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PalDat - Palynological Database

an online publication on recent pollen

Catalpa bungei

Taxonomy: Angiospermae, Lamiales, Bignoniaceae, Catalpa

Published: 2016-09-22

Pollen Description

Shape, Size and Aperture

pollen unit: tetrad,  dispersal unit and peculiarities: tetrad decussate, tetrad tetragonal, tetrad tetrahedral, tetrad planar,  size (pollen unit): large (51-100 µm),  pollen class: clypeate,  polarity: heteropolar,  shape: no suitable term,  outline in polar view: circular,  shape (dry pollen): no suitable term,  outline in polar view (dry pollen): lobate,  infoldings (dry pollen): no suitable term,  aperture number: none,  aperture type: no aperture,  aperture condition: inaperturate,  aperture peculiarities: -

Ornamentation and Structure

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

Miscellaneous

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

Author(s) of diagnosis: Halbritter, Heidemarie

Pictures

flower(s)

1. flower(s)

tetrads

2. tetrads

tetrahedral tetrad

3. tetrahedral tetrad

planar tetrad

4. planar tetrad

pollen surface

5. pollen surface

exine surface

6. exine surface

dry tetrads

7. dry tetrads

Picture legend

  1. flower(s), photographer: Halbritter, H.
  2. tetrads - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  3. tetrahedral tetrad - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  4. planar tetrad - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  5. pollen surface - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  6. exine surface - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  7. dry tetrads - 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. 2016. Catalpa bungei. In: PalDat - A palynological database. https://www.paldat.org/pub/Catalpa_bungei/301424;jsessionid=074035466AB3003A37DFFF3154266C98; accessed 2018-11-13

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