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PalDat - Palynological Database

an online publication on recent pollen

Aster alpinus

Taxonomy: Angiospermae, Asterales, Asteraceae, Aster

Links: http://flora.nhm-wien.ac.at/Seiten-Arten/Aster-alpinus.htm

Published: 2020-12-21

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): 26-30 µm, 31-35 µm,  shortest polar axis in equatorial view (LM): 26-30 µm,  longest polar axis in equatorial view (LM): 31-35 µm,  shortest diameter in equatorial or polar view (LM): 26-30 µm,  longest diameter in equatorial or polar view (LM): 26-30 µm,  pollen class: colporate,  polarity: isopolar,  P/E-ratio: -,  shape: spheroidal,  outline in polar view: circular,  dominant orientation (LM): oblique,  P/E-ratio (dry pollen): prolate,  shape (dry pollen): -,  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: echinate,  nexine: -,  sexine: -,  SEMornamentation SEM: echinate, perforate,  suprasculpture SEM: -,  TEMtectum: -,  infratectum: -,  foot layer: -,  endexine: -,  intine: -,  wall peculiarities: -,  supratectal element: -

Miscellaneous

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

Author(s) of diagnosis: Halbritter, Heidemarie; Auer, Waltraud

Pictures

inflorescence(s)

1. inflorescence(s)

inflorescence(s)

2. inflorescence(s)

inflorescence(s)

3. inflorescence(s)

hydrated pollen

4. hydrated pollen

hydrated pollen

5. hydrated pollen

hydrated pollen

6. hydrated pollen

hydrated pollen grains

7. hydrated pollen grains

polar view

8. polar view

equatorial view

9. equatorial view

aperture

10. aperture

exine surface

11. exine surface

exine surface

12. exine surface

dry pollen grains

13. dry pollen grains

Picture legend

  1. inflorescence(s), photographer: Buchner, R.
  2. inflorescence(s), photographer: Halbritter, H.
  3. inflorescence(s), photographer: Buchner, R.
  4. hydrated pollen - fresh, glycerine, unstained, photographer: Auer, W.
  5. hydrated pollen - fresh, glycerine, ruthenium red, photographer: Auer, W.
  6. hydrated pollen - fresh, glycerine, ruthenium red, photographer: Auer, W.
  7. hydrated pollen grains - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  8. polar view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  9. equatorial view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  10. aperture - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  11. exine surface - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  12. exine surface - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  13. dry pollen grains - fresh, sputter coated with gold, photographer: Halbritter, H.

Literature

    Copyright and Citation

    Cite this publication as:

    Halbritter H., Auer W., Buchner R. 2020. Aster alpinus. In: PalDat - A palynological database. https://www.paldat.org/pub/Aster_alpinus/304604; accessed 2024-11-01

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