Dicentra spectabilis
Taxonomy: Angiospermae, Ranunculales, Papaveraceae, Dicentra
Published: 2016-10-21
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): -, 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: colpate, polarity: isopolar, P/E-ratio: -, shape: spheroidal, outline in polar view: circular, dominant orientation (LM): -, P/E-ratio (dry pollen): prolate, shape (dry pollen): -, outline in polar view (dry pollen): circular, infoldings (dry pollen): aperture(s) sunken, aperture number: 3, aperture type: colpus, aperture condition: colpate, tricolpate, aperture peculiarities: aperture membrane ornamented, margo
Ornamentation and Structure
LM ornamentation LM: reticulate, nexine: -, sexine: -, SEM ornamentation SEM: reticulate, suprasculpture SEM: -, TEM tectum: semitectate, infratectum: columellate, foot layer: continuous, endexine: compact-discontinuous, intine: monolayered, wall peculiarities: -, supratectal element: -
Miscellaneous
pollen coatings: pollenkitt, reserves in cytoplasm: starch, lipids, cell number: 2-celled, Ubisch bodies: present
Annotations: dry pollen only slightly prolate, lemon shaped, or not infolded
Author(s) of diagnosis: Oberschneider, Wolfgang; Halbritter, Heidemarie
Pictures
1. inflorescence(s)
2. polar view
3. optical section
4. polar view
5. hydrated pollen grains (with dry grain)
6. polar view
7. equatorial view
8. equatorial view
9. aperture
10. detail of aperture
11. exine surface
12. polar area
13. dry pollen grains
14. interapertural area of pollen wall
15. aperture
16. generative cell (left) and vegetative nucleus
Picture legend
- inflorescence(s), photographer: Halbritter, H.
- polar view - fresh, acetolyzed, unstained, photographer: Oberschneider, W.
- optical section - fresh, acetolyzed, unstained, photographer: Oberschneider, W.
- polar view - fresh, acetolyzed, unstained, photographer: Oberschneider, W.
- hydrated pollen grains (with dry grain) - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- 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.
- 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 - 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 - fresh, sputter coated with gold, photographer: Halbritter, H.
- interapertural area of pollen wall - fresh, glutaraldehyde & osmium & potassium ferrocyanide, Thiéry-test, photographer: Oberschneider, W.
- aperture - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Oberschneider, W.
- generative cell (left) and vegetative nucleus - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Oberschneider, W.
Literature
- (1997) Phylogeny and classification of Fumariaceae, with emphasis on Dicentra s.l., based on the plastid gene rps16 intron. Pl Syst Evol 206: 411-420
- (1998) Pollenmorphologie der Ranunculanae. Diplomarbeit. Universität Wien : 125 pp
- (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:
Oberschneider W., Halbritter H. 2016. Dicentra spectabilis. In: PalDat - A palynological database. https://www.paldat.org/pub/Dicentra_spectabilis/301743;jsessionid=CF1A7BAF56062C800D414BC0D862E892; accessed 2024-04-19