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PalDat - Palynological Database

an online publication on recent pollen

Hypochaeris maculata

Taxonomy: Angiospermae, Asterales, Asteraceae, Hypochaeris

Links: https://flora.nhm-wien.ac.at/seiten-arten/hypochaeris-maculata.htm

Published: 2022-05-10

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,  shortest polar axis in equatorial view (LM): 26-30 µm,  longest polar axis in equatorial view (LM): 26-30 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: lophate,  polarity: isopolar,  P/E-ratio: -,  shape: spheroidal,  outline in polar view: circular,  dominant orientation (LM): oblique,  P/E-ratio (dry pollen): -,  shape (dry pollen): polygonal,  outline in polar view (dry pollen): polygonal,  infoldings (dry pollen): no suitable term,  aperture number: 3,  aperture type: colporus,  aperture condition: tricolporate, colporate,  aperture peculiarities: -

Ornamentation and Structure

LMornamentation LM: lophate, echinate,  nexine: -,  sexine: -,  SEMornamentation SEM: echinate, lophate, microreticulate,  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

flower(s)

1. flower(s)

hydrated pollen,polar view

2. hydrated pollen, polar view

hydrated pollen,polar view

3. hydrated pollen, polar view

hydrated pollen,equatorial view

4. hydrated pollen, equatorial view

hydrated pollen,equatorial view

5. hydrated pollen, equatorial view

hydrated pollen,polar view

6. hydrated pollen, polar view

hydrated pollen,polar view

7. hydrated pollen, polar view

hydrated pollen,equatorial view

8. hydrated pollen, equatorial view

hydrated pollen

9. hydrated pollen

polar view

10. polar view

equatorial view

11. equatorial view

aperture

12. aperture

exine surface

13. exine surface

polar area

14. polar area

dry pollen grains

15. dry pollen grains

Picture legend

  1. flower(s), photographer: Halbritter, H.
  2. hydrated pollen, polar view - fresh, glycerine, unstained, photographer: Auer, W.
  3. hydrated pollen, polar view - fresh, glycerine, unstained, photographer: Auer, W.
  4. hydrated pollen, equatorial view - fresh, glycerine, unstained, photographer: Auer, W.
  5. hydrated pollen, equatorial view - fresh, glycerine, unstained, photographer: Auer, W.
  6. hydrated pollen, polar view - fresh, glycerine, ruthenium red, photographer: Auer, W.
  7. hydrated pollen, polar view - fresh, glycerine, ruthenium red, photographer: Auer, W.
  8. hydrated pollen, equatorial view - fresh, glycerine, ruthenium red, photographer: Auer, W.
  9. hydrated pollen - fresh, glycerine, ruthenium red, photographer: Auer, W.
  10. polar view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  11. equatorial view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  12. aperture - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  13. exine surface - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  14. polar area - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  15. dry pollen grains - 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., Auer W. 2022. Hypochaeris maculata. In: PalDat - A palynological database. https://www.paldat.org/pub/Hypochaeris_maculata/306533;jsessionid=943D47C7CA49E1B8BFF784CA9DC2B1CB; accessed 2022-08-16

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