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PalDat - Palynological Database

an online publication on recent pollen

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: colporate, tricolporate,  aperture peculiarities: aperture membrane ornamented

Ornamentation and Structure

LMornamentation LM: scabrate, foveolate, psilate,  nexine: -,  sexine: -,  SEMornamentation SEM: perforate, psilate,  suprasculpture SEM: -,  TEMtectum: -,  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

flower(s),detail of flower(s)

1. flower(s), detail of flower(s)

hydrated pollen

2. hydrated pollen

hydrated pollen

3. hydrated pollen

hydrated pollen

4. hydrated pollen

hydrated pollen,oblique view,equatorial view

5. hydrated pollen, oblique view, equatorial view

hydrated pollen,oblique view

6. hydrated pollen, oblique view

hydrated pollen,equatorial view

7. hydrated pollen, equatorial view

hydrated pollen,aperture,aperture detail

8. hydrated pollen, aperture, aperture detail

hydrated pollen,exine surface

9. hydrated pollen, exine surface

dry pollen,hydrated pollen,Ubisch bodies on locule wall

10. dry pollen, hydrated pollen, Ubisch bodies on locule wall

dry pollen

11. dry pollen

Picture legend

  1. flower(s), detail of flower(s), photographer: Brkic, A.
  2. hydrated pollen - fresh, glycerine, unstained, photographer: Heigl, H.
  3. hydrated pollen - fresh, glycerine, ruthenium red, photographer: Heigl, H.
  4. hydrated pollen - fresh, glycerine, ruthenium red, photographer: Heigl, H.
  5. hydrated pollen, oblique view, equatorial view - fresh, critical point dried & rehydrated (water) & sputter coated with gold, photographer: Brkic, A.
  6. hydrated pollen, oblique view - fresh, critical point dried & rehydrated (water) & sputter coated with gold, photographer: Brkic, A.
  7. hydrated pollen, equatorial view - fresh, critical point dried & rehydrated (water) & sputter coated with gold, photographer: Brkic, A.
  8. hydrated pollen, aperture, aperture detail - fresh, critical point dried & rehydrated (water) & sputter coated with gold, photographer: Brkic, A.
  9. hydrated pollen, exine surface - fresh, critical point dried & rehydrated (water) & sputter coated with gold, photographer: Brkic, A.
  10. dry pollen, hydrated pollen, Ubisch bodies on locule wall - fresh, critical point dried & sputter coated with gold, photographer: Brkic, A.
  11. dry pollen - dry, critical point dried & sputter coated with gold, photographer: Brkic, A.

Literature

  • Halbritter, H (1998) Preparing living pollen material for scanning electron microscopy using 2,2-dimethoxypropane (DMP) and criticalpoint drying. Biotechnic Histochem 73: 137–143
  • Halbritter H, Ulrich S, Grímsson F, Weber M, Zetter R, Hesse M, Buchner R, Svojtka M, Frosch-Radivo A (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://www.paldat.org/pub/Jacaranda_mimosifolia/306562;jsessionid=590B8BC3A42A51D2478B295030E6C6A7; accessed 2022-08-19

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