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PalDat - Palynological Database

an online publication on recent pollen

Lepismium houlletianum

Taxonomy: Angiospermae, Caryophyllales, Cactaceae, Lepismium

Published: 2015-06-01

Pollen Description

Shape, Size and Aperture

pollen unit: monad,  dispersal unit and peculiarities: monad,  size (pollen unit): medium-sized (26-50 µm),  pollen class: colpate,  polarity: heteropolar,  shape: spheroidal,  outline in polar view: circular,  shape (dry pollen): polygonal,  outline in polar view (dry pollen): polygonal,  infoldings (dry pollen): aperture(s) sunken,  aperture number: 6,  aperture type: colpus,  aperture condition: colpate, pantocolpate, hexacolpate,  aperture peculiarities: aperture membrane ornamented

Ornamentation and Structure

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

Miscellaneous

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

Annotations

number of apertures also higher or lower than 6, irregular arrangement of apertures occurs

Author(s) of diagnosis: Halbritter, Heidemarie

Pictures

hydrated pollen

1. hydrated pollen

hydrated pollen

2. hydrated pollen

aperture detail

3. aperture detail

exine surface

4. exine surface

dry pollen

5. dry pollen

Ubisch bodies on locule wall

6. Ubisch bodies on locule wall

Picture legend

  1. hydrated pollen - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  2. hydrated pollen - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  3. aperture detail - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  4. exine surface - dry, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  5. dry pollen - dry, sputter coated with gold, photographer: Halbritter, H.
  6. Ubisch bodies on locule wall - dry, sputter coated with gold, photographer: Halbritter, H.

Literature

    Copyright and Citation

    Cite this publication as:

    Halbritter H. 2015. Lepismium houlletianum. In: PalDat - A palynological database. https://www.paldat.org/pub/Lepismium_houlletianum/300113;jsessionid=33BB619FCFFE45FD9EC04D87695A9D0F; accessed 2018-11-13