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PalDat - Palynological Database

an online publication on recent pollen

Cupressus sempervirens

Taxonomy: Gymnospermae, Pinales, Cupressaceae, Cupressus

Published: 2015-04-13

Pollen Description

Shape, Size and Aperture

pollen unit: monad,  dispersal unit and peculiarities: monad,  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: inaperturate,  polarity: isopolar,  P/E-ratio: -,  shape: spheroidal,  outline in polar view: circular,  dominant orientation (LM): -,  P/E-ratio (dry pollen): prolate,  shape (dry pollen): -,  outline in polar view (dry pollen): lobate,  infoldings (dry pollen): irregularly infolded,  aperture number: none,  aperture type: no aperture,  aperture condition: inaperturate,  aperture peculiarities: -

Ornamentation and Structure

LMornamentation LM: -,  nexine: -,  sexine: -,  SEMornamentation SEM: granulate,  suprasculpture SEM: -,  TEMtectum: eutectate,  infratectum: -,  foot layer: -,  endexine: -,  intine: -,  wall peculiarities: adhering Ubisch bodies,  supratectal element: -

Miscellaneous

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

Annotations: "Exploding" pollen; exine is shed in contact with water

Author(s) of diagnosis: Halbritter, Heidemarie

Pictures

hydrated pollen grains

1. hydrated pollen grains

hydrated pollen grain

2. hydrated pollen grain

exine surface (with adhering Ubisch-bodies)

3. exine surface (with adhering Ubisch-bodies)

exine surface (with adhering Ubisch-bodies)

4. exine surface (with adhering Ubisch-bodies)

dry pollen grains

5. dry pollen grains

Picture legend

  1. hydrated pollen grains - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  2. hydrated pollen grain - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  3. exine surface (with adhering Ubisch-bodies) - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  4. exine surface (with adhering Ubisch-bodies) - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  5. dry pollen grains - dry, sputter coated with gold, photographer: Halbritter, H.

Literature

    Copyright and Citation

    Cite this publication as:

    Halbritter H. 2015. Cupressus sempervirens. In: PalDat - A palynological database. https://www.paldat.org/pub/Cupressus_sempervirens/300053;jsessionid=6ADB1C6A1321C02853D8C3371E5704D3; accessed 2021-10-17

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