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PalDat - Palynological Database

an online publication on recent pollen

Asparagus officinalis

Taxonomy: Angiospermae, Asparagales, Asparagaceae, Asparagus

Published: 2016-10-18

Pollen Description

Shape, Size and Aperture

pollen unit: monad,  dispersal unit and peculiarities: monad,  size (pollen unit): medium-sized (26-50 µm),  pollen class: sulcate,  polarity: heteropolar,  shape: spheroidal,  outline in polar view: circular,  shape (dry pollen): boat-shaped,  outline in polar view (dry pollen): elliptic,  infoldings (dry pollen): aperture(s) sunken,  aperture number: 1,  aperture type: sulcus,  aperture condition: sulcate,  aperture peculiarities: -

Ornamentation and Structure

LMornamentation LM: psilate,  nexine: -,  sexine: -,  SEMornamentation SEM: microreticulate, perforate,  TEMtectum: eutectate,  infratectum: columellate,  foot layer: continuous,  endexine: absent,  intine: monolayered,  wall peculiarities: -

Miscellaneous

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

Annotations

foot layer partly interrupted, outline in dry condition spindle-shaped

Author(s) of diagnosis: Halbritter, Heidemarie; Aktuna, Gabriela

Pictures

habitus

1. habitus

flower(s)

2. flower(s)

flower(s)

3. flower(s)

pollen grain with generative cell (asterisk)

4. pollen grain with generative cell (asterisk)

hydrated pollen grains

5. hydrated pollen grains

polar distal view (oblique)

6. polar distal view (oblique)

polar proximal view (oblique)

7. polar proximal view (oblique)

slightly oblique polar view (distal)

8. slightly oblique polar view (distal)

equatorial view

9. equatorial view

oblique view

10. oblique view

sulcus border

11. sulcus border

detail of sulcus

12. detail of sulcus

exine surface

13. exine surface

exine surface

14. exine surface

dry pollen grains

15. dry pollen grains

dry pollen grain in polar view (distal)

16. dry pollen grain in polar view (distal)

dry pollen grain in polar view (proximal)

17. dry pollen grain in polar view (proximal)

Ubisch bodies on inner anther wall

18. Ubisch bodies on inner anther wall

pollen grains in cross section

19. pollen grains in cross section

interapertural area of pollen wall

20. interapertural area of pollen wall

apertural area of pollen wall

21. apertural area of pollen wall

pollen wall at transition of aperture and interapertural area

22. pollen wall at transition of aperture and interapertural area

Picture legend

  1. habitus, photographer: Svojtka, M.
  2. flower(s), photographer: Aktuna, G.
  3. flower(s), photographer: Svojtka, M.
  4. pollen grain with generative cell (asterisk) - fixed, formalin-acetic-alcohol, aceto-carmine, photographer: Aktuna, G.
  5. hydrated pollen grains - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  6. polar distal view (oblique) - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  7. polar proximal view (oblique) - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  8. slightly oblique polar view (distal) - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Aktuna, G.
  9. equatorial view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Aktuna, G.
  10. oblique view - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  11. sulcus border - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  12. detail of sulcus - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Aktuna, G.
  13. exine surface - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Aktuna, G.
  14. exine surface - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  15. dry pollen grains - dry, sputter coated with gold, photographer: Halbritter, H.
  16. dry pollen grain in polar view (distal) - dry, sputter coated with gold, photographer: Aktuna, G.
  17. dry pollen grain in polar view (proximal) - dry, sputter coated with gold, photographer: Aktuna, G.
  18. Ubisch bodies on inner anther wall - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  19. pollen grains in cross section - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Aktuna, G.
  20. interapertural area of pollen wall - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Aktuna, G.
  21. apertural area of pollen wall - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Aktuna, G.
  22. pollen wall at transition of aperture and interapertural area - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Aktuna, G.

Literature

  • Hesse M (1980) Entwicklungsgeschichte und Ultrastruktur von Pollenkitt und Exine bei nahe verwandten entomophilen und anemophilen Angiospermensippen der Alismataceae, Liliaceae, Juncaceae, Cyperaceae, Poaceae und Araceae. Pl Syst Evol 134: 229-267
  • Adler W, Oswald K, Fischer R. (1994) Exkursionsflora von Österreich : 1180
  • 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., Aktuna G., Svojtka M. 2016. Asparagus officinalis. In: PalDat - A palynological database. https://www.paldat.org/pub/Asparagus_officinalis/301572;jsessionid=4DC5C99EDA067F62D64FBB8DB7A7900A; accessed 2018-11-15

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