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PalDat - Palynological Database

an online publication on recent pollen

Pachira quinata

Taxonomy: Angiospermae, Malvales, Malvaceae, Pachira

Published: 2016-03-20

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: colpate,  polarity: isopolar,  P/E-ratio: oblate,  shape: -,  outline in polar view: triangular,  dominant orientation (LM): -,  P/E-ratio (dry pollen): oblate,  shape (dry pollen): -,  outline in polar view (dry pollen): triangular,  infoldings (dry pollen): no suitable term,  aperture number: 3,  aperture type: colpus,  aperture condition: colpate, tricolpate,  aperture peculiarities: brevicolpus, planaperturate

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: present

Annotations: pollen grains isopolar to slightly heteropolar; dry pollen cup-shaped as well; ornamentation at the apices psilate and perforate

Author(s) of diagnosis: Halbritter, Heidemarie

Pictures

hydrated pollen on loculus wall

1. hydrated pollen on loculus wall

polar view

2. polar view

equatorial view

3. equatorial view

equatorial view

4. equatorial view

oblique polar view

5. oblique polar view

aperture

6. aperture

exine surface

7. exine surface

exine surface,apex

8. exine surface, apex

dry pollen

9. dry pollen

Ubisch bodies on locule wall

10. Ubisch bodies on locule wall

Picture legend

  1. hydrated pollen on loculus wall - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  2. polar view - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  3. equatorial view - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  4. equatorial view - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  5. oblique polar view - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  6. aperture - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  7. exine surface - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  8. exine surface, apex - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  9. dry pollen - dry, sputter coated with gold, photographer: Halbritter, H.
  10. Ubisch bodies on locule wall - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.

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

Copyright and Citation

Cite this publication as:

Halbritter H. 2016. Pachira quinata. In: PalDat - A palynological database. https://www.paldat.org/pub/Pachira_quinata/300667;jsessionid=BF6B3913342F6BF98487F641B9A9CEDC; accessed 2024-04-23