Carex digitata
Taxonomy: Spermatophyta, Juncales, Cyperaceae, Carex
Published: 2005-06-01
Pollen Description
Shape, Size and Aperture
pollen unit: tetrad, dispersal unit and peculiarities: tetrad, 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: -, shape: -, outline in polar view: circular, dominant orientation (LM): -, P/E-ratio (dry pollen): -, shape (dry pollen): irregular, outline in polar view (dry pollen): irregular, infoldings (dry pollen): aperture(s) sunken, aperture number: 6, aperture type: poroid, aperture condition: -, aperture peculiarities: -
Ornamentation and Structure
LM ornamentation LM: -, nexine: -, sexine: -, SEM ornamentation SEM: perforate, suprasculpture SEM: -, TEM tectum: eutectate, infratectum: -, foot layer: -, endexine: -, intine: -, wall peculiarities: -, supratectal element: -
Miscellaneous
pollen coatings: absent, reserves in cytoplasm: -, cell number: -, Ubisch bodies: present
Annotations: The number of apertures is not constant. There are pseudomonads with 3 aborted pollen grains on the sharp edge of the tetrads.
Author(s) of diagnosis: Halbritter, H.
Pictures
Picture legend
- flower(s), photographer: Halbritter, H.
- hydrated tetrad - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- hydrated tetrad - 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.
- dry tetrads - dry, sputter coated with gold, photographer: Halbritter, H.
Literature
Copyright and Citation
Cite this publication as:
Halbritter H. 2005. Carex digitata. In: PalDat - A palynological database. https://pc8.botanik.univie.ac.at/pub/Carex_digitata/101127;jsessionid=8DE47EF08C060A10985BFD5041B06BAE; accessed 2025-01-10