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PalDat - Palynological Database

an online publication on recent pollen

Drosera binata

Taxonomy: Angiospermae, Caryophyllales, Droseraceae, Drosera

Published: 2017-01-17

Pollen Description

Shape, Size and Aperture

pollen unit: tetrad,  dispersal unit and peculiarities: tetrad tetrahedral,  size (pollen unit): large (51-100 µm),  size of hydrated pollen (LM): -,  shortest polar axis in equatorial view (LM): -,  longest polar axis in equatorial view (LM): -,  shortest diameter in equatorial or polar view (LM): -,  longest diameter in equatorial or polar view (LM): -,  pollen class: tetrad,  polarity: heteropolar,  P/E-ratio: -,  shape: -,  outline in polar view: circular,  dominant orientation (LM): -,  P/E-ratio (dry pollen): oblate,  shape (dry pollen): -,  outline in polar view (dry pollen): -,  infoldings (dry pollen): aperture(s) sunken,  aperture number: >6,  aperture type: porus,  aperture condition: porate, stephanoporate,  aperture peculiarities: stephanoaperturate

Ornamentation and Structure

LMornamentation LM: -,  nexine: -,  sexine: -,  SEMornamentation SEM: echinate, microclavate,  suprasculpture SEM: -,  TEMtectum: -,  infratectum: -,  foot layer: -,  endexine: -,  intine: -,  wall peculiarities: -,  supratectal element: -

Miscellaneous

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

Annotations: in hydrated condition: intine bubbles indicating apertures

Author(s) of diagnosis: Halbritter, Heidemarie

Pictures

habitus

1. habitus

flower(s)

2. flower(s)

hydrated tetrads

3. hydrated tetrads

hydrated tetrad

4. hydrated tetrad

hydrated tetrad

5. hydrated tetrad

apertures

6. apertures

apertures

7. apertures

intine protrusions

8. intine protrusions

exine surface

9. exine surface

dry tetrads

10. dry tetrads

Picture legend

  1. habitus, photographer: Buchner, R.
  2. flower(s), photographer: Buchner, R.
  3. hydrated tetrads - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  4. hydrated tetrad - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  5. hydrated tetrad - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  6. apertures - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  7. apertures - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  8. intine protrusions - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  9. exine surface - fresh, rehydrated (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, Hesse M, Weber, M (2012) The unique design of pollen tetrads in Dionaea and Drosera Grana 51: 148-157
  • 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. 2017. Drosera binata. In: PalDat - A palynological database. https://www.paldat.org/pub/Drosera_binata/302954;jsessionid=D5AB674B73E827E2B40D5D7C85133C53; accessed 2024-03-28

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