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an online publication on recent pollen

Jasminum nudiflorum

Taxonomy: Spermatophyta, Oleales, Oleaceae, Jasminum

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: -,  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): lobate,  infoldings (dry pollen): aperture(s) sunken,  aperture number: 3,  aperture type: -,  aperture condition: colpate,  aperture peculiarities: -

Ornamentation and Structure

LMornamentation LM: reticulate,  nexine: -,  sexine: -,  SEMornamentation SEM: reticulate,  suprasculpture SEM: -,  TEMtectum: semitectate,  infratectum: columellate,  foot layer: continuous,  endexine: compact-continuous,  intine: -,  wall peculiarities: -,  supratectal element: -

Miscellaneous

pollen coatings: pollenkitt,  reserves in cytoplasm: -,  cell number: 3-celled,  Ubisch bodies: present

Annotations: Footlayer extremely thin

Author(s) of diagnosis: Halbritter, H.; Weber, M.

Pictures

habitus

1. habitus

hydrated pollen grain

2. hydrated pollen grain

detail of aperture

3. detail of aperture

exine surface

4. exine surface

dry pollen grains

5. dry pollen grains

vegetative nucleus (asterisk) and sperm cells

6. vegetative nucleus (asterisk) and sperm cells

pollen wall

7. pollen wall

detail of pollen wall, pollenkitt in infratectum (asterisk)

8. detail of pollen wall, pollenkitt in infratectum (asterisk)

Picture legend

  1. habitus, photographer: Halbritter, H.
  2. hydrated pollen grain - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  3. detail of aperture - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  4. exine surface - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  5. dry pollen grains - dry, sputter coated with gold, photographer: Halbritter, H.
  6. vegetative nucleus (asterisk) and sperm cells - fresh, glutaraldehyde & osmium & potassium ferrocyanide, lipid-test, photographer: Weber, M.
  7. pollen wall, glutaraldehyde & osmium, uranyl acetate & lead citrate, photographer: Weber, M.
  8. detail of pollen wall, pollenkitt in infratectum (asterisk), glutaraldehyde & osmium, lipid-test, photographer: Weber, M.

Literature

    Copyright and Citation

    Cite this publication as:

    Halbritter H., Weber M. 2005. Jasminum nudiflorum. In: PalDat - A palynological database. https://www.paldat.org/pub/Jasminum_nudiflorum/110192;jsessionid=FAFB52ADB2F4266DF3458EA8E2BF2564; accessed 2024-04-19

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