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PalDat - Palynological Database

an online publication on recent pollen

Bignonia magnifica

Taxonomy: Angiospermae, Lamiales, Bignoniaceae, Bignonia

Published: 2017-08-24

Pollen Description

Shape, Size and Aperture

pollen unit: monad,  dispersal unit and peculiarities: monad,  size (pollen unit): large (51-100 µm),  pollen class: spiraperturate,  polarity: -,  shape: spheroidal,  outline in polar view: circular,  shape (dry pollen): spheroidal,  outline in polar view (dry pollen): circular,  infoldings (dry pollen): not infolded,  aperture number: number varies,  aperture type: spiral aperture(s),  aperture condition: spiraperturate,  aperture peculiarities: -

Ornamentation and Structure

LMornamentation LM: -,  nexine: -,  sexine: -,  SEMornamentation SEM: reticulate, free-standing columellae,  TEMtectum: -,  infratectum: -,  foot layer: -,  endexine: -,  intine: -,  wall peculiarities: -

Miscellaneous

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

Annotations

existence of Ubisch bodies questionable, dry pollen not or only slightly infolded

Author(s) of diagnosis: Halbritter, Heidemarie

Pictures

habitus

1. habitus

flower(s)

2. flower(s)

hydrated pollen

3. hydrated pollen

hydrated pollen

4. hydrated pollen

surface detail

5. surface detail

surface detail

6. surface detail

surface detail

7. surface detail

exine surface

8. exine surface

dry pollen

9. dry pollen

exine surface,dry pollen

10. exine surface, dry pollen

locular wall

11. locular wall

Picture legend

  1. habitus, photographer: Weis, B.
  2. flower(s), photographer: Weis, B.
  3. hydrated pollen - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  4. hydrated pollen - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  5. surface detail - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  6. surface detail - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  7. surface detail - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  8. exine surface - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  9. dry pollen - dry, sputter coated with gold, photographer: Halbritter, H.
  10. exine surface, dry pollen - dry, sputter coated with gold, photographer: Halbritter, H.
  11. locular wall - dry, rehydrated (water) & critical point dried & 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., WEIS B., Bignonia magnifica. In: PalDat (2017-08-24) - a palynological database. Published on the Internet https://www.paldat.org/pub/Bignonia_magnifica/303053;jsessionid=6576345AC2F1DF488AC7B28159420B04 [accessed 2017-11-18]