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PalDat - Palynological Database

an online publication on recent pollen

Adonis vernalis

Taxonomy: Angiospermae, Ranunculales, Ranunculaceae, Adonis

Links: http://flora.nhm-wien.ac.at/Seiten-Arten/adonis-vernalis.htm

Published: 2020-11-11

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): 21-25 µm,  longest polar axis in equatorial view (LM): 21-25 µm,  shortest diameter in equatorial or polar view (LM): 21-25 µm,  longest diameter in equatorial or polar view (LM): 21-25 µm,  pollen class: colpate,  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: colpus,  aperture condition: tricolpate, colpate,  aperture peculiarities: aperture membrane ornamented

Ornamentation and Structure

LM  ornamentation LM: scabrate, verrucate, gemmate,  nexine: -,  sexine: -,  SEM  ornamentation SEM: perforate, microechinate,  suprasculpture SEM: -,  TEM  tectum: eutectate,  infratectum: columellate,  foot layer: continuous,  endexine: compact-continuous,  intine: monolayered,  wall peculiarities: -,  supratectal element: -

Miscellaneous

pollen coatings: pollenkitt,  reserves in cytoplasm: lipids, starch,  cell number: 2-celled,  Ubisch bodies: present

Author(s) of diagnosis: Halbritter, Heidemarie; Oberschneider, Wolfgang; Heigl, Helmut

Pictures

habitus,flower(s)

1. habitus, flower(s)

flower(s)

2. flower(s)

flower(s)

3. flower(s)

flower(s)

4. flower(s)

polar view (proximal)

5. polar view (proximal)

optical section

6. optical section

polar view (distal)

7. polar view (distal)

generative cell (left) and vegetative nucleus (right)

8. generative cell (left) and vegetative nucleus (right)

hydrated Pollen

9. hydrated Pollen

hydrated Pollen

10. hydrated Pollen

hydrated Pollen

11. hydrated Pollen

polar view

12. polar view

equatorial view

13. equatorial view

exine surface

14. exine surface

detail of aperture

15. detail of aperture

polar view of dry pollen grain

16. polar view of dry pollen grain

dry pollen grain in equatorial view

17. dry pollen grain in equatorial view

interapertural area of pollen wall

18. interapertural area of pollen wall

aperture

19. aperture

pollen wall (bottom) and tapetum cells with Ubisch bodies (asterisk)

20. pollen wall (bottom) and tapetum cells with Ubisch bodies (asterisk)

Picture legend

  1. habitus, flower(s), photographer: Svojtka, M.
  2. flower(s), photographer: Svojtka, M.
  3. flower(s), photographer: Halbritter, H.
  4. flower(s), photographer: Oberschneider, W.
  5. polar view (proximal) - dry, acetolyzed, unstained, photographer: Oberschneider, W.
  6. optical section - dry, acetolyzed, unstained, photographer: Oberschneider, W.
  7. polar view (distal) - dry, acetolyzed, unstained, photographer: Oberschneider, W.
  8. generative cell (left) and vegetative nucleus (right) - fixed, formalin-acetic-alcohol, aceto-carmine, photographer: Oberschneider, W.
  9. hydrated Pollen - fresh, glycerine, unstained, photographer: Heigl, H.
  10. hydrated Pollen - fresh, glycerine, ruthenium red, photographer: Heigl, H.
  11. hydrated Pollen - fresh, glycerine, ruthenium red, photographer: Heigl, H.
  12. polar view - fresh, rehydration (water) & chloroform & critical point dried & sputter coated with gold, photographer: Oberschneider, W.
  13. equatorial view - fresh, rehydration (water) & chloroform & critical point dried & sputter coated with gold, photographer: Oberschneider, W.
  14. exine surface - fresh, rehydration (water) & chloroform & DMP & critical point dried, photographer: Oberschneider, W.
  15. detail of aperture - fresh, rehydration (water) & chloroform & critical point dried & sputter coated with gold, photographer: Oberschneider, W.
  16. polar view of dry pollen grain - dry, sputter coated with gold, photographer: Oberschneider, W.
  17. dry pollen grain in equatorial view - dry, sputter coated with gold, photographer: Oberschneider, W.
  18. interapertural area of pollen wall - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Oberschneider, W.
  19. aperture - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Oberschneider, W.
  20. pollen wall (bottom) and tapetum cells with Ubisch bodies (asterisk) - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Oberschneider, W.

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
  • Adler W, Oswald K, Fischer R. (1994) Exkursionsflora von Österreich : 1180

Copyright and Citation

Cite this publication as:

Halbritter H., Oberschneider W., Heigl H., Svojtka M. 2020. Adonis vernalis. In: PalDat - A palynological database. https://pc8.botanik.univie.ac.at/pub/Adonis_vernalis/303878; accessed 2025-01-10

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