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an online publication on recent pollen

Fallopia convolvulus

Taxonomy: Angiospermae, Caryophyllales, Polygonaceae, Fallopia

Published: 2021-01-18

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): 16-20 µm,  shortest polar axis in equatorial view (LM): -,  longest polar axis in equatorial view (LM): -,  shortest diameter in equatorial or polar view (LM): 16-20 µm,  longest diameter in equatorial or polar view (LM): 16-20 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): triangular,  infoldings (dry pollen): aperture(s) 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: psilate, microechinate, perforate,  suprasculpture SEM: -,  TEMtectum: eutectate,  infratectum: -,  foot layer: -,  endexine: -,  intine: -,  wall peculiarities: -,  supratectal element: -

Miscellaneous

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

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

Pictures

hydrated pollen

1. hydrated pollen

hydrated pollen

2. hydrated pollen

hydrated pollen

3. hydrated pollen

polar view

4. polar view

equatorial view

5. equatorial view

aperture

6. aperture

dry pollen grains

7. dry pollen grains

aperture of dry pollen grain

8. aperture of dry pollen grain

Picture legend

  1. hydrated pollen - fresh, glycerine, unstained, photographer: Auer, W.
  2. hydrated pollen - fresh, glycerine, ruthenium red, photographer: Auer, W.
  3. hydrated pollen - fresh, glycerine, ruthenium red, photographer: Auer, W.
  4. polar view - fresh, DMP & critical point dried, photographer: Halbritter, H.
  5. equatorial view - fresh, DMP & critical point dried, photographer: Halbritter, H.
  6. aperture - fresh, DMP & critical point dried, photographer: Halbritter, H.
  7. dry pollen grains - dry, photographer: Halbritter, H.
  8. aperture of dry pollen grain - dry, 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. 2021. Fallopia convolvulus. In: PalDat - A palynological database. https://www.paldat.org/pub/Fallopia_convolvulus/305032;jsessionid=E7390E6127E8B8FF3D630F3B70DDD2AD; accessed 2024-03-29

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