Acinos alpinus
Taxonomy: Spermatophyta, Lamiales, Lamiaceae, Acinos
Published: 2005-06-01
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: -, polarity: isopolar, P/E-ratio: oblate, shape: -, outline in polar view: elliptic, dominant orientation (LM): -, 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: -, aperture condition: colpate, aperture peculiarities: aperture membrane ornamented
Ornamentation and Structure
LM ornamentation LM: reticulate, nexine: -, sexine: -, SEM ornamentation SEM: reticulate, 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, cell number: 3-celled, Ubisch bodies: absent
Annotations: Endexine only in apertural region. Crystalline inclusions in some vegetative nucleus of the pollen grains.
Author(s) of diagnosis: Ulrich, S.
Pictures
Picture legend
- flowers of Acinos alpinus, photographer: Ulrich, S.
- pollen grain with two sperm cells and vegetative nucleus - dry, rehydrated (water), aceto-carmine, photographer: Ulrich, S.
- upper focus - dry, acetolyzed, unstained, photographer: Ulrich, S.
- lower focus - dry, acetolyzed, unstained, photographer: Ulrich, S.
- polar view - dry, rehydrated (water), unstained, photographer: Ulrich, S.
- equatorial view - dry, rehydrated (water), unstained, photographer: Ulrich, S.
- starch - dry, rehydrated (water), iodine, photographer: Ulrich, S.
- starch and pollenkitt - dry, rehydrated (water), iodine, photographer: Ulrich, S.
- polar view - fresh, DMP & critical point dried & sputter coated with gold, photographer: Ulrich, S.
- equatorial view - fresh, DMP & critical point dried & sputter coated with gold, photographer: Ulrich, S.
- polar area - fresh, DMP & critical point dried & sputter coated with gold, photographer: Ulrich, S.
- detail of aperture - fresh, DMP & critical point dried & sputter coated with gold, photographer: Ulrich, S.
- exine surface - fresh, DMP & critical point dried & sputter coated with gold, photographer: Ulrich, S.
- exine surface - fresh, DMP & critical point dried & sputter coated with gold, photographer: Ulrich, S.
- dry pollen grains - dry, sputter coated with gold, photographer: Ulrich, S.
- dry pollen grains - dry, sputter coated with gold, photographer: Ulrich, S.
- pollen grain in cross section - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Ulrich, S.
- pollen wall at transition of aperture and interapertural area - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Ulrich, S.
- pollen wall at transition of aperture and interapertural area - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Ulrich, S.
- pollen wall; aperture area - fresh, glutaraldehyde & osmium & potassium ferrocyanide, potassium permanganate, photographer: Ulrich, S.
- pollen wall; interapertural area - fresh, glutaraldehyde & osmium & potassium ferrocyanide, potassium permanganate, photographer: Ulrich, S.
- pollen wall; interapertural area - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Ulrich, S.
- pollen wall; interapertural area - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Ulrich, S.
- vegetative nucleus with nucleolus - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Ulrich, S.
- sperm cell - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Ulrich, S.
- sperm cell (left) and vegetative nucleus with crystalline inclusions (protein bodies) - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Ulrich, S.
- detail of crystalline inclusions (protein bodies) in the vegetative nucleus - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Ulrich, S.
- vegetative cytoplasm with organells - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Ulrich, S.
Literature
- (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:
Ulrich S. 2005. Acinos alpinus. In: PalDat - A palynological database. https://www.paldat.org/pub/Acinos_alpinus/109400;jsessionid=485F5A7A464FCE879D522C73483F9281; accessed 2024-11-01