Cupressus sempervirens
Taxonomy: Gymnospermae, Pinales, Cupressaceae, Cupressus
Published: 2015-04-13
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: inaperturate, 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): irregularly infolded, aperture number: none, aperture type: no aperture, aperture condition: inaperturate, aperture peculiarities: -
Ornamentation and Structure
LM ornamentation LM: -, nexine: -, sexine: -, SEM ornamentation SEM: granulate, suprasculpture SEM: -, TEM tectum: eutectate, infratectum: -, foot layer: -, endexine: -, intine: -, wall peculiarities: adhering Ubisch bodies, supratectal element: -
Miscellaneous
pollen coatings: absent, reserves in cytoplasm: -, cell number: -, Ubisch bodies: present
Annotations: "Exploding" pollen; exine is shed in contact with water
Author(s) of diagnosis: Halbritter, Heidemarie
Pictures
Picture legend
- hydrated pollen grains - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- hydrated pollen grain - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- exine surface (with adhering Ubisch-bodies) - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- exine surface (with adhering Ubisch-bodies) - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- dry pollen grains - dry, sputter coated with gold, photographer: Halbritter, H.
Literature
Copyright and Citation
Cite this publication as:
Halbritter H. 2015. Cupressus sempervirens. In: PalDat - A palynological database. https://pc8.botanik.univie.ac.at/pub/Cupressus_sempervirens/300053; accessed 2025-04-28