Forgot your password?
 
 
PalDat Logo

PalDat - Palynological Database

an online publication on recent pollen

Ananas ananassoides

Taxonomy: Angiospermae, Poales, Bromeliaceae, Ananas

Published: 2018-04-12

Pollen Description

Shape, Size and Aperture

pollen unit: monad,  dispersal unit and peculiarities: monad,  size (pollen unit): medium-sized (26-50 µm),  pollen class: porate,  polarity: isopolar,  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: 2,  aperture type: porus,  aperture condition: porate, diporate,  aperture peculiarities: -

Ornamentation and Structure

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

Miscellaneous

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

Annotations

also 3 apertures, shape in hydrated condition: spheroidal to oblate

Author(s) of diagnosis: Halbritter, Heidemarie

Pictures

hydrated pollen

1. hydrated pollen

equatorial view

2. equatorial view

equatorial view

3. equatorial view

hydrated pollen,triporate

4. hydrated pollen, triporate

hydrated pollen,additional aperture

5. hydrated pollen, additional aperture

aperture

6. aperture

exine surface

7. exine surface

dry pollen

8. 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. equatorial view - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  4. hydrated pollen, triporate - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  5. hydrated pollen, additional aperture - 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. 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. Ananas ananassoides. In: PalDat - A palynological database. https://www.paldat.org/pub/Ananas_ananassoides/303242;jsessionid=910236E0787FDD68ED532CCE2BA0202E; accessed 2018-08-21