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PalDat - Palynological Database

an online publication on recent pollen

Commelina erecta

Taxonomy: Angiospermae, Commelinales, Commelinaceae, Commelina

Published: 2016-11-29

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: oblate,  outline in polar view: elliptic,  shape (dry pollen): boat-shaped,  outline in polar view (dry pollen): -,  infoldings (dry pollen): aperture(s) sunken,  aperture number: 1,  aperture type: sulcus,  aperture condition: sulcate,  aperture peculiarities: aperture membrane ornamented

Ornamentation and Structure

LMornamentation LM: -,  nexine: -,  sexine: -,  SEMornamentation SEM: microverrucate, perforate,  TEMtectum: -,  infratectum: -,  foot layer: -,  endexine: -,  intine: -,  wall peculiarities: -

Miscellaneous

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

Author(s) of diagnosis: Halbritter, Heidemarie

Pictures

aspect of Commelina erecta

1. aspect of Commelina erecta

flower of Commelina erecta

2. flower of Commelina erecta

hydrated pollen grains

3. hydrated pollen grains

polar distal view

4. polar distal view

polar proximal view (oblique)

5. polar proximal view (oblique)

equatorial view

6. equatorial view

equatorial view

7. equatorial view

detail of sulcus

8. detail of sulcus

exine surface

9. exine surface

dry pollen grains

10. dry pollen grains

Picture legend

  1. aspect of Commelina erecta, photographer: Buchner, R.
  2. flower of Commelina erecta, photographer: Buchner, R.
  3. hydrated pollen grains - fresh, rehydration (water) & DMP & critical point dried, photographer: Halbritter, H.
  4. polar distal view - fresh, rehydration (water) & DMP & critical point dried, photographer: Halbritter, H.
  5. polar proximal view (oblique) - fresh, rehydration (water) & DMP & critical point dried, photographer: Halbritter, H.
  6. equatorial view - fresh, rehydration (water) & DMP & critical point dried, photographer: Halbritter, H.
  7. equatorial view - fresh, rehydration (water) & DMP & critical point dried, photographer: Halbritter, H.
  8. detail of sulcus - fresh, rehydration (water) & DMP & critical point dried, photographer: Halbritter, H.
  9. exine surface - fresh, rehydration (water) & DMP & critical point dried, photographer: Halbritter, H.
  10. dry pollen grains - dry, 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., Buchner R. 2016. Commelina erecta. In: PalDat - A palynological database. https://www.paldat.org/pub/Commelina_erecta/302509;jsessionid=C9582D91EE3E5929BBC63DF20E174783; accessed 2018-11-15

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