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PalDat - Palynological Database

an online publication on recent pollen

Rehmannia elata

Taxonomy: Angiospermae, Lamiales, Plantaginaceae, Rehmannia

Published: 2022-10-07

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): 26-30 µm,  shortest diameter in equatorial or polar view (LM): 21-25 µm,  longest diameter in equatorial or polar view (LM): 26-30 µm,  pollen class: colpate,  polarity: isopolar,  P/E-ratio: -,  shape: spheroidal,  outline in polar view: circular,  dominant orientation (LM): polar,  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: -

Ornamentation and Structure

LMornamentation LM: reticulate,  nexine: -,  sexine: -,  SEMornamentation SEM: reticulate,  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; Koelzer, Karen

Pictures

hydrated pollen,polar view

1. hydrated pollen, polar view

hydrated pollen,polar view

2. hydrated pollen, polar view

hydrated pollen,equatorial view

3. hydrated pollen, equatorial view

hydrated pollen,equatorial view

4. hydrated pollen, equatorial view

hydrated pollen

5. hydrated pollen

hydrated pollen,equatorial view

6. hydrated pollen, equatorial view

hydrated pollen,polar view

7. hydrated pollen, polar view

hydrated pollen,polar view

8. hydrated pollen, polar view

hydrated pollen,equatorial view

9. hydrated pollen, equatorial view

hydrated pollen

10. hydrated pollen

oblique polar view

11. oblique polar view

oblique polar view

12. oblique polar view

oblique equatorial view

13. oblique equatorial view

aperture

14. aperture

aperture detail

15. aperture detail

exine surface

16. exine surface

polar area

17. polar area

dry pollen

18. dry pollen

Picture legend

  1. hydrated pollen, polar view - fresh, glycerine, unstained, photographer: Koelzer, K.
  2. hydrated pollen, polar view - fresh, glycerine, unstained, photographer: Koelzer, K.
  3. hydrated pollen, equatorial view - fresh, glycerine, unstained, photographer: Koelzer, K.
  4. hydrated pollen, equatorial view - fresh, glycerine, unstained, photographer: Koelzer, K.
  5. hydrated pollen - fresh, glycerine, unstained, photographer: Koelzer, K.
  6. hydrated pollen, equatorial view - fresh, glycerine, unstained, photographer: Koelzer, K.
  7. hydrated pollen, polar view - fresh, glycerine, ruthenium red, photographer: Koelzer, K.
  8. hydrated pollen, polar view - fresh, glycerine, ruthenium red, photographer: Koelzer, K.
  9. hydrated pollen, equatorial view - fresh, glycerine, ruthenium red, photographer: Koelzer, K.
  10. hydrated pollen - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  11. oblique polar view - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  12. oblique polar view - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  13. oblique equatorial view - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  14. aperture - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  15. aperture detail - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  16. exine surface - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  17. polar area - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  18. dry pollen - 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., Koelzer K. 2022. Rehmannia elata. In: PalDat - A palynological database. https://www.paldat.org/pub/Rehmannia_elata/306589;jsessionid=92A3578B4F0562C72C7CE22D829CA127; accessed 2024-03-28

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