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PalDat - Palynological Database

an online publication on recent pollen

Carex humilis

Taxonomy: Spermatophyta, Juncales, Cyperaceae, Carex

Published: 2005-06-01

Pollen Description

Shape, Size and Aperture

pollen unit: tetrad,  dispersal unit and peculiarities: tetrad,  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: -,  polarity: heteropolar,  P/E-ratio: -,  shape: -,  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: 5,  aperture type: poroid,  aperture condition: -,  aperture peculiarities: aperture membrane ornamented

Ornamentation and Structure

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

Miscellaneous

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

Annotations: The number of apertures mostly is 5 or 6.

Author(s) of diagnosis: Stingl, R.; Halbritter, H.

Pictures

flower(s)

1. flower(s)

hydrated tetrad

2. hydrated tetrad

aperture

3. aperture

exine surface

4. exine surface

dry tetrads

5. dry tetrads

Picture legend

  1. flower(s), photographer: Stingl, R.
  2. hydrated tetrad - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  3. aperture - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  4. exine surface - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  5. dry tetrads - dry, sputter coated with gold, photographer: Halbritter, H.

Literature

    Copyright and Citation

    Cite this publication as:

    Stingl R., Halbritter H. 2005. Carex humilis. In: PalDat - A palynological database. https://www.paldat.org/pub/Carex_humilis/101189;jsessionid=9DF6AACD233A0917F789AD04FD9941A0; accessed 2024-04-18

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