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PalDat - Palynological Database

an online publication on recent pollen

Cyperus papyrus

Taxonomy: Angiospermae, Poales, Cyperaceae, Cyperus

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),  pollen class: tetrad,  polarity: heteropolar,  shape: -,  outline in polar view: -,  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, operculum

Ornamentation and Structure

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

Miscellaneous

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

Annotations

equatorial poroids mostly elongated (colpi); distal aperture roundish, often with operculum

Author(s) of diagnosis: Halbritter, Heidemarie

Pictures

flower(s)

1. flower(s)

flower(s)

2. flower(s)

hydrated pseudomonads

3. hydrated pseudomonads

pseudomonad

4. pseudomonad

pseudomonad

5. pseudomonad

aperture

6. aperture

aperture with pontoperculum

7. aperture with pontoperculum

exine surface

8. exine surface

dry pseudomonads

9. dry pseudomonads

Picture legend

  1. flower(s), photographer: Halbritter, H.
  2. flower(s), photographer: Halbritter, H.
  3. hydrated pseudomonads - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  4. pseudomonad - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  5. pseudomonad - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  6. aperture - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  7. aperture with pontoperculum - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  8. exine surface - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  9. dry pseudomonads - 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. 2016. Cyperus papyrus. In: PalDat - A palynological database. https://www.paldat.org/pub/Cyperus_papyrus/302749;jsessionid=EEBF364C9A48EB32C98409BD110B26C4; accessed 2018-11-18

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