Prunus persica
Taxonomy: Angiospermae, Rosales, Rosaceae, Prunus
Published: 2021-06-23
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): 31-35 µm, 41-50 µm, shortest polar axis in equatorial view (LM): 31-35 µm, longest polar axis in equatorial view (LM): -, shortest diameter in equatorial or polar view (LM): 41-50 µm, longest diameter in equatorial or polar view (LM): 41-50 µm, pollen class: colporate, polarity: isopolar, P/E-ratio: oblate, shape: -, outline in polar view: triangular, 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: colporate, tricolporate, aperture peculiarities: -
Ornamentation and Structure
LM ornamentation LM: rugulate, striate, nexine: -, sexine: -, SEM ornamentation SEM: striate, perforate, suprasculpture SEM: -, TEM tectum: -, infratectum: -, foot layer: -, endexine: -, intine: -, wall peculiarities: -, supratectal element: -
Miscellaneous
pollen coatings: -, reserves in cytoplasm: -, cell number: -, Ubisch bodies: absent
Annotations: shape in hydrated condition oblate to spheroidal
Author(s) of diagnosis: Halbritter, Heidemarie; Heigl, Helmut; Auer, Waltraud
Pictures
1. flower(s)
2. hydrated pollen
3. hydrated pollen
4. hydrated pollen
5. polar view
6. equatorial view
7. aperture
8. exine surface
9. polar area
10. dry pollen grains
Picture legend
- flower(s), photographer: Halbritter, H.
- 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.
- 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.
Literature
- (1982) Germination of cherry pollen grains in vitro - An ultrastructural study. Phytomorphology 32: 364-373
- (1982) Germination of pollen inside anthers in some non-cleistogamous species. Caryologia 35: 205-215
- (1995) Pollenentwicklung bei männlich fertilen und sterilen Sorten bei Pflaumen und Zwetschen (Prunus domestica L. ssp. domestica). Gartenbauwissenschaft 60: 145-150
- (1994) An ultrastructural study of pollen grains consumed by larvae of Osmia bees (Hymenoptera, Megachilidae). Grana 33: 191-204
- (1982) Cellular components of the midstylar transmitting tissue of Prunus avium. Can J Bot 60: 98-104
- (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., Heigl H., Auer W. 2021. Prunus persica. In: PalDat - A palynological database. https://www.paldat.org/pub/Prunus_persica/306339; accessed 2024-11-10