Herniaria glabra
Taxonomy: Angiospermae, Caryophyllales, Caryophyllaceae, Herniaria
Published: 2016-08-11
Pollen Description
Shape, Size and Aperture
pollen unit: monad, dispersal unit and peculiarities: monad, size (pollen unit): small (10-25 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: -, polarity: -, P/E-ratio: -, shape: spheroidal, outline in polar view: circular, dominant orientation (LM): -, P/E-ratio (dry pollen): -, shape (dry pollen): polygonal, outline in polar view (dry pollen): polygonal, infoldings (dry pollen): aperture(s) sunken, aperture number: number varies, aperture type: poroid, aperture condition: poroidate, aperture peculiarities: pantoaperturate, aperture membrane ornamented
Ornamentation and Structure
LM ornamentation LM: psilate, nexine: -, sexine: -, SEM ornamentation SEM: psilate, suprasculpture SEM: -, TEM tectum: eutectate, infratectum: columellate, foot layer: continuous, endexine: compact-continuous, intine: monolayered, wall peculiarities: -, supratectal element: -
Miscellaneous
pollen coatings: pollenkitt, reserves in cytoplasm: polysaccharide vesicles, cell number: 3-celled, Ubisch bodies: present
Annotations: number of apertures 4 to 6; shape in dry condition in case of 6 apertures cube-like
Author(s) of diagnosis: Bombosi, Paula
Pictures
1. flower(s)
2. acetolyzed pollen
3. hydrated pollen grain
4. hydrated pollen grain
5. hydrated pollen grain
6. hydrated pollen grain
7. detail of aperture
8. exine surface
9. dry pollen grain
10. dry pollen grain
11. pollen grain in cross section
12. interapertural area of pollen wall, intine (I), endexine (E)
13. apertural area of pollen wall, intine (I)
14. vegetative nucleus (asterisk) and sperm cells (arrows)
15. pollen wall (bottom) and tapetum cells with Ubisch bodies (U)
Picture legend
- flower(s), photographer: Bombosi, P.
- acetolyzed pollen - dry, acetolyzed, unstained, photographer: Bombosi, P.
- hydrated pollen grain - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Bombosi, P.
- hydrated pollen grain - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Bombosi, P.
- hydrated pollen grain - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Bombosi, P.
- hydrated pollen grain - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Bombosi, P.
- detail of aperture - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Bombosi, P.
- exine surface - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Bombosi, P.
- dry pollen grain - dry, sputter coated with gold, photographer: Bombosi, P.
- dry pollen grain - dry, sputter coated with gold, photographer: Bombosi, P.
- pollen grain in cross section - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Bombosi, P.
- interapertural area of pollen wall, intine (I), endexine (E) - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Bombosi, P.
- apertural area of pollen wall, intine (I) - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Bombosi, P.
- vegetative nucleus (asterisk) and sperm cells (arrows) - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Bombosi, P.
- pollen wall (bottom) and tapetum cells with Ubisch bodies (U) - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Bombosi, P.
Literature
- (1994) Exkursionsflora von Österreich : 1180
- (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:
Bombosi P. 2016. Herniaria glabra. In: PalDat - A palynological database. https://pc8.botanik.univie.ac.at/pub/Herniaria_glabra/301317; accessed 2025-04-28