Wittmackia maranguapensis
Taxonomy: Angiospermae, Poales, Bromeliaceae, Wittmackia
Links: https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:77165575-1
Published: 2024-04-16
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: heteropolar, P/E-ratio: oblate, shape: -, outline in polar view: elliptic, dominant orientation (LM): -, P/E-ratio (dry pollen): oblate, shape (dry pollen): irregular, outline in polar view (dry pollen): irregular, infoldings (dry pollen): -, aperture number: 2, aperture type: porus, aperture condition: porate, diporate, aperture peculiarities: -
Ornamentation and Structure
LM ornamentation LM: -, nexine: -, sexine: -, SEM ornamentation SEM: reticulate, heterobrochate, free-standing columellae, suprasculpture SEM: -, TEM tectum: -, infratectum: -, foot layer: -, endexine: -, intine: -, wall peculiarities: -, supratectal element: -
Miscellaneous
pollen coatings: -, reserves in cytoplasm: -, cell number: -, Ubisch bodies: -
Annotations: pollen grains slightly heteropolar to isopolar
Author(s) of diagnosis: Halbritter, Heidemarie
Pictures
1. hydrated pollen
2. oblique distal polar view
3. oblique proximal polar view
4. equatorial view
5. aperture
6. exine surface
7. dry pollen
Picture legend
- hydrated pollen - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- oblique distal polar view - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- oblique proximal polar view - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- equatorial view - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- aperture - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- exine surface - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- dry pollen - 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. 2024. Wittmackia maranguapensis. In: PalDat - A palynological database. https://www.paldat.org/pub/Wittmackia_maranguapensis/306705; accessed 2024-11-01