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PalDat - Palynological Database

an online publication on recent pollen

Gardenia thunbergia

Taxonomy: Angiospermae, Gentianales, Rubiaceae, Gardenia

Published: 2016-12-04

Pollen Description

Shape, Size and Aperture

pollen unit: tetrad,  dispersal unit and peculiarities: tetrad tetrahedral,  size (pollen unit): large (51-100 µm),  pollen class: tetrad,  polarity: heteropolar,  shape: oblate,  outline in polar view: circular,  shape (dry pollen): irregular,  outline in polar view (dry pollen): irregular,  infoldings (dry pollen): irregularly infolded,  aperture number: 3,  aperture type: colporus,  aperture condition: colporate, tricolporate,  aperture peculiarities: brevicolporus

Ornamentation and Structure

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

Miscellaneous

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

Annotations

apertures: colpori with indistinct colpi; dry pollen only slightly infolded

Author(s) of diagnosis: Halbritter, Heidemarie

Pictures

flower(s)

1. flower(s)

flower(s)

2. flower(s)

hydrated tetrads

3. hydrated tetrads

hydrated tetrad

4. hydrated tetrad

hydrated tetrad

5. hydrated tetrad

apertures

6. apertures

detail of apertures

7. detail of apertures

exine surface

8. exine surface

exine surface

9. exine surface

dry tetrads

10. dry tetrads

Picture legend

  1. flower(s), photographer: Buchner, R.
  2. flower(s), photographer: Buchner, R.
  3. hydrated tetrads - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  4. hydrated tetrad - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  5. hydrated tetrad - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  6. apertures - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  7. detail of apertures - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  8. exine surface - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  9. exine surface - fresh, rehydration (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  10. 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., Buchner R. 2016. Gardenia thunbergia. In: PalDat - A palynological database. https://www.paldat.org/pub/Gardenia_thunbergia/302698;jsessionid=3DF161F05E7C2877E18C17724F056E80; accessed 2018-11-20

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