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PalDat - Palynological Database

an online publication on recent pollen

Costus barbatus

Taxonomy: Angiospermae, Zingiberales, Zingiberaceae, Costus

Published: 2016-05-23

Pollen Description

Shape, Size and Aperture

pollen unit: monad,  dispersal unit and peculiarities: monad,  size (pollen unit): very large (>100 µm),  pollen class: porate,  polarity: -,  shape: spheroidal,  outline in polar view: circular,  shape (dry pollen): -,  outline in polar view (dry pollen): -,  infoldings (dry pollen): -,  aperture number: >6,  aperture type: porus,  aperture condition: porate, pantoporate,  aperture peculiarities: pantoaperturate

Ornamentation and Structure

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

Miscellaneous

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

Annotations

number of apertures varying, about 7; irregularly arranged. Shape hydrated spheroidal or ovoid

Author(s) of diagnosis: Halbritter, Heidemarie

Pictures

hydrated pollen grain

1. hydrated pollen grain

aperture

2. aperture

Picture legend

  1. hydrated pollen grain - fresh, DMP & critical point dried, photographer: Halbritter, H.
  2. aperture - fresh, DMP & critical point dried, 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. 2016. Costus barbatus. In: PalDat - A palynological database. https://www.paldat.org/pub/Costus_barbatus/301087;jsessionid=E786D1CEDD497B4AB3E1BE4339A54DF5; accessed 2018-11-20

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