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PalDat - Palynological Database

an online publication on recent pollen

Aratitiyopea lopezii

Taxonomy: Angiospermae, Poales, Xyridaceae, Aratitiyopea

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),  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: inaperturate,  polarity: isopolar,  P/E-ratio: -,  shape: spheroidal,  outline in polar view: circular,  dominant orientation (LM): -,  P/E-ratio (dry pollen): -,  shape (dry pollen): spheroidal,  outline in polar view (dry pollen): circular,  infoldings (dry pollen): not infolded,  aperture number: none,  aperture type: no aperture,  aperture condition: inaperturate,  aperture peculiarities: -

Ornamentation and Structure

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

Miscellaneous

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

Annotations: ornamentation: clavae of 2 different sizes; dry pollen not or only slightly infolded

Author(s) of diagnosis: Halbritter, Heidemarie

Pictures

inflorescence(s)

1. inflorescence(s)

hydrated pollen grain

2. hydrated pollen grain

exine surface

3. exine surface

detail of exine surface

4. detail of exine surface

detail of exine surface

5. detail of exine surface

germinating pollen grain

6. germinating pollen grain

dry pollen grains

7. dry pollen grains

exine surface of dry pollen grain

8. exine surface of dry pollen grain

Picture legend

  1. inflorescence(s), photographer: Halbritter, H.
  2. hydrated pollen grain - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  3. exine surface - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  4. detail of exine surface - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  5. detail of exine surface - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  6. germinating pollen grain - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  7. dry pollen grains - dry, sputter coated with gold, photographer: Halbritter, H.
  8. exine surface of dry pollen grain - 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. 2016. Aratitiyopea lopezii. In: PalDat - A palynological database. https://www.paldat.org/pub/Aratitiyopea_lopezii/301084;jsessionid=9488743E24AF3F0014CF2AEAE94500D4; accessed 2024-03-28

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