Sambucus nigra
Taxonomy: Angiospermae, Dipsacales, Adoxaceae, Sambucus
Published: 2016-07-18
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): -, 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: colporate, polarity: isopolar, P/E-ratio: -, shape: spheroidal, outline in polar view: circular, dominant orientation (LM): -, 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: reticulate, nexine: -, sexine: -, SEM ornamentation SEM: reticulate, heterobrochate, suprasculpture SEM: -, TEM tectum: semitectate, infratectum: columellate, foot layer: continuous, endexine: absent, intine: monolayered, wall peculiarities: -, supratectal element: -
Miscellaneous
pollen coatings: pollenkitt, primexine matrix, reserves in cytoplasm: -, cell number: 3-celled, Ubisch bodies: absent
Annotations: The footlayer is very mighty, forming lamellae in apertural regions.
Author(s) of diagnosis: Halbritter, Heidemarie; Diethart, Bernadette
Pictures
1. flower(s)
2. flower(s)
3. flower(s)
4. pollen grain with two sperm cells
5. upper focus
6. optical section
7. lower focus
8. polar view
9. equatorial view
10. aperture
11. exine surface
12. polar area
13. dry pollen grains
14. polar view (dry pollen grain)
15. dry pollen grain in equatorial view
16. pollen grain in cross section
17. interapertural area of pollen wall
18. interapertural area of pollen wall
19. interapertural area of pollen wall
20. interapertural area of pollen wall
21. apertural area of pollen wall
22. detail of apertural area
23. pollen wall at transition of aperture and interapertural area
24. vegetative nucleus and two sperm cells
Picture legend
- flower(s), photographer: Halbritter, H.
- flower(s), photographer: Diethart, B.
- flower(s), photographer: Diethart, B.
- pollen grain with two sperm cells - fresh, unfixed, aceto-carmine, photographer: Diethart, B.
- upper focus - fresh, acetolyzed, unstained, photographer: Diethart, B.
- optical section - fresh, acetolyzed, unstained, photographer: Diethart, B.
- lower focus - fresh, acetolyzed, unstained, photographer: Diethart, B.
- polar view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- equatorial view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- aperture - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- exine surface - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- polar area - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- dry pollen grains - dry, sputter coated with gold, photographer: Halbritter, H.
- 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.
- pollen grain in cross section - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Diethart, B.
- interapertural area of pollen wall - fresh, glutaraldehyde & osmium & potassium ferrocyanide, Thiéry-test, photographer: Diethart, B.
- interapertural area of pollen wall - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Diethart, B.
- interapertural area of pollen wall - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Diethart, B.
- interapertural area of pollen wall - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Diethart, B.
- apertural area of pollen wall - fresh, glutaraldehyde & osmium & potassium ferrocyanide, Thiéry-test, photographer: Diethart, B.
- detail of apertural area - fresh, glutaraldehyde & osmium & potassium ferrocyanide, Thiéry-test, photographer: Diethart, B.
- pollen wall at transition of aperture and interapertural area - fresh, glutaraldehyde & osmium & potassium ferrocyanide, Thiéry-test, photographer: Diethart, B.
- vegetative nucleus and two sperm cells - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Diethart, B.
Literature
- (1988) Morfologia pollinica di Sambucus L. in Italia. Archivio Botanico e Biogeografico Italiano 63: 153-194
- (1981) Palynologische Untersuchungen an Caprifoliaceae. I. Sambuceae, Viburneae und Diervilleae. Trop Subtrop Pflanzenwelt 34: 131-189
- (1994) Revision of the genus Sambucus. Dissertationes Botanicae 223: 227 pp
- (1990) Generative cell division and sperm cell association in the pollen grain of Sambucus nigra. Ann Bot 65: 685-689
- (1992) Pollen et spores d'Europe et d'Afrique du Nord. Laboratoire de Botanique historique et Palynologie, Marseille : 520 pp, 446 pl
- (1995) Pollen et spores d'Europe et d'Afrique du Nord. Laboratoire de Botanique historique et Palynologie, Marseille : 327 pp, 276 pl
- (1986) Comparative-morphological analysis of pollen of the genus Sambucus (Caprifoliaceae). Bot Journ USSR 71: 168-174
- (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:
Halbritter H., Diethart B. 2016. Sambucus nigra. In: PalDat - A palynological database. https://www.paldat.org/pub/Sambucus_nigra/301230;jsessionid=39F17F627E314D894C57A26698F04E4E; accessed 2024-04-26