Cerastium brachiatum
Taxonomy: Angiospermae, Caryophyllales, Caryophyllaceae, Cerastium
Published: 2016-02-01
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: porate, polarity: -, P/E-ratio: -, shape: spheroidal, outline in polar view: circular, dominant orientation (LM): -, P/E-ratio (dry pollen): -, shape (dry pollen): polygonal, outline in polar view (dry pollen): polygonal, infoldings (dry pollen): aperture(s) sunken, aperture number: >6, aperture type: porus, aperture condition: porate, pantoporate, aperture peculiarities: aperture membrane ornamented, pantoaperturate
Ornamentation and Structure
LM ornamentation LM: -, nexine: -, sexine: -, SEM ornamentation SEM: microechinate, perforate, suprasculpture SEM: -, TEM tectum: -, infratectum: -, foot layer: -, endexine: -, intine: -, wall peculiarities: -, supratectal element: -
Miscellaneous
pollen coatings: -, reserves in cytoplasm: -, cell number: -, Ubisch bodies: present
Annotations: 12 apertures
Author(s) of diagnosis: Halbritter, Heidemarie
Pictures
Picture legend
- hydrated pollen grain - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- aperture - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- exine surface - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- dry pollen grains - dry, sputter coated with gold, photographer: Halbritter, H.
- Ubisch bodies on inner anther wall - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
Literature
Copyright and Citation
Cite this publication as:
Halbritter H. 2016. Cerastium brachiatum. In: PalDat - A palynological database. https://www.paldat.org/pub/Cerastium_brachiatum/300385; accessed 2024-11-01