Fumaria officinalis
Taxonomy: Angiospermae, Ranunculales, Papaveraceae, Fumaria
Published: 2016-10-27
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): -, shortest polar axis in equatorial view (LM): -, longest polar axis in equatorial view (LM): -, shortest diameter in equatorial or polar view (LM): -, longest diameter in equatorial or polar view (LM): -, pollen class: porate, polarity: -, P/E-ratio: -, shape: spheroidal, outline in polar view: circular, dominant orientation (LM): -, 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: pantoporate, porate, aperture peculiarities: pantoaperturate, annulus, aperture membrane psilate
Ornamentation and Structure
LM ornamentation LM: psilate, nexine: -, sexine: -, SEM ornamentation SEM: verrucate, psilate, perforate, suprasculpture SEM: -, TEM tectum: eutectate, infratectum: columellate, foot layer: discontinuous, endexine: compact-discontinuous, intine: monolayered, wall peculiarities: -, supratectal element: -
Miscellaneous
pollen coatings: pollenkitt, reserves in cytoplasm: lipids, starch, 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
Pictures
1. flowers of Fumaria officinalis
2. vegetative nucleus and generative cell
3. upper focus
4. optical section
5. lower focus
6. hydrated pollen grain
7. hydrated pollen grain
8. aperture
9. detail of aperture
10. exine surface
11. exine surface
12. hydrated and dry pollen grains
13. interapertural area of pollen wall
14. aperture
Picture legend
- flowers of Fumaria officinalis, photographer: Oberschneider, W.
- vegetative nucleus and generative cell - fixed, formalin-acetic-alcohol, aceto-carmine, photographer: Oberschneider, W.
- upper focus - fresh, acetolyzed, unstained, photographer: Oberschneider, W.
- optical section - fresh, acetolyzed, unstained, photographer: Oberschneider, W.
- lower focus - fresh, acetolyzed, unstained, photographer: Oberschneider, W.
- hydrated pollen grain - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- hydrated pollen grain - fresh, rehydration (water) & chloroform & critical point dried & sputter coated with gold, photographer: Oberschneider, W.
- aperture - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- detail of aperture - fresh, rehydration (water) & chloroform & critical point dried & sputter coated with gold, photographer: Oberschneider, W.
- exine surface - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- exine surface - fresh, rehydration (water) & chloroform & critical point dried & sputter coated with gold, photographer: Oberschneider, W.
- hydrated and dry pollen grains - dry, sputter coated with gold, photographer: Halbritter, H.
- interapertural area of pollen wall - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Oberschneider, W.
- aperture - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Oberschneider, W.
Literature
- (1998) Pollenmorphologie der Ranunculanae. Diplomarbeit. Universität Wien : 125 pp
- (1994) Exkursionsflora von Österreich : 1180
- (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. 2016. Fumaria officinalis. In: PalDat - A palynological database. https://pc8.botanik.univie.ac.at/pub/Fumaria_officinalis/301706; accessed 2025-04-28