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an online publication on recent pollen

Callisia fragrans

Taxonomy: Spermatophyta, Commelinales, Commelinaceae, Callisia

Published: 2012-01-13

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: sulcate,  polarity: heteropolar,  P/E-ratio: oblate,  shape: -,  outline in polar view: elliptic,  dominant orientation (LM): -,  P/E-ratio (dry pollen): -,  shape (dry pollen): boat-shaped,  outline in polar view (dry pollen): no suitable term,  infoldings (dry pollen): aperture(s) sunken,  aperture number: 1,  aperture type: -,  aperture condition: sulcate,  aperture peculiarities: aperture membrane ornamented

Ornamentation and Structure

LMornamentation LM: -,  nexine: -,  sexine: -,  SEMornamentation SEM: no suitable term, microclavate,  suprasculpture SEM: -,  TEMtectum: eutectate,  infratectum: -,  foot layer: -,  endexine: -,  intine: -,  wall peculiarities: -,  supratectal element: -

Miscellaneous

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

Annotations: ornamantation consisting of fused heads of microclavae

Author(s) of diagnosis: Halbritter, H.; Buchner, R.

Pictures

inflorescence of Callisia fragans

1. inflorescence of Callisia fragans

inflorescence of Callisia fragans

2. inflorescence of Callisia fragans

polar distal view (oblique)

3. polar distal view (oblique)

polar proximal view

4. polar proximal view

equatorial view

5. equatorial view

equatorial view

6. equatorial view

detail of sulcus

7. detail of sulcus

detail of sulcus

8. detail of sulcus

exine surface

9. exine surface

dry pollen grains

10. dry pollen grains

Picture legend

  1. inflorescence of Callisia fragans, photographer: Buchner, R.
  2. inflorescence of Callisia fragans, photographer: Buchner, R.
  3. polar distal view (oblique) - fresh, rehydration (water) & DMP & critical point dried, photographer: Halbritter, H.
  4. polar proximal view - fresh, rehydration (water) & DMP & critical point dried, photographer: Halbritter, H.
  5. equatorial view - fresh, rehydration (water) & DMP & critical point dried, photographer: Halbritter, H.
  6. equatorial view - fresh, rehydration (water) & DMP & critical point dried, photographer: Halbritter, H.
  7. detail of sulcus - 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

    Copyright and Citation

    Cite this publication as:

    Halbritter H., Buchner R. 2012. Callisia fragrans. In: PalDat - A palynological database. https://www.paldat.org/pub/Callisia_fragrans/206034;jsessionid=652321F9AACF9C7840C87C60436A7672; accessed 2024-04-16

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