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), 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: sulcate, polarity: heteropolar, P/E-ratio: -, shape: spheroidal, outline in polar view: circular, dominant orientation (LM): -, P/E-ratio (dry pollen): oblate, shape (dry pollen): -, outline in polar view (dry pollen): elliptic, infoldings (dry pollen): -, aperture number: 1, aperture type: sulcus, aperture condition: sulcate, aperture peculiarities: -
Ornamentation and Structure
LM ornamentation LM: -, nexine: -, sexine: -, SEM ornamentation SEM: perforate, suprasculpture SEM: -, TEM tectum: eutectate, infratectum: columellate, foot layer: continuous, endexine: absent, intine: -, wall peculiarities: -, supratectal element: -
Miscellaneous
pollen coatings: pollenkitt, reserves in cytoplasm: starch, cell number: 2-celled, Ubisch bodies: absent
Author(s) of diagnosis: Halbritter, Heidemarie; Weber, Martina
Pictures
1. polar view (distal)
2. equatorial view
3. exine surface
4. dry pollen grain
5. pollen grain in cross section
6. pollen wall (apertural area)
7. pollen wall (interapertural area)
Picture legend
- polar view (distal) - fresh, DMP & critical point dried, photographer: Halbritter, H.
- equatorial view - fresh, DMP & critical point dried, photographer: Halbritter, H.
- exine surface - fresh, DMP & critical point dried, photographer: Halbritter, H.
- dry pollen grain - dry, photographer: Halbritter, H.
- pollen grain in cross section, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Weber, M.
- pollen wall (apertural area), glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Weber, M.
- pollen wall (interapertural area), glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Weber, M.
Literature
- (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=5FDB5F744DF55E45ADE6CFF484B280F6; accessed 2025-04-30