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PalDat - Palynological Database

an online publication on recent pollen

Filipendula ulmaria

Taxonomy: Angiospermae, Rosales, Rosaceae, Filipendula

Published: 2020-11-24

Pollen Description

Shape, Size and Aperture

pollen unit: monad,  dispersal unit and peculiarities: monad,  size (pollen unit): small (10-25 µm),  size of hydrated pollen (LM): 16-20 µm,  shortest polar axis in equatorial view (LM): 11-15 µm,  longest polar axis in equatorial view (LM): 11-15 µm,  shortest diameter in equatorial or polar view (LM): 11-15 µm,  longest diameter in equatorial or polar view (LM): 11-15 µm,  pollen class: colporate,  polarity: isopolar,  P/E-ratio: -,  shape: spheroidal,  outline in polar view: circular,  dominant orientation (LM): oblique,  P/E-ratio (dry pollen): prolate,  shape (dry pollen): -,  outline in polar view (dry pollen): lobate,  infoldings (dry pollen): aperture(s) sunken,  aperture number: 3,  aperture type: colporus,  aperture condition: colporate, tricolporate,  aperture peculiarities: -

Ornamentation and Structure

LMornamentation LM: scabrate, verrucate, gemmate,  nexine: -,  sexine: -,  SEMornamentation SEM: microechinate,  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: starch,  cell number: 2-celled,  Ubisch bodies: absent

Author(s) of diagnosis: Bombosi, Paula; Heigl, Helmut

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 generative cell (arrow)

5. pollen grain with generative cell (arrow)

hydrated pollen

6. hydrated pollen

hydrated pollen

7. hydrated pollen

hydrated pollen

8. hydrated pollen

polar view

9. polar view

equatorial view

10. equatorial view

detail of aperture

11. detail of aperture

exine surface

12. exine surface

dry pollen grain in equatorial view

13. dry pollen grain in equatorial view

pollen grain in cross section

14. pollen grain in cross section

interapertural area of pollen wall, intine (I), endexine (E)

15. interapertural area of pollen wall, intine (I), endexine (E)

apertural area of pollen wall, intine (I)

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

Picture legend

  1. flower(s), photographer: Bombosi, P.
  2. polar view, upper focus - dry, acetolyzed, unstained, photographer: Bombosi, P.
  3. optical section - dry, acetolyzed, unstained, photographer: Bombosi, P.
  4. polar view, lower focus - dry, acetolyzed, unstained, photographer: Bombosi, P.
  5. pollen grain with generative cell (arrow) - fixed, glutaraldehyde, aceto-carmine, photographer: Bombosi, P.
  6. hydrated pollen - fresh, glycerine, unstained, photographer: Heigl, H.
  7. hydrated pollen - fresh, glycerine, ruthenium red, photographer: Heigl, H.
  8. hydrated pollen - fresh, glycerine, ruthenium red, photographer: Heigl, H.
  9. polar view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Bombosi, P.
  10. equatorial view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Bombosi, P.
  11. detail of aperture - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Bombosi, P.
  12. exine surface - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Bombosi, P.
  13. dry pollen grain in equatorial view - dry, sputter coated with gold, photographer: Bombosi, P.
  14. pollen grain in cross section - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Bombosi, P.
  15. interapertural area of pollen wall, intine (I), endexine (E) - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Bombosi, P.
  16. apertural area of pollen wall, intine (I) - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, 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:

Bombosi P., Heigl H. 2020. Filipendula ulmaria. In: PalDat - A palynological database. https://www.paldat.org/pub/Filipendula_ulmaria/304006;jsessionid=F4AF6B949E5478779F8141B25D5CDBD9; accessed 2020-12-05

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