Calla palustris
Taxonomy: Angiospermae, Alismatales, Araceae, Calla
Published: 2017-01-18
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: sulcate, polarity: heteropolar, P/E-ratio: oblate, shape: -, outline in polar view: elliptic, dominant orientation (LM): -, P/E-ratio (dry pollen): prolate, shape (dry pollen): -, outline in polar view (dry pollen): no suitable term, infoldings (dry pollen): aperture(s) sunken, aperture number: 2, aperture type: sulcus, aperture condition: sulcate, disulcate, aperture peculiarities: aperture membrane ornamented
Ornamentation and Structure
LM ornamentation LM: scabrate, nexine: -, sexine: -, SEM ornamentation SEM: psilate, perforate, suprasculpture SEM: -, TEM tectum: eutectate, infratectum: columellate, foot layer: discontinuous, endexine: compact-continuous, intine: monolayered, wall peculiarities: -, supratectal element: -
Miscellaneous
pollen coatings: absent, reserves in cytoplasm: lipids, cell number: 2-celled, Ubisch bodies: absent
Annotations: aperture condition: disulcate to ring-like; intine bilayered in aperture only
Author(s) of diagnosis: Halbritter, Heidemarie; Ulrich, Silvia
Pictures
1. habitus
2. inflorescence(s)
3. flower(s)
4. generative cell
5. acetolyzed pollen
6. acetolyzed pollen
7. hydrated pollen
8. hydrated pollen
9. hydrated pollen grains
10. polar view
11. equatorial view
12. hydrated pollen, polar view, aperture condition disulcate to ring-like
13. hydrated pollen, equatorial view, ring-like aperture
14. hydrated pollen, oblique equatorial view, ring-like aperture
15. apertural area
16. aperture
17. exine surface
18. detail of ring-like aperture
19. aperture detail, small remaining exine bridge between the 2 sulci
20. dry pollen grains
21. acetolyzed pollen
22. acetolyzed pollen
23. pollen wall, transition from aperture to interapertural area
24. pollen wall, interapertural area
25. pollen wall, transition from aperture to interapertural area, detail of vegetative nucleus
26. pollen wall, interapertural area
27. aperture
28. pollen wall, transition from aperture to interapertural area
29. generative cell
Picture legend
- habitus, photographer: Halbritter, H.
- inflorescence(s), photographer: Bröderbauer, D.
- flower(s), photographer: Bröderbauer, D.
- generative cell - fresh, unfixed, aceto-carmine, photographer: Ulrich, S.
- acetolyzed pollen - fresh, acetolyzed, unstained, photographer: Ulrich, S.
- acetolyzed pollen - fresh, acetolyzed, unstained, photographer: Ulrich, S.
- hydrated pollen - fresh, rehydrated (water), unstained, photographer: Ulrich, S.
- hydrated pollen - fresh, rehydrated (water), unstained, photographer: Ulrich, S.
- hydrated pollen grains - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- 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.
- hydrated pollen, polar view, aperture condition disulcate to ring-like - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Ulrich, S.
- hydrated pollen, equatorial view, ring-like aperture - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Ulrich, S.
- hydrated pollen, oblique equatorial view, ring-like aperture - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Ulrich, S.
- apertural area - 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.
- detail of ring-like aperture - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Ulrich, S.
- aperture detail, small remaining exine bridge between the 2 sulci - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Ulrich, S.
- dry pollen grains - dry, sputter coated with gold, photographer: Halbritter, H.
- acetolyzed pollen - fresh, acetolyzed, photographer: Ulrich, S.
- acetolyzed pollen - fresh, acetolyzed, photographer: Ulrich, S.
- pollen wall, transition from aperture to interapertural area - fresh, glutaraldehyde & osmium & potassium ferrocyanide, potassium permanganate, photographer: Ulrich, S.
- pollen wall, interapertural area - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Ulrich, S.
- pollen wall, transition from aperture to interapertural area, detail of vegetative nucleus - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Ulrich, S.
- pollen wall, interapertural area - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Ulrich, S.
- aperture - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Ulrich, S.
- pollen wall, transition from aperture to interapertural area - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Ulrich, S.
- generative cell - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Ulrich, S.
Literature
- (1998) Preparing living pollen material for scanning electron microscopy using 2,2-dimethoxypropane (DMP) and criticalpoint drying. Biotechnic Histochem 73: 137–143
- (2008) Exkursionsflora für Österreich, Liechtenstein und Südtirol : 1391
Copyright and Citation
Cite this publication as:
Halbritter H., Ulrich S., Bröderbauer D. 2017. Calla palustris. In: PalDat - A palynological database. https://www.paldat.org/pub/Calla_palustris/302967;jsessionid=643C17EF026EE7B2A87677621225842A; accessed 2024-04-20