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PalDat - Palynological Database

an online publication on recent pollen

Elymus caninus

Taxonomy: Angiospermae, Poales, Poaceae, Elymus

Published: 2016-11-03

Pollen Description

Shape, Size and Aperture

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

Ornamentation and Structure

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

Miscellaneous

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

Annotations

operculum very small

Author(s) of diagnosis: Halbritter, Heidemarie

Pictures

slightly oblique polar view (distal)

1. slightly oblique polar view (distal)

equatorial view

2. equatorial view

aperture

3. aperture

exine surface

4. exine surface

dry pollen grains

5. dry pollen grains

aperture of dry pollen grain

6. aperture of dry pollen grain

Ubisch bodies

7. Ubisch bodies

Picture legend

  1. slightly oblique polar view (distal) - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  2. equatorial view - 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 pollen grains - dry, sputter coated with gold, photographer: Halbritter, H.
  6. aperture of dry pollen grain - dry, sputter coated with gold, photographer: Halbritter, H.
  7. Ubisch bodies - 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. Elymus caninus. In: PalDat - A palynological database. https://www.paldat.org/pub/Elymus_caninus/301911;jsessionid=0C18E4C8FAC321B52E226DBFEBA064F3; accessed 2018-11-18

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