Linaria genistifolia
Taxonomy: Angiospermae, Lamiales, Plantaginaceae, Linaria
Links: http://flora.nhm-wien.ac.at/Seiten-Arten/Linaria-genistifolia.htm
Annotations: Linaria genistifolia (L.) Mill.
Published: 2020-12-15
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): 11-15 µm, shortest polar axis in equatorial view (LM): -, longest polar axis in equatorial view (LM): -, shortest diameter in equatorial or polar view (LM): 11-15 µm, longest diameter in equatorial or polar view (LM): 11-15 µm, pollen class: colporate, polarity: isopolar, P/E-ratio: isodiametric, shape: spheroidal, outline in polar view: circular, dominant orientation (LM): oblique, P/E-ratio (dry pollen): prolate, shape (dry pollen): -, outline in polar view (dry pollen): lobate, infoldings (dry pollen): aperture(s) sunken, aperture number: 3, aperture type: colporus, aperture condition: tricolporate, colporate, aperture peculiarities: -
Ornamentation and Structure
LM ornamentation LM: reticulate, nexine: present, sexine: present, SEM ornamentation SEM: microreticulate, suprasculpture SEM: -, TEM tectum: semitectate, infratectum: columellate, foot layer: continuous, endexine: compact-continuous, intine: monolayered, wall peculiarities: -, supratectal element: -
Miscellaneous
pollen coatings: pollenkitt, reserves in cytoplasm: lipids, starch, cell number: 2-celled, Ubisch bodies: absent
Annotations: ornamentation reticulate to microreticulate
Author(s) of diagnosis: Halbritter, Heidemarie; Ulrich, Silvia; Auer, Waltraud
Pictures
1. habitus
2. inflorescence(s)
3. flower(s)
4. flowers of Linaria genistifolia
5. bi-cellular pollen grain
6. upper focus
7. optical section
8. lower focus
9. hydrated pollen grain in polar view
10. hydrated pollen grain in equatorial view
11. pollen grains with pollenkitt
12. pollen grain with pollenkitt
13. hydrated pollen
14. hydrated pollen
15. hydrated pollen
16. hydrated pollen grain in slightly oblique polar view
17. polar view
18. hydrated pollen grain in equatorial view
19. equatorial view
20. aperture
21. detail of aperture
22. detail of aperture
23. exine surface
24. detail of exine surface
25. detail of exine surface
26. detail of polar area
27. polar area
28. dry pollen grains
29. dry pollen grains
30. cross section of pollen grain
31. aperture in cross section
32. aperture in cross section
33. pollen wall; interapertural area
34. detail of interapertural area
Picture legend
- habitus, photographer: Ulrich, S.
- inflorescence(s), photographer: Ulrich, S.
- flower(s), photographer: Ulrich, S.
- flowers of Linaria genistifolia, photographer: Halbritter, H.
- bi-cellular pollen grain - dry, rehydrated (water), aceto-carmine, photographer: Ulrich, S.
- upper focus - dry, acetolyzed, unstained, photographer: Ulrich, S.
- optical section - dry, acetolyzed, unstained, photographer: Ulrich, S.
- lower focus - dry, acetolyzed, unstained, photographer: Ulrich, S.
- hydrated pollen grain in polar view - dry, rehydrated (water), unstained, photographer: Ulrich, S.
- hydrated pollen grain in equatorial view - dry, rehydrated (water), unstained, photographer: Ulrich, S.
- pollen grains with pollenkitt - dry, rehydrated (water), iodine, photographer: Ulrich, S.
- pollen grain with pollenkitt - dry, rehydrated (water), iodine, photographer: Ulrich, S.
- hydrated pollen - fresh, glycerine, unstained, photographer: Auer, W.
- hydrated pollen - fresh, glycerine, ruthenium red, photographer: Auer, W.
- hydrated pollen - fresh, glycerine, ruthenium red, photographer: Auer, W.
- hydrated pollen grain in slightly oblique polar view - dry, rehydration (water) & critical point dried & sputter coated with gold, photographer: Ulrich, S.
- polar view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- hydrated pollen grain in equatorial view - dry, rehydration (water) & critical point dried & sputter coated with gold, photographer: Ulrich, S.
- 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.
- detail of aperture - dry, rehydration (water) & critical point dried & sputter coated with gold, photographer: Ulrich, S.
- detail of aperture - dry, rehydration (water) & critical point dried & sputter coated with gold, photographer: Ulrich, S.
- exine surface - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- detail of exine surface - dry, rehydration (water) & critical point dried & sputter coated with gold, photographer: Ulrich, S.
- detail of exine surface - dry, rehydration (water) & critical point dried & sputter coated with gold, photographer: Ulrich, S.
- detail of polar area - dry, rehydration (water) & critical point dried & sputter coated with gold, photographer: Ulrich, S.
- 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.
- dry pollen grains - dry, sputter coated with gold, photographer: Ulrich, S.
- cross section of pollen grain - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Ulrich, S.
- aperture in cross section - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Ulrich, S.
- aperture in cross section - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Ulrich, S.
- pollen wall; interapertural area - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Ulrich, S.
- detail of interapertural area - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Ulrich, S.
Literature
- (1988) Ultrastructure of Linaria vulgaris pollen grains Acta Bot. Neerl. 37: 379-386
- (2005) Exkursionsflora für Österreich, Liechtenstein und Südtirol : 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:
Halbritter H., Ulrich S., Auer W. 2020. Linaria genistifolia. In: PalDat - A palynological database. https://pc8.botanik.univie.ac.at/pub/Linaria_genistifolia/304485; accessed 2025-04-27