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PalDat - Palynological Database

an online publication on recent pollen

Lumnitzera racemosa

Taxonomy: Angiospermae, Myrtales, Combretaceae, Lumnitzera

Published: 2018-01-16

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: colporate,  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: colporus,  aperture condition: colporate, tricolporate,  aperture peculiarities: heteroaperturate, pseudocolpus

Ornamentation and Structure

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

Miscellaneous

pollen coatings: -,  reserves in cytoplasm: -,  cell number: -,  Ubisch bodies: -

Annotations: shape in hydrated condition: spheroidal to oblate

Author(s) of diagnosis: Halbritter, Heidemarie

Pictures

habitus

1. habitus

leaves and flowers

2. leaves and flowers

hydrated pollen

3. hydrated pollen

polar view (oblique)

4. polar view (oblique)

polar view

5. polar view

oblique polar view

6. oblique polar view

equatorial view

7. equatorial view

equatorial view

8. equatorial view

aperture

9. aperture

pseudocolpus

10. pseudocolpus

exine surface

11. exine surface

polar area

12. polar area

polar area

13. polar area

dry pollen

14. dry pollen

Picture legend

  1. habitus, photographer: Weis, B.
  2. leaves and flowers, photographer: Weis, B.
  3. hydrated pollen - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  4. polar view (oblique) - fresh, rehydration (water) & DMP & critical point dried, photographer: Halbritter, H.
  5. polar view - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  6. oblique polar view - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  7. equatorial view - fresh, rehydration (water) & DMP & critical point dried, photographer: Halbritter, H.
  8. equatorial view - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  9. aperture - fresh, rehydration (water) & DMP & critical point dried, photographer: Halbritter, H.
  10. pseudocolpus - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  11. exine surface - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  12. polar area - fresh, rehydration (water) & DMP & critical point dried, photographer: Halbritter, H.
  13. polar area - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  14. dry pollen - dry, sputter coated with gold, photographer: Halbritter, H.

Literature

  • 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:

Halbritter H., Weis B. 2018. Lumnitzera racemosa. In: PalDat - A palynological database. https://www.paldat.org/pub/Lumnitzera_racemosa/303150;jsessionid=D1BDD37483FB4AD078C16673E9A8D1B7; accessed 2024-03-29

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