PalDat Logo

PalDat - Palynological Database

an online publication on recent pollen

Gennaria diphylla

Taxonomy: Spermatophyta, Orchidales, Orchidaceae, Gennaria

Published: 2011-07-24

Pollen Description

Shape, Size and Aperture

pollen unit: pollinium,  dispersal unit and peculiarities: pollinarium,  size (pollen unit): very large (>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: polyad,  polarity: heteropolar,  P/E-ratio: -,  shape: irregular,  outline in polar view: irregular,  dominant orientation (LM): -,  P/E-ratio (dry pollen): -,  shape (dry pollen): irregular,  outline in polar view (dry pollen): irregular,  infoldings (dry pollen): irregularly infolded,  aperture number: none,  aperture type: no aperture,  aperture condition: inaperturate,  aperture peculiarities: -

Ornamentation and Structure

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

Miscellaneous

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

Author(s) of diagnosis: Svojtka, M.

Pictures

flower(s)

1. flower(s)

pollinarium

2. pollinarium

pollinarium (basal part)

3. pollinarium (basal part)

massulae

4. massulae

massula

5. massula

massulae (forming pollinium)

6. massulae (forming pollinium)

tetrads (in massula)

7. tetrads (in massula)

tetrads (in massula)

8. tetrads (in massula)

exine surface

9. exine surface

Picture legend

  1. flower(s), photographer: Svojtka, M.
  2. pollinarium - dry, sputter coated with gold, photographer: Svojtka, M.
  3. pollinarium (basal part) - dry, sputter coated with gold, photographer: Svojtka, M.
  4. massulae - dry, sputter coated with gold, photographer: Svojtka, M.
  5. massula - dry, sputter coated with gold, photographer: Svojtka, M.
  6. massulae (forming pollinium) - dry, sputter coated with gold, photographer: Svojtka, M.
  7. tetrads (in massula) - dry, sputter coated with gold, photographer: Svojtka, M.
  8. tetrads (in massula) - dry, sputter coated with gold, photographer: Svojtka, M.
  9. exine surface - dry, sputter coated with gold, photographer: Svojtka, M.

Literature

    Copyright and Citation

    Cite this publication as:

    Svojtka M. 2011. Gennaria diphylla. In: PalDat - A palynological database. https://www.paldat.org/pub/Gennaria_diphylla/202101;jsessionid=59ACB597F12164DD308282489D0F1FA1; accessed 2024-03-28

    Newer Publications