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PalDat - Palynological Database

an online publication on recent pollen

Bromus erectus

Taxonomy: Spermatophyta, Poales, Poaceae, Bromus

Published: 2005-06-01

Pollen Description

Shape, Size and Aperture

pollen unit: monad,  dispersal unit and peculiarities: monad,  size (pollen unit): medium-sized (26-50 µm),  pollen class: -,  polarity: heteropolar,  shape: spheroidal,  outline in polar view: circular,  shape (dry pollen): prolate,  outline in polar view (dry pollen): irregular,  infoldings (dry pollen): interapertural area sunken,  aperture number: 1,  aperture type: -,  aperture condition: ulcerate,  aperture peculiarities: annulus, operculum

Ornamentation and Structure

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

Miscellaneous

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

Author(s) of diagnosis: Halbritter, H.

Pictures

flower(s)

1. flower(s)

polar view (distal)

2. polar view (distal)

polar view (proximal)

3. polar view (proximal)

aperture

4. aperture

exine surface

5. exine surface

dry pollen grains

6. dry pollen grains

Picture legend

  1. flower(s), photographer: Halbritter, H.
  2. 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. 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. Bromus erectus. In: PalDat - A palynological database. https://www.paldat.org/pub/Bromus_erectus/102501;jsessionid=7597FBA92A9C30EF090F7445536F8890; accessed 2018-12-18

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