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PalDat - Palynological Database

an online publication on recent pollen

Smyrnium perfoliatum

Taxonomy: Angiospermae, Apiales, Apiaceae, Smyrnium

Links: http://flora.nhm-wien.ac.at/Seiten-Arten/Smyrnium-perfoliatum-2.htm

Published: 2021-06-21

Pollen Description

Shape, Size and Aperture

pollen unit: monad,  dispersal unit and peculiarities: monad,  size (pollen unit): small (10-25 µm),  size of hydrated pollen (LM): 21-25 µm,  shortest polar axis in equatorial view (LM): 21-25 µm,  longest polar axis in equatorial view (LM): -,  shortest diameter in equatorial or polar view (LM): 11-15 µm,  longest diameter in equatorial or polar view (LM): 11-15 µm,  pollen class: colporate,  polarity: isopolar,  P/E-ratio: prolate,  shape: -,  outline in polar view: triangular,  dominant orientation (LM): equatorial,  P/E-ratio (dry pollen): prolate,  shape (dry pollen): -,  outline in polar view (dry pollen): triangular,  infoldings (dry pollen): interapertural area sunken,  aperture number: 3,  aperture type: colporus,  aperture condition: colporate, tricolporate,  aperture peculiarities: -

Ornamentation and Structure

LMornamentation LM: verrucate, scabrate, gemmate,  nexine: -,  sexine: -,  SEMornamentation SEM: rugulate, perforate,  suprasculpture SEM: -,  TEMtectum: eutectate,  infratectum: columellate,  foot layer: continuous,  endexine: compact-continuous,  intine: monolayered,  wall peculiarities: -,  supratectal element: -

Miscellaneous

pollen coatings: pollenkitt, primexine matrix,  reserves in cytoplasm: polysaccharide vesicles,  cell number: 3-celled,  Ubisch bodies: present

Annotations: in young pollen grains (after second pollen mitosis) aperture is covered by a lipidic plug

Author(s) of diagnosis: Weber, Martina; Halbritter, Heidemarie; Heigl, Helmut; Auer, Waltraud

Pictures

inflorescence of Smyrnium perfoliatum

1. inflorescence of Smyrnium perfoliatum

hydrated pollen

2. hydrated pollen

hydrated pollen

3. hydrated pollen

hydrated pollen

4. hydrated pollen

polar view

5. polar view

equatorial view

6. equatorial view

aperture

7. aperture

exine surface

8. exine surface

polar area

9. polar area

dry pollen grains

10. dry pollen grains

microspore; note lipid plug at the apertur (up left)

11. microspore; note lipid plug at the apertur (up left)

mature pollen grain with vegetative nucleus and generative cell; note p-particle accumulation at the apertures

12. mature pollen grain with vegetative nucleus and generative cell; note p-particle accumulation at the apertures

pollen wall after 2. pollen mitosis; primexine matrix in infratectum

13. pollen wall after 2. pollen mitosis; primexine matrix in infratectum

pollen wall after 2. pollen mitosis; primexine matrix in infratectum

14. pollen wall after 2. pollen mitosis; primexine matrix in infratectum

Picture legend

  1. inflorescence of Smyrnium perfoliatum - fresh, unfixed, unstained, photographer: Weber, M.
  2. hydrated pollen - fresh, glycerine, unstained, photographer: Heigl, H.
  3. hydrated pollen - fresh, glycerine, ruthenium red, photographer: Heigl, H.
  4. hydrated pollen - fresh, glycerine, ruthenium red, photographer: Heigl, H.
  5. polar view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  6. equatorial view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  7. aperture - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  8. exine surface - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  9. polar area - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  10. dry pollen grains - dry, sputter coated with gold, photographer: Halbritter, H.
  11. microspore; note lipid plug at the apertur (up left) - fresh, glutaraldehyde & osmium & potassium ferrocyanide, lipid-test, photographer: Weber, M.
  12. mature pollen grain with vegetative nucleus and generative cell; note p-particle accumulation at the apertures - fresh, glutaraldehyde & osmium & potassium ferrocyanide, lipid-test, photographer: Weber, M.
  13. pollen wall after 2. pollen mitosis; primexine matrix in infratectum - fresh, glutaraldehyde & osmium & potassium ferrocyanide, Thiéry-test, photographer: Weber, M.
  14. pollen wall after 2. pollen mitosis; primexine matrix in infratectum - fresh, glutaraldehyde & osmium & potassium ferrocyanide, lipid-test, photographer: Weber, M.

Literature

  • Poli F, Tirillini B, Tosi B, Sacchetti G, Bruni A (1995) Histological localization of coumarins in different organs of Smyrnium perfoliatum (Apiaceae). Phyton - Ann Rei Bot Austria 35: 209-217
  • Weber M (1994) Stigma, style, and pollen tube pathway in Smyrnium perfoliatum (Apiaceae). Int J Plant Sci 155: 437-444
  • Weber M (1991) The transfer of pollenkitt in Smyrnium perfoliatum (Apiaceae). Ann Bot 68: 63-68
  • 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:

Weber M., Halbritter H., Heigl H., Auer W. 2021. Smyrnium perfoliatum. In: PalDat - A palynological database. https://www.paldat.org/pub/Smyrnium_perfoliatum/306183;jsessionid=20FEBFC794FFB3C4C12F0420AA2B7AA8; accessed 2024-03-28

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