Catalpa bungei
Taxonomy: Angiospermae, Lamiales, Bignoniaceae, Catalpa
Published: 2016-09-22
Pollen Description
Shape, Size and Aperture
pollen unit: tetrad, dispersal unit and peculiarities: tetrad planar, tetrad tetragonal, tetrad tetrahedral, tetrad decussate, size (pollen unit): large (51-100 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: clypeate, polarity: heteropolar, P/E-ratio: -, shape: no suitable term, outline in polar view: circular, dominant orientation (LM): -, P/E-ratio (dry pollen): -, shape (dry pollen): no suitable term, outline in polar view (dry pollen): lobate, infoldings (dry pollen): no suitable term, aperture number: none, aperture type: no aperture, aperture condition: inaperturate, aperture peculiarities: -
Ornamentation and Structure
LM ornamentation LM: -, nexine: -, sexine: -, SEM ornamentation SEM: reticulate, 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
Pictures
1. flower(s)
2. tetrads
3. tetrahedral tetrad
4. planar tetrad
5. pollen surface
6. exine surface
7. dry tetrads
Picture legend
- flower(s), photographer: Halbritter, H.
- tetrads - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- tetrahedral tetrad - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- planar tetrad - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- pollen surface - 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
- (1998) Preparing living pollen material for scanning electron microscopy using 2,2-dimethoxypropane (DMP) and criticalpoint drying. Biotechnic Histochem 73: 137–143
Copyright and Citation
Cite this publication as:
Halbritter H. 2016. Catalpa bungei. In: PalDat - A palynological database. https://www.paldat.org/pub/Catalpa_bungei/301424;jsessionid=E917A34E8907EE10A56A875A1F599FB2; accessed 2024-04-20