Tribulus terrestris
Taxonomy: Angiospermae, Zygophyllales, Zygophyllaceae, Tribuloideae, Tribulus
Links: http://flora.nhm-wien.ac.at/Seiten-Arten/Tribulus-terrestris.htm
Published: 2022-05-13
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): 41-50 µm, shortest polar axis in equatorial view (LM): 41-50 µm, longest polar axis in equatorial view (LM): -, shortest diameter in equatorial or polar view (LM): 41-50 µm, longest diameter in equatorial or polar view (LM): 41-50 µm, pollen class: porate, polarity: isopolar, P/E-ratio: isodiametric, shape: spheroidal, outline in polar view: circular, dominant orientation (LM): oblique, P/E-ratio (dry pollen): isodiametric, shape (dry pollen): cup-shaped, outline in polar view (dry pollen): irregular, infoldings (dry pollen): irregularly infolded, aperture number: >6, aperture type: porus, aperture condition: pantoporate, porate, aperture peculiarities: pantoaperturate
Ornamentation and Structure
LM ornamentation LM: reticulate, nexine: -, sexine: -, SEM ornamentation SEM: homobrochate, reticulate, suprasculpture SEM: -, TEM tectum: -, infratectum: -, foot layer: -, endexine: -, intine: -, wall peculiarities: -, supratectal element: -
Miscellaneous
pollen coatings: -, reserves in cytoplasm: -, cell number: -, Ubisch bodies: -
Annotations: Outline of pollen grains in dry conditions, can be circular or irregular.
Author(s) of diagnosis: Heigl, Helmut; Auer, Waltraud; Brkic, Amra
Pictures
Picture legend
- habitus, photographer: Brkic, A.
- 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.
- hydrated pollen - fresh, critical point dried & rehydrated (water) & sputter coated with gold, photographer: Brkic, A.
- hydrated pollen - fresh, critical point dried & rehydrated (water) & sputter coated with gold, photographer: Brkic, A.
- aperture, exine surface - fresh, critical point dried & rehydrated (water) & sputter coated with gold, photographer: Brkic, A.
- aperture, exine surface - fresh, critical point dried & rehydrated (water) & sputter coated with gold, photographer: Brkic, A.
- dry pollen - fresh, critical point dried & sputter coated with gold, photographer: Brkic, A.
- dry pollen - dry, critical point dried & sputter coated with gold, photographer: Brkic, A.
- dry pollen - dry, critical point dried & sputter coated with gold, photographer: Brkic, A.
Literature
- (1998) Preparing living pollen material for scanning electron microscopy using 2,2-dimethoxypropane (DMP) and criticalpoint drying. Biotechnic Histochem 73: 137–143
- (2018) Illustrated Pollen Terminology 2nd Edition
Copyright and Citation
Cite this publication as:
Heigl H., Auer W., Brkic A. 2022. Tribulus terrestris. In: PalDat - A palynological database. https://www.paldat.org/pub/Tribulus_terrestris/306552;jsessionid=237431BCE641EE8B2CD3FA19381773DD; accessed 2024-04-24