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PalDat - Palynological Database

an online publication on recent pollen

Aechmea triangularis

Taxonomy: Angiospermae, Poales, Bromeliaceae, Aechmea

Published: 2018-09-24

Pollen Description

Shape, Size and Aperture

pollen unit: monad,  dispersal unit and peculiarities: monad,  size (pollen unit): large (51-100 µm),  pollen class: porate,  polarity: isopolar,  shape: oblate,  outline in polar view: elliptic,  shape (dry pollen): irregular,  outline in polar view (dry pollen): irregular,  infoldings (dry pollen): irregularly infolded,  aperture number: 2,  aperture type: porus,  aperture condition: porate, diporate,  aperture peculiarities: aperture membrane smooth

Ornamentation and Structure

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

Miscellaneous

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

Author(s) of diagnosis: Halbritter, Heidemarie

Pictures

hydrated pollen

1. hydrated pollen

equatorial view

2. equatorial view

aperture

3. aperture

exine surface

4. exine surface

dry pollen

5. dry pollen

Picture legend

  1. hydrated pollen - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  2. equatorial view - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  3. aperture - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  4. exine surface - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  5. dry pollen - dry, 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. 2018. Aechmea triangularis. In: PalDat - A palynological database. https://www.paldat.org/pub/Aechmea_triangularis/303324;jsessionid=B52368C49B6CBDB2FBBB9257660F41C7; accessed 2019-07-23