Salvia pratensis
Taxonomy: Angiospermae, Lamiales, Lamiaceae, Salvia
Links: http://flora.nhm-wien.ac.at/Seiten-Arten/Salvia-pratensis-1.htm
Published: 2020-12-14
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): 26-30 µm, 31-35 µm, 36-40 µm, shortest polar axis in equatorial view (LM): 26-30 µm, longest polar axis in equatorial view (LM): 31-35 µm, shortest diameter in equatorial or polar view (LM): 31-35 µm, longest diameter in equatorial or polar view (LM): 31-35 µm, pollen class: colpate, polarity: isopolar, P/E-ratio: oblate, shape: -, outline in polar view: elliptic, dominant orientation (LM): polar, P/E-ratio (dry pollen): prolate, shape (dry pollen): -, outline in polar view (dry pollen): elliptic, infoldings (dry pollen): aperture(s) sunken, aperture number: 6, aperture type: colpus, aperture condition: stephanocolpate, hexacolpate, colpate, aperture peculiarities: aperture membrane ornamented, stephanoaperturate
Ornamentation and Structure
LM ornamentation LM: reticulate, nexine: -, sexine: -, SEM ornamentation SEM: microreticulate, reticulate, bireticulate, suprasculpture SEM: -, TEM tectum: semitectate, infratectum: columellate, foot layer: discontinuous, endexine: absent, intine: monolayered, wall peculiarities: -, supratectal element: -
Miscellaneous
pollen coatings: pollenkitt, reserves in cytoplasm: starch, lipids, cell number: 3-celled, Ubisch bodies: absent
Author(s) of diagnosis: Tweraser, Enikö; Loos, Claudia; Heigl, Helmut
Pictures
1. flower(s)
2. polar view, upper focus
3. optical section
4. polar view, lower focus
5. pollen grain with sperm cells (asterisks)
6. hydrated pollen
7. hydrated pollen
8. hydrated pollen
9. hydrated pollen grains
10. polar view
11. equatorial view
12. detail of aperture
13. exine surface
14. polar area
15. dry pollen grains
16. pollen grain in cross section
17. interapertural area of pollen wall
18. apertural area of pollen wall
19. pollen wall at transition of aperture and interapertural area
Picture legend
- flower(s), photographer: Tweraser, E.
- polar view, upper focus - fresh, acetolyzed, unstained, photographer: Loos, C.
- optical section - fresh, acetolyzed, unstained, photographer: Loos, C.
- polar view, lower focus - fresh, acetolyzed, unstained, photographer: Loos, C.
- pollen grain with sperm cells (asterisks) - fresh, glutaraldehyde, aceto-carmine, photographer: Loos, C.
- 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 grains - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Tweraser, E.
- polar view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Tweraser, E.
- equatorial view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Tweraser, E.
- detail of aperture - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Tweraser, E.
- exine surface - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Tweraser, E.
- polar area - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Tweraser, E.
- dry pollen grains - dry, sputter coated with gold, photographer: Tweraser, E.
- pollen grain in cross section - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Loos, C.
- interapertural area of pollen wall - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Loos, C.
- apertural area of pollen wall - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Loos, C.
- pollen wall at transition of aperture and interapertural area - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Loos, C.
Literature
- (1998) Preparing living pollen material for scanning electron microscopy using 2,2-dimethoxypropane (DMP) and criticalpoint drying. Biotechnic Histochem 73: 137–143
- (1994) Exkursionsflora von Österreich : 1180
Copyright and Citation
Cite this publication as:
Tweraser E., Loos C., Heigl H. 2020. Salvia pratensis. In: PalDat - A palynological database. https://www.paldat.org/pub/Salvia_pratensis/304442;jsessionid=26CBBB810D953E1722890FCE18C8DABF; accessed 2024-04-19