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PalDat - Palynological Database

an online publication on recent pollen

Cephalanthera longifolia

Taxonomy: Spermatophyta, Orchidales, Orchidaceae, Cephalanthera

Published: 2005-06-01

Pollen Description

Shape, Size and Aperture

pollen unit: monad,  dispersal unit and peculiarities: monad,  size (pollen unit): small (10-25 µm),  pollen class: -,  polarity: heteropolar,  shape: spheroidal,  outline in polar view: circular,  shape (dry pollen): oblate,  outline in polar view (dry pollen): elliptic,  infoldings (dry pollen): -,  aperture number: 1,  aperture type: -,  aperture condition: ulcerate,  aperture peculiarities: -

Ornamentation and Structure

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

Miscellaneous

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

Annotations

The shape of hydrated pollen grains is also ovoid and the shape of dry pollen grains is also cupshaped.

Author(s) of diagnosis: Halbritter, H.

Pictures

flower(s)

1. flower(s)

slightly oblique polar view (distal)

2. slightly oblique polar view (distal)

polar view (proximal)

3. polar view (proximal)

detail of aperture

4. detail of aperture

exine surface

5. exine surface

dry pollen grains

6. dry pollen grains

Picture legend

  1. flower(s), photographer: Halbritter, H.
  2. slightly oblique polar view (distal) - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  3. polar view (proximal) - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  4. detail of aperture - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  5. exine surface - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  6. dry pollen grains - dry, sputter coated with gold, photographer: Halbritter, H.

Literature

    Copyright and Citation

    Cite this publication as:

    Halbritter H. 2005. Cephalanthera longifolia. In: PalDat - A palynological database. https://www.paldat.org/pub/Cephalanthera_longifolia/101889;jsessionid=DBCD860B9A4192EB496197928A7BA10C; accessed 2019-04-26

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