Acer platanoides
Taxonomy: Angiospermae, Sapindales, Sapindaceae, Acer
Links: http://flora.nhm-wien.ac.at/Seiten-Arten/Acer-platanoides.htm
Published: 2020-11-30
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): 31-35 µm, shortest polar axis in equatorial view (LM): 26-30 µm, longest polar axis in equatorial view (LM): 26-30 µm, shortest diameter in equatorial or polar view (LM): 26-30 µm, longest diameter in equatorial or polar view (LM): 26-30 µm, pollen class: colpate, 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: colpus, aperture condition: colpate, tricolpate, aperture peculiarities: aperture membrane ornamented
Ornamentation and Structure
LM ornamentation LM: rugulate, striate, nexine: -, sexine: -, SEM ornamentation SEM: striate, perforate, suprasculpture SEM: -, TEM tectum: eutectate, infratectum: columellate, foot layer: continuous, endexine: compact-continuous, intine: monolayered, wall peculiarities: -, supratectal element: -
Miscellaneous
pollen coatings: pollenkitt, reserves in cytoplasm: lipids, starch, cell number: 2-celled, Ubisch bodies: present
Author(s) of diagnosis: Sam, Saskia; Auer, Waltraud
Pictures
Picture legend
- flower(s), photographer: Sam, S.
- flower(s), photographer: Halbritter, H.
- flower(s), photographer: Sam, S.
- pollen grain with generative cell - fresh, unfixed, aceto-carmine, photographer: Sam, S.
- upper focus - fresh, acetolyzed, unstained, photographer: Sam, S.
- optical section - fresh, acetolyzed, unstained, photographer: Sam, S.
- lower focus - fresh, acetolyzed, unstained, photographer: Sam, S.
- hydrated pollen - fresh, glycerine, unstained, photographer: Auer, W.
- hydrated pollen - fresh, glycerine, ruthenium red, photographer: Auer, W.
- hydrated pollen - fresh, glycerine, ruthenium red, photographer: Auer, W.
- polar view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Sam, S.
- equatorial view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Sam, S.
- aperture - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Sam, S.
- detail of aperture - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Sam, S.
- exine surface - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Sam, S.
- detail of polar area - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Sam, S.
- dry pollen grains - dry, sputter coated with gold, photographer: Sam, S.
- polar view (dry pollen grain) - dry, sputter coated with gold, photographer: Sam, S.
- dry pollen grain in equatorial view - dry, sputter coated with gold, photographer: Sam, S.
- Ubisch bodies on inner anther wall - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Sam, S.
- interapertural area of pollen wall - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Sam, S.
- interapertural area of pollen wall - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Sam, S.
- apertural area of pollen wall - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Sam, S.
- pollen wall at transition of aperture and interapertural area - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Sam, S.
- vegetative nucleus (left) and generative cell (right) - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Sam, S.
Literature
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- (1963) The genera of Sapindales in the southeastern United States. J Arn Arb 44: 462-501
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- (1967) Aeroallergens II. Pollens and the plants that produce them. In: Sheldon J.M., Lovell R.G., Mathews K.P. (eds) A manual of clinical allergy. 2nd ed. W.B. Saunders Co, Philadelphia : 340-397
- (1972) Blütenökologie und Kultivaren des Spitzahorns (Acer platanoides L.). Acta Musei Silesiae Series Dendrologia 2: 163-170
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- (1965) Electron microscopic investigations on the surface structure of pollen membrane of trees. Sci Rept Kyoto Univ, Agr 17: 43-69
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- (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:
Sam S., Auer W., Halbritter H. 2020. Acer platanoides. In: PalDat - A palynological database. https://www.paldat.org/pub/Acer_platanoides/304175; accessed 2024-11-01