Orontium aquaticum
Taxonomy: Spermatophyta, Arales, Araceae, Orontium
Published: 2012-03-30
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): -, 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: -, polarity: heteropolar, P/E-ratio: oblate, shape: -, outline in polar view: elliptic, dominant orientation (LM): -, P/E-ratio (dry pollen): oblate, shape (dry pollen): -, outline in polar view (dry pollen): -, infoldings (dry pollen): -, aperture number: 1, aperture type: -, aperture condition: sulcate, aperture peculiarities: -
Ornamentation and Structure
LM ornamentation LM: -, nexine: -, sexine: -, SEM ornamentation SEM: perforate, suprasculpture SEM: -, TEM tectum: eutectate, infratectum: columellate, foot layer: continuous, endexine: -, intine: -, wall peculiarities: -, supratectal element: -
Miscellaneous
pollen coatings: absent, reserves in cytoplasm: -, cell number: -, Ubisch bodies: absent
Author(s) of diagnosis: Halbritter, H.; Weber, M.
Pictures
1. inflorescences of Orontium aquaticum
2. aspect of Orontium aquaticum
3. polar view (proximal)
4. equatorial view
5. exine surface
6. dry pollen grain
7. pollen grains in cross section
8. pollen wall
9. pollen wall at transition of aperture and interapertural area
Picture legend
- inflorescences of Orontium aquaticum, photographer: Buchner, R.
- aspect of Orontium aquaticum, photographer: Buchner, R.
- polar view (proximal) - 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.
- exine surface - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- dry pollen grain - dry, sputter coated with gold, photographer: Halbritter, H.
- pollen grains in cross section - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Weber, M.
- pollen wall - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Weber, M.
- pollen wall at transition of aperture and interapertural area - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Weber, M.
Literature
Copyright and Citation
Cite this publication as:
Halbritter H., Weber M., Buchner R. 2012. Orontium aquaticum. In: PalDat - A palynological database. https://www.paldat.org/pub/Orontium_aquaticum/207807;jsessionid=A9573DF567BA143B9239F1430B447AD2; accessed 2024-04-24