PalDat Logo

PalDat - Palynological Database

an online publication on recent pollen

Verbena officinalis

Taxonomy: Angiospermae, Lamiales, Verbenaceae, Verbena

Published: 2016-11-23

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: oblate,  shape: -,  outline in polar view: triangular,  dominant orientation (LM): -,  P/E-ratio (dry pollen): prolate,  shape (dry pollen): -,  outline in polar view (dry pollen): triangular,  infoldings (dry pollen): interapertural area sunken,  aperture number: 3,  aperture type: colporus,  aperture condition: colporate, tricolporate,  aperture peculiarities: angulaperturate

Ornamentation and Structure

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

Miscellaneous

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

Author(s) of diagnosis: Schneider, H.; Halbritter, Heidemarie

Pictures

flowers of Verbena officinalis

1. flowers of Verbena officinalis

polar view

2. polar view

equatorial view

3. equatorial view

detail of aperture

4. detail of aperture

dry pollen grains

5. dry pollen grains

Picture legend

  1. flowers of Verbena officinalis, photographer: Schneider, H.
  2. polar view - fresh, DMP & critical point dried, photographer: Halbritter, H.
  3. equatorial view - fresh, DMP & critical point dried, photographer: Halbritter, H.
  4. detail of aperture - fresh, DMP & critical point dried, photographer: Halbritter, H.
  5. 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:

Schneider H., Halbritter H. 2016. Verbena officinalis. In: PalDat - A palynological database. https://www.paldat.org/pub/Verbena_officinalis/302374;jsessionid=A1FEB09E3C9FA3FFB225A593A72A1CB1; accessed 2024-04-19

Previous Publications