Smyrnium perfoliatum
Taxonomy: Angiospermae, Apiales, Apiaceae, Smyrnium
Published: 2016-10-27
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: colporate, polarity: isopolar, P/E-ratio: prolate, shape: -, outline in polar view: triangular, dominant orientation (LM): -, P/E-ratio (dry pollen): prolate, shape (dry pollen): -, outline in polar view (dry pollen): triangular, infoldings (dry pollen): interapertural area sunken, aperture number: 3, aperture type: colporus, aperture condition: colporate, tricolporate, aperture peculiarities: -
Ornamentation and Structure
LM ornamentation LM: -, nexine: -, sexine: -, SEM ornamentation SEM: rugulate, perforate, suprasculpture SEM: -, TEM tectum: eutectate, infratectum: columellate, foot layer: continuous, endexine: compact-continuous, intine: monolayered, wall peculiarities: -, supratectal element: -
Miscellaneous
pollen coatings: pollenkitt, primexine matrix, reserves in cytoplasm: polysaccharide vesicles, cell number: 3-celled, Ubisch bodies: present
Annotations: in young pollen grains (after second pollen mitosis) aperture is covered by a lipidic plug
Author(s) of diagnosis: Weber, Martina; Halbritter, Heidemarie
Pictures
1. inflorescence of Smyrnium perfoliatum
2. polar view
3. equatorial view
4. aperture
5. exine surface
6. polar area
7. dry pollen grains
8. microspore; note lipid plug at the apertur (up left)
9. mature pollen grain with vegetative nucleus and generative cell; note p-particle accumulation at the apertures
10. pollen wall after 2. pollen mitosis; primexine matrix in infratectum
11. pollen wall after 2. pollen mitosis; primexine matrix in infratectum
Picture legend
- inflorescence of Smyrnium perfoliatum - fresh, unfixed, unstained, photographer: Weber, M.
- 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.
- polar area - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- dry pollen grains - dry, sputter coated with gold, photographer: Halbritter, H.
- microspore; note lipid plug at the apertur (up left) - fresh, glutaraldehyde & osmium & potassium ferrocyanide, lipid-test, photographer: Weber, M.
- mature pollen grain with vegetative nucleus and generative cell; note p-particle accumulation at the apertures - fresh, glutaraldehyde & osmium & potassium ferrocyanide, lipid-test, photographer: Weber, M.
- pollen wall after 2. pollen mitosis; primexine matrix in infratectum - fresh, glutaraldehyde & osmium & potassium ferrocyanide, Thiéry-test, photographer: Weber, M.
- pollen wall after 2. pollen mitosis; primexine matrix in infratectum - fresh, glutaraldehyde & osmium & potassium ferrocyanide, lipid-test, photographer: Weber, M.
Literature
- (1995) Histological localization of coumarins in different organs of Smyrnium perfoliatum (Apiaceae). Phyton - Ann Rei Bot Austria 35: 209-217
- (1994) Stigma, style, and pollen tube pathway in Smyrnium perfoliatum (Apiaceae). Int J Plant Sci 155: 437-444
- (1991) The transfer of pollenkitt in Smyrnium perfoliatum (Apiaceae). Ann Bot 68: 63-68
- (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:
Weber M., Halbritter H. 2016. Smyrnium perfoliatum. In: PalDat - A palynological database. https://www.paldat.org/en/pub/Smyrnium_perfoliatum/301756; accessed 2025-05-04