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PalDat - Palynological Database

an online publication on recent pollen

Liriodendron tulipifera

Taxonomy: Angiospermae, Magnoliales, Magnoliaceae, Liriodendron

Published: 2017-01-17

Pollen Description

Shape, Size and Aperture

pollen unit: monad,  dispersal unit and peculiarities: monad,  size (pollen unit): large (51-100 µm),  pollen class: sulcate,  polarity: heteropolar,  shape: spheroidal,  outline in polar view: circular,  shape (dry pollen): oblate,  outline in polar view (dry pollen): elliptic,  infoldings (dry pollen): -,  aperture number: 1,  aperture type: sulcus,  aperture condition: sulcate,  aperture peculiarities: -

Ornamentation and Structure

LMornamentation LM: -,  nexine: -,  sexine: -,  SEMornamentation SEM: perforate,  TEMtectum: eutectate,  infratectum: columellate,  foot layer: continuous,  endexine: absent,  intine: -,  wall peculiarities: -

Miscellaneous

pollen coatings: pollenkitt,  reserves in cytoplasm: starch,  cell number: 2-celled,  Ubisch bodies: absent

Author(s) of diagnosis: Halbritter, Heidemarie; Weber, Martina

Pictures

polar view (distal)

1. polar view (distal)

equatorial view

2. equatorial view

exine surface

3. exine surface

dry pollen grain

4. dry pollen grain

pollen grain in cross section

5. pollen grain in cross section

pollen wall (apertural area)

6. pollen wall (apertural area)

pollen wall (interapertural area)

7. pollen wall (interapertural area)

Picture legend

  1. polar view (distal) - fresh, DMP & critical point dried, photographer: Halbritter, H.
  2. equatorial view - fresh, DMP & critical point dried, photographer: Halbritter, H.
  3. exine surface - fresh, DMP & critical point dried, photographer: Halbritter, H.
  4. dry pollen grain - dry, photographer: Halbritter, H.
  5. pollen grain in cross section, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Weber, M.
  6. pollen wall (apertural area), glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Weber, M.
  7. pollen wall (interapertural area), glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Weber, M.

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., Weber M. 2017. Liriodendron tulipifera. In: PalDat - A palynological database. https://www.paldat.org/pub/Liriodendron_tulipifera/302951;jsessionid=7B6AC07748B76C5F22D16B8D2EA23921; accessed 2018-11-15

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