetolyzed, unstained, photographer: Loos, C.
  4. polar view (distal) - fresh, acetolyzed, unstained, photographer: Loos, C.
  5. pollen grain with generative cell (asterisk) - fixed, glutaraldehyde, aceto-carmine, photographer: Loos, C.
  6. polar view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  7. equatorial view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  8. aperture - 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. polar area - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  11. dry pollen grains - dry, sputter coated with gold, photographer: Halbritter, H.
  12. pollen grain in cross section - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Loos, C.
  13. interapertural area of pollen wall - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Loos, C.
  14. aperture - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Loos, C.
  15. pollen wall at transition of aperture and interapertural area - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Loos, C.
  16. generative cell (left) and vegetative nucleus (right) - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Loos, C.

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., Loos C. 2016. Genista tinctoria. In: PalDat - A palynological database. https://www.paldat.org/pub/Genista_tinctoria/302454;jsessionid=DC40561A1C8D9ACF0FD876E3055E96D1; accessed 2018-11-17

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