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PalDat - Palynological Database

an online publication on recent pollen

Bellidiastrum michelii

Taxonomy: Angiospermae, Asterales, Asteraceae, Bellidiastrum

Published: 2016-06-22

Pollen Description

Shape, Size and Aperture

pollen unit: monad,  dispersal unit and peculiarities: monad,  size (pollen unit): medium-sized (26-50 µm),  pollen class: colporate,  polarity: isopolar,  shape: spheroidal,  outline in polar view: circular,  shape (dry pollen): prolate,  outline in polar view (dry pollen): lobate,  infoldings (dry pollen): aperture(s) sunken,  aperture number: 3,  aperture type: colporus,  aperture condition: colporate, tricolporate,  aperture peculiarities: -

Ornamentation and Structure

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

Miscellaneous

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

Annotations

dry pollen prolate to spheroidal, only slightly infolded

Author(s) of diagnosis: Halbritter, Heidemarie

Pictures

oblique polar view

1. oblique polar view

oblique equatorial view

2. oblique equatorial view

oblique equatorial view

3. oblique equatorial view

aperture

4. aperture

aperture

5. aperture

exine surface

6. exine surface

polar area

7. polar area

dry pollen

8. dry pollen

Picture legend

  1. oblique polar view - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  2. oblique equatorial view - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  3. oblique equatorial view - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  4. aperture - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  5. aperture - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  6. exine surface - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  7. polar area - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  8. dry pollen - dry, sputter coated with gold, photographer: Halbritter, H.

Literature

  • Fischer M.A. Oswald K. Adler W. (2008) Exkursionsflora für Österreich, Liechtenstein und Südtirol : 1391
  • 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. Bellidiastrum michelii. In: PalDat - A palynological database. https://www.paldat.org/pub/Bellidiastrum_michelii/301161;jsessionid=2919F29FBB8B1C588A258466060A3722; accessed 2018-11-20