Chimonanthus praecox
Taxonomy: Angiospermae, Laurales, Calycanthaceae, Chimonanthus
Published: 2021-02-15
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): 41-50 µm, shortest polar axis in equatorial view (LM): 36-40 µm, longest polar axis in equatorial view (LM): 41-50 µm, shortest diameter in equatorial or polar view (LM): -, longest diameter in equatorial or polar view (LM): -, pollen class: sulcate, polarity: isopolar, P/E-ratio: oblate, shape: -, outline in polar view: elliptic, dominant orientation (LM): oblique, P/E-ratio (dry pollen): oblate, shape (dry pollen): -, outline in polar view (dry pollen): lobate, infoldings (dry pollen): aperture(s) sunken, aperture number: 2, aperture type: sulcus, aperture condition: disulcate, sulcate, aperture peculiarities: aperture membrane ornamented
Ornamentation and Structure
LM ornamentation LM: scabrate, verrucate, gemmate, nexine: -, sexine: -, SEM ornamentation SEM: perforate, suprasculpture SEM: -, TEM tectum: -, infratectum: -, foot layer: -, endexine: -, intine: -, wall peculiarities: -, supratectal element: -
Miscellaneous
pollen coatings: -, reserves in cytoplasm: -, cell number: -, Ubisch bodies: -
Author(s) of diagnosis: Halbritter, Heidemarie; Heigl, Helmut
Pictures
Picture legend
- flower(s), photographer: Halbritter, H.
- hydrated pollen - fresh, glycerine, unstained, photographer: Heigl, H.
- hydrated pollen - fresh, glycerine, ruthenium red, photographer: Heigl, H.
- hydrated pollen - fresh, glycerine, ruthenium red, photographer: Heigl, H.
- oblique polar view - fresh, critical point dried & sputter coated with gold, photographer: Halbritter, H.
- equatorial view - fresh, critical point dried & sputter coated with gold, photographer: Halbritter, H.
- aperture detail - fresh, critical point dried & sputter coated with gold, photographer: Halbritter, H.
- exine surface - fresh, critical point dried & sputter coated with gold, photographer: Halbritter, H.
- dry pollen - dry, sputter coated with gold, photographer: Halbritter, H.
Literature
Copyright and Citation
Cite this publication as:
Halbritter H., Heigl H. 2021. Chimonanthus praecox. In: PalDat - A palynological database. https://pc8.botanik.univie.ac.at/pub/Chimonanthus_praecox/305386;jsessionid=A25CF360140B739FFA4CB1B27443D70F; accessed 2025-01-10