Jacaranda mimosifolia
Taxonomy: Angiospermae, Lamiales, Bignoniaceae, Jacaranda
Links: https://tropicos.org/name/3700578
Published: 2022-05-11
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): 41-50 µm, longest polar axis in equatorial view (LM): 41-50 µm, shortest diameter in equatorial or polar view (LM): 41-50 µm, longest diameter in equatorial or polar view (LM): 41-50 µm, pollen class: colporate, polarity: isopolar, P/E-ratio: oblate, shape: spheroidal, outline in polar view: circular, dominant orientation (LM): oblique, P/E-ratio (dry pollen): prolate, shape (dry pollen): -, outline in polar view (dry pollen): lobate, infoldings (dry pollen): aperture(s) sunken, aperture number: 3, aperture type: colporus, aperture condition: tricolporate, colporate, aperture peculiarities: aperture membrane ornamented
Ornamentation and Structure
LM ornamentation LM: psilate, foveolate, scabrate, nexine: -, sexine: -, SEM ornamentation SEM: psilate, 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: The colporus is sometimes not clearly visible.
Author(s) of diagnosis: Brkic, Amra; Heigl, Helmut
Pictures
1. flower(s), detail of flower(s)
2. hydrated pollen
3. hydrated pollen
4. hydrated pollen
5. hydrated pollen, oblique view, equatorial view
6. hydrated pollen, oblique view
7. hydrated pollen, equatorial view
8. hydrated pollen, aperture, aperture detail
9. hydrated pollen, exine surface
10. dry pollen, hydrated pollen, Ubisch bodies on locule wall
11. dry pollen
Picture legend
- flower(s), detail of flower(s), photographer: Brkic, A.
- 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.
- hydrated pollen, oblique view, equatorial view - fresh, critical point dried & rehydrated (water) & sputter coated with gold, photographer: Brkic, A.
- hydrated pollen, oblique view - fresh, critical point dried & rehydrated (water) & sputter coated with gold, photographer: Brkic, A.
- hydrated pollen, equatorial view - fresh, critical point dried & rehydrated (water) & sputter coated with gold, photographer: Brkic, A.
- hydrated pollen, aperture, aperture detail - fresh, critical point dried & rehydrated (water) & sputter coated with gold, photographer: Brkic, A.
- hydrated pollen, exine surface - fresh, critical point dried & rehydrated (water) & sputter coated with gold, photographer: Brkic, A.
- dry pollen, hydrated pollen, Ubisch bodies on locule wall - fresh, critical point dried & sputter coated with gold, photographer: Brkic, A.
- dry pollen - dry, critical point dried & sputter coated with gold, photographer: Brkic, A.
Literature
- (1998) Preparing living pollen material for scanning electron microscopy using 2,2-dimethoxypropane (DMP) and criticalpoint drying. Biotechnic Histochem 73: 137–143
- (2018) Illustrated Pollen Terminology 2nd Edition
Copyright and Citation
Cite this publication as:
Brkic A., Heigl H. 2022. Jacaranda mimosifolia. In: PalDat - A palynological database. https://pc8.botanik.univie.ac.at/pub/Jacaranda_mimosifolia/306562; accessed 2025-04-28