Tilia cordata
Taxonomy: Angiospermae, Malvales, Malvaceae, Tilia
Links: http://flora.nhm-wien.ac.at/Seiten-Arten/Tilia-cordata.htm
Published: 2023-01-15
Pollen Description
Shape, Size and Aperture
pollen unit: monad, dispersal unit and peculiarities: monad, size (pollen unit): medium-sized (26-50 µm), size of hydrated pollen (LM): 21-25 µm, 26-30 µm, shortest polar axis in equatorial view (LM): 21-25 µm, longest polar axis in equatorial view (LM): -, shortest diameter in equatorial or polar view (LM): 26-30 µm, longest diameter in equatorial or polar view (LM): 26-30 µm, pollen class: colporate, polarity: isopolar, P/E-ratio: oblate, shape: -, outline in polar view: circular, dominant orientation (LM): oblique, P/E-ratio (dry pollen): -, shape (dry pollen): cup-shaped, outline in polar view (dry pollen): circular, infoldings (dry pollen): interapertural area sunken, aperture number: 3, aperture type: colporus, aperture condition: colporate, tricolporate, aperture peculiarities: brevicolpus
Ornamentation and Structure
LM ornamentation LM: reticulate, nexine: -, sexine: -, SEM ornamentation SEM: reticulate, perforate, suprasculpture SEM: -, TEM tectum: -, infratectum: -, foot layer: -, endexine: -, intine: -, wall peculiarities: -, supratectal element: -
Miscellaneous
pollen coatings: -, reserves in cytoplasm: -, cell number: -, Ubisch bodies: -
Author(s) of diagnosis: Halbritter, Heidemarie; Heigl, Helmut; Auer, Waltraud; Gastaldi, Cristina
Pictures
1. hydrated pollen
2. hydrated pollen
3. hydrated pollen
4. acetolyzed pollen, polar view
5. acetolyzed pollen, polar view
6. acetolyzed pollen, polar view
7. acetolyzed pollen, equatorial view
8. acetolyzed pollen, equatorial view
9. acetolyzed pollen, equatorial view
10. polar view
11. equatorial view
12. aperture
13. exine surface
14. dry pollen grains
Picture legend
- hydrated pollen - fresh, glycerine, unstained, photographer: Heigl, H.
- hydrated pollen - fresh, glycerine, ruthenium red, photographer: Heigl, H.
- hydrated pollen - fresh, glycerine, ruthenium red, photographer: Heigl, H.
- acetolyzed pollen, polar view - dry, acetolyzed, unstained, photographer: Gastaldi, C.
- acetolyzed pollen, polar view - dry, acetolyzed, unstained, photographer: Gastaldi, C.
- acetolyzed pollen, polar view - dry, acetolyzed, unstained, photographer: Gastaldi, C.
- acetolyzed pollen, equatorial view - dry, acetolyzed, unstained, photographer: Gastaldi, C.
- acetolyzed pollen, equatorial view - dry, acetolyzed, unstained, photographer: Gastaldi, C.
- acetolyzed pollen, equatorial view - dry, acetolyzed, unstained, photographer: Gastaldi, C.
- polar view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- equatorial view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- aperture - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- exine surface - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- dry pollen grains - dry, sputter coated with gold, photographer: Halbritter, H.
Literature
- (1976) The pollination biology of Tilia. Amer J Bot 63: 1203-1212
- (1961) The fine structure of the pollen wall of Tilia platyphyllos. New Phytol 3?: 393-399
- (1971) Scanning electron microscopy of Tilia pollen. New Phytol 70: 687-692
- (1993) Pollenkitt development and composition in Tilia platyphyllos (Tiliaceae) analysed by conventional and energy filtering TEM. Pl Syst Evol, Suppl 7: 39-52
- (1998) Preparing living pollen material for scanning electron microscopy using 2,2-dimethoxypropane (DMP) and criticalpoint drying. Biotechnic Histochem 73: 137–143
- (2014) Flora Gallica
Copyright and Citation
Cite this publication as:
Halbritter H., Heigl H., Auer W., Gastaldi C. 2023. Tilia cordata. In: PalDat - A palynological database. https://www.paldat.org/pub/Tilia_cordata/306602; accessed 2024-11-01