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PalDat - Palynological Database

an online publication on recent pollen

Miconia quinquenervia

Taxonomy: Angiospermae, Myrtales, Melastomataceae, Miconia

Published: 2019-02-19

Pollen Description

Shape, Size and Aperture

pollen unit: monad,  dispersal unit and peculiarities: monad,  size (pollen unit): small (10-25 µm),  pollen class: colporate,  polarity: heteropolar,  shape: spheroidal,  outline in polar view: circular,  shape (dry pollen): irregular,  outline in polar view (dry pollen): irregular,  infoldings (dry pollen): irregularly infolded,  aperture number: number varies,  aperture type: -,  aperture condition: colporate, porate, colpate,  aperture peculiarities: pantoaperturate

Ornamentation and Structure

LMornamentation LM: -,  nexine: -,  sexine: -,  SEMornamentation SEM: microrugulate, perforate,  TEMtectum: -,  infratectum: -,  foot layer: -,  endexine: -,  intine: -,  wall peculiarities: -

Miscellaneous

pollen coatings: -,  reserves in cytoplasm: -,  cell number: -,  Ubisch bodies: present

Annotations

apertures not uniform; colpi, pori or colpori irregularly distributed and irregular in shape and size

Author(s) of diagnosis: Halbritter, Heidemarie

Pictures

inflorescence(s)

1. inflorescence(s)

hydrated pollen

2. hydrated pollen

hydrated pollen

3. hydrated pollen

hydrated pollen

4. hydrated pollen

hydrated pollen

5. hydrated pollen

aperture,colporus

6. aperture, colporus

aperture,porus

7. aperture, porus

exine surface

8. exine surface

dry pollen

9. dry pollen

Ubisch bodies on locule wall

10. Ubisch bodies on locule wall

Picture legend

  1. inflorescence(s), photographer: Berger, A.
  2. hydrated pollen - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  3. hydrated pollen - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  4. hydrated pollen - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  5. hydrated pollen - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  6. aperture, colporus - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  7. aperture, porus - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  8. exine surface - 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., Berger A. 2019. Miconia quinquenervia. In: PalDat - A palynological database. https://www.paldat.org/pub/Miconia_quinquenervia/303337;jsessionid=2AE4F033C54986D4CFAF117A637F80F5; accessed 2019-05-21