Ailanthus altissima
Taxonomy: Angiospermae, Sapindales, Simaroubaceae, Ailanthus
Links: http://flora.nhm-wien.ac.at/Seiten-Arten/Ailanthus-altissima.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): 26-30 µm, shortest polar axis in equatorial view (LM): 21-25 µm, longest polar axis in equatorial view (LM): 21-25 µm, shortest diameter in equatorial or polar view (LM): 21-25 µm, longest diameter in equatorial or polar view (LM): 21-25 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
LM ornamentation LM: striato-reticulate, nexine: -, sexine: -, SEM ornamentation SEM: striato-reticulate, suprasculpture SEM: -, TEM tectum: semitectate, infratectum: columellate, foot layer: absent, endexine: compact-continuous, intine: bilayered, wall peculiarities: -, supratectal element: -
Miscellaneous
pollen coatings: pollenkitt, reserves in cytoplasm: starch, cell number: 2-celled, Ubisch bodies: absent
Author(s) of diagnosis: Diethart, Bernadette; Heigl, Helmut
Pictures
1. flower(s)
2. detail of flower(s)
3. pollen grain with generative cell
4. upper focus
5. optical section
6. lower focus
7. hydrated pollen
8. hydrated pollen
9. hydrated pollen
10. polar view
11. equatorial view
12. equatorial view
13. detail of aperture
14. detail of aperture
15. exine surface
16. dry pollen grains
17. polar view (dry pollen grain)
18. dry pollen grain in equatorial view
19. interapertural area of pollen wall
20. apertural area of pollen wall
21. pollen wall at transition of aperture and interapertural area
Picture legend
- flower(s), photographer: Diethart, B.
- detail of flower(s), photographer: Diethart, B.
- pollen grain with generative cell - dry, unfixed & rehydrated (water), aceto-carmine, photographer: Diethart, B.
- upper focus - dry, acetolyzed, unstained, photographer: Diethart, B.
- optical section - dry, acetolyzed, unstained, photographer: Diethart, B.
- lower focus - dry, acetolyzed, unstained, photographer: Diethart, B.
- hydrated pollen - fresh, glycerine, unstained, photographer: Heigl, H.
- hydrated pollen - fresh, glycerine, ruthenium red, photographer: Heigl, H.
- hydrated pollen - fresh, glycerine, ruthenium red, photographer: Heigl, H.
- polar view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Diethart, B.
- equatorial view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Diethart, B.
- equatorial view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Diethart, B.
- detail of aperture - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Diethart, B.
- detail of aperture - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Diethart, B.
- exine surface - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Diethart, B.
- dry pollen grains - dry, sputter coated with gold, photographer: Diethart, B.
- polar view (dry pollen grain) - dry, sputter coated with gold, photographer: Diethart, B.
- dry pollen grain in equatorial view - dry, sputter coated with gold, photographer: Diethart, B.
- interapertural area of pollen wall - fresh, glutaraldehyde & osmium & potassium ferrocyanide, lipid-test, photographer: Diethart, B.
- apertural area of pollen wall - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Diethart, B.
- pollen wall at transition of aperture and interapertural area - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Diethart, B.
Literature
- (1998) Preparing living pollen material for scanning electron microscopy using 2,2-dimethoxypropane (DMP) and criticalpoint drying. Biotechnic Histochem 73: 137–143
- (1994) Exkursionsflora von Österreich : 1180
Copyright and Citation
Cite this publication as:
Diethart B., Heigl H. 2020. Ailanthus altissima. In: PalDat - A palynological database. https://www.paldat.org/pub/Ailanthus_altissima/304167; accessed 2024-11-10