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PalDat - Palynological Database

an online publication on recent pollen

Asarum europaeum

Taxonomy: Angiospermae, Piperales, Aristolochiaceae, Asarum

Published: 2016-11-07

Pollen Description

Shape, Size and Aperture

pollen unit: monad,  dispersal unit and peculiarities: monad,  size (pollen unit): medium-sized (26-50 µm),  pollen class: inaperturate,  polarity: -,  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: none,  aperture type: no aperture,  aperture condition: inaperturate,  aperture peculiarities: -

Ornamentation and Structure

LMornamentation LM: -,  nexine: -,  sexine: -,  SEMornamentation SEM: gemmate, microreticulate,  TEMtectum: -,  infratectum: -,  foot layer: -,  endexine: -,  intine: -,  wall peculiarities: tenuitas

Miscellaneous

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

Annotations

Shape hydrated spheroidal to ovoid; the thin exine ruptures irregularly

Author(s) of diagnosis: Halbritter, Heidemarie

Pictures

flower(s)

1. flower(s)

hydrated pollen grain

2. hydrated pollen grain

hydrated pollen grain

3. hydrated pollen grain

exine surface

4. exine surface

exine surface (irregurlarly ruptured)

5. exine surface (irregurlarly ruptured)

exine surface (tenuitas-like area)

6. exine surface (tenuitas-like area)

dry pollen grains

7. dry pollen grains

Picture legend

  1. flower(s), photographer: Halbritter, H.
  2. hydrated pollen grain - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  3. hydrated pollen grain - 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. exine surface (irregurlarly ruptured) - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  6. exine surface (tenuitas-like area) - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  7. dry pollen grains - dry, sputter coated with gold, photographer: Halbritter, H.

Literature

  • Mulder C (2003) Aristolochiaceae. In: The Northwest European Pollen Flora 62. Rev Palaeobot Palynol 123: 47-55
  • 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. Asarum europaeum. In: PalDat - A palynological database. https://www.paldat.org/pub/Asarum_europaeum/302034;jsessionid=DC23796B10BD1199F24B7BC2880ECA54; accessed 2018-11-13

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