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PalDat - Palynological Database

an online publication on recent pollen

Muscari neglectum

Taxonomy: Angiospermae, Asparagales, Asparagaceae, Muscari

Published: 2016-10-18

Pollen Description

Shape, Size and Aperture

pollen unit: monad,  dispersal unit and peculiarities: monad,  size (pollen unit): medium-sized (26-50 µm),  pollen class: sulcate,  polarity: heteropolar,  shape: spheroidal,  outline in polar view: circular,  shape (dry pollen): boat-shaped,  outline in polar view (dry pollen): elliptic,  infoldings (dry pollen): aperture(s) sunken,  aperture number: 1,  aperture type: sulcus,  aperture condition: sulcate,  aperture peculiarities: -

Ornamentation and Structure

LMornamentation LM: reticulate,  nexine: -,  sexine: -,  SEMornamentation SEM: reticulate, perforate,  TEMtectum: semitectate,  infratectum: columellate,  foot layer: continuous,  endexine: absent,  intine: monolayered,  wall peculiarities: -

Miscellaneous

pollen coatings: pollenkitt,  reserves in cytoplasm: lipids,  cell number: 2-celled,  Ubisch bodies: present

Annotations

sulcus usually extended to proximal half of pollen grain

Author(s) of diagnosis: Aktuna, Gabriela

Pictures

flower(s)

1. flower(s)

pollen grain after acetolysis

2. pollen grain after acetolysis

generative cell (asterisk)

3. generative cell (asterisk)

polar view (proximal)

4. polar view (proximal)

equatorial view

5. equatorial view

detail of sulcus

6. detail of sulcus

exine surface

7. exine surface

dry pollen grain in polar view (distal)

8. dry pollen grain in polar view (distal)

dry pollen grain in polar view (proximal)

9. dry pollen grain in polar view (proximal)

pollen grain in cross section

10. pollen grain in cross section

interapertural area of pollen wall

11. interapertural area of pollen wall

apertural area of pollen wall

12. apertural area of pollen wall

Picture legend

  1. flower(s), photographer: Aktuna, G.
  2. pollen grain after acetolysis - fresh, acetolyzed, unstained, photographer: Aktuna, G.
  3. generative cell (asterisk) - fixed, formalin-acetic-alcohol, aceto-carmine, photographer: Aktuna, G.
  4. polar view (proximal) - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Aktuna, G.
  5. equatorial view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Aktuna, G.
  6. detail of sulcus - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Aktuna, G.
  7. exine surface - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Aktuna, G.
  8. dry pollen grain in polar view (distal) - dry, sputter coated with gold, photographer: Aktuna, G.
  9. dry pollen grain in polar view (proximal) - dry, sputter coated with gold, photographer: Aktuna, G.
  10. pollen grain in cross section - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Aktuna, G.
  11. interapertural area of pollen wall - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Aktuna, G.
  12. apertural area of pollen wall - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Aktuna, G.

Literature

  • Adler W, Oswald K, Fischer R. (1994) Exkursionsflora von Österreich : 1180
  • Halbritter, H (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:

Aktuna G. 2016. Muscari neglectum. In: PalDat - A palynological database. https://www.paldat.org/pub/Muscari_neglectum/301607;jsessionid=78ADF6C268DBCAFED66B54BE2F0D2FC3; accessed 2018-11-14

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