PalDat Logo

PalDat - Palynological Database

an online publication on recent pollen

Fumaria officinalis

Taxonomy: Angiospermae, Ranunculales, Papaveraceae, Fumaria

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

Published: 2020-11-16

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): 36-40 µm,  shortest polar axis in equatorial view (LM): -,  longest polar axis in equatorial view (LM): -,  shortest diameter in equatorial or polar view (LM): 31-35 µm,  longest diameter in equatorial or polar view (LM): 31-35 µm,  pollen class: porate,  polarity: -,  P/E-ratio: -,  shape: spheroidal,  outline in polar view: -,  dominant orientation (LM): oblique,  P/E-ratio (dry pollen): -,  shape (dry pollen): polygonal,  outline in polar view (dry pollen): quadrangular,  infoldings (dry pollen): not infolded,  aperture number: 6,  aperture type: porus,  aperture condition: porate, pantoporate,  aperture peculiarities: annulus, aperture membrane psilate, pantoaperturate

Ornamentation and Structure

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

Miscellaneous

pollen coatings: pollenkitt,  reserves in cytoplasm: starch, lipids,  cell number: 2-celled,  Ubisch bodies: absent

Annotations: columellae hardly visible; shape in dry and hydrated condition cube-like

Author(s) of diagnosis: Oberschneider, Wolfgang; Halbritter, Heidemarie; Heigl, Helmut

Pictures

flowers of Fumaria officinalis

1. flowers of Fumaria officinalis

vegetative nucleus and generative cell

2. vegetative nucleus and generative cell

upper focus

3. upper focus

optical section

4. optical section

lower focus

5. lower focus

hydrated Pollen

6. hydrated Pollen

hydrated Pollen

7. hydrated Pollen

hydrated Pollen

8. hydrated Pollen

hydrated pollen grain

9. hydrated pollen grain

hydrated pollen grain

10. hydrated pollen grain

aperture

11. aperture

detail of aperture

12. detail of aperture

exine surface

13. exine surface

exine surface

14. exine surface

hydrated and dry pollen grains

15. hydrated and dry pollen grains

interapertural area of pollen wall

16. interapertural area of pollen wall

aperture

17. aperture

Picture legend

  1. flowers of Fumaria officinalis, photographer: Oberschneider, W.
  2. vegetative nucleus and generative cell - fixed, formalin-acetic-alcohol, aceto-carmine, photographer: Oberschneider, W.
  3. upper focus - fresh, acetolyzed, unstained, photographer: Oberschneider, W.
  4. optical section - fresh, acetolyzed, unstained, photographer: Oberschneider, W.
  5. lower focus - fresh, acetolyzed, unstained, photographer: Oberschneider, W.
  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. hydrated pollen grain - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  10. hydrated pollen grain - fresh, rehydration (water) & chloroform & critical point dried & sputter coated with gold, photographer: Oberschneider, W.
  11. aperture - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  12. detail of aperture - fresh, rehydration (water) & chloroform & critical point dried & sputter coated with gold, photographer: Oberschneider, W.
  13. exine surface - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  14. exine surface - fresh, rehydration (water) & chloroform & critical point dried & sputter coated with gold, photographer: Oberschneider, W.
  15. hydrated and dry pollen grains - dry, sputter coated with gold, photographer: Halbritter, H.
  16. interapertural area of pollen wall - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Oberschneider, W.
  17. aperture - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Oberschneider, W.

Literature

  • Oberschneider W (1998) Pollenmorphologie der Ranunculanae. Diplomarbeit. Universität Wien : 125 pp
  • 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:

Oberschneider W., Halbritter H., Heigl H. 2020. Fumaria officinalis. In: PalDat - A palynological database. https://www.paldat.org/pub/Fumaria_officinalis/303917;jsessionid=D64EF9578AF7B084923FC5ABA1C76403; accessed 2020-12-05

Previous Publications