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PalDat - Palynological Database

an online publication on recent pollen

Carex elata

Taxonomy: Angiospermae, Poales, Cyperaceae, Carex

Published: 2016-12-05

Pollen Description

Shape, Size and Aperture

pollen unit: tetrad,  dispersal unit and peculiarities: pseudomonad,  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: tetrad,  polarity: heteropolar,  P/E-ratio: -,  shape: no suitable term,  outline in polar view: circular,  dominant orientation (LM): -,  P/E-ratio (dry pollen): -,  shape (dry pollen): irregular,  outline in polar view (dry pollen): irregular,  infoldings (dry pollen): aperture(s) sunken,  aperture number: number varies,  aperture type: poroid,  aperture condition: poroidate,  aperture peculiarities: aperture membrane ornamented

Ornamentation and Structure

LMornamentation LM: -,  nexine: -,  sexine: -,  SEMornamentation SEM: microverrucate, perforate,  suprasculpture SEM: -,  TEMtectum: -,  infratectum: -,  foot layer: -,  endexine: -,  intine: -,  wall peculiarities: -,  supratectal element: -

Miscellaneous

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

Annotations: number of apertures mostly 5 or 6

Author(s) of diagnosis: Halbritter, Heidemarie

Pictures

aspect of Carex elata

1. aspect of Carex elata

inflorescence(s)

2. inflorescence(s)

inflorescence(s)

3. inflorescence(s)

polar view

4. polar view

equatorial view

5. equatorial view

aperture

6. aperture

exine surface

7. exine surface

dry pseudomonads

8. dry pseudomonads

locular wall with Ubisch bodies

9. locular wall with Ubisch bodies

Ubisch bodies on inner anther wall

10. Ubisch bodies on inner anther wall

Picture legend

  1. aspect of Carex elata, photographer: Svojtka, M.
  2. inflorescence(s), photographer: Svojtka, M.
  3. inflorescence(s), photographer: Buchner, R.
  4. polar view - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  5. equatorial view - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  6. aperture - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  7. exine surface - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  8. dry pseudomonads - dry, sputter coated with gold, photographer: Halbritter, H.
  9. locular wall with Ubisch bodies - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  10. Ubisch bodies on inner anther wall - fresh, rehydration (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., Svojtka M., Buchner R. 2016. Carex elata. In: PalDat - A palynological database. https://www.paldat.org/pub/Carex_elata/302742;jsessionid=A4F243955575AC2CEE1C5DB06D7B77B8; accessed 2024-03-28

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