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PalDat - Palynological Database

an online publication on recent pollen

Stipa eriocaulis

Taxonomy: Angiospermae, Poales, Poaceae, Stipa

Published: 2015-03-31

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: ulcerate,  polarity: heteropolar,  P/E-ratio: -,  shape: spheroidal,  outline in polar view: circular,  dominant orientation (LM): -,  P/E-ratio (dry pollen): -,  shape (dry pollen): irregular,  outline in polar view (dry pollen): irregular,  infoldings (dry pollen): irregularly infolded,  aperture number: 1,  aperture type: ulcus,  aperture condition: ulcerate,  aperture peculiarities: operculum, annulus

Ornamentation and Structure

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

Miscellaneous

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

Annotations: shape spheroidal to ovoid

Author(s) of diagnosis: Halbritter, Heidemarie

Pictures

flower(s)

1. flower(s)

equatorial view

2. equatorial view

oblique view

3. oblique view

aperture

4. aperture

exine surface

5. exine surface

dry pollen

6. dry pollen

Picture legend

  1. flower(s), photographer: Halbritter, H.
  2. equatorial view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  3. oblique view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  4. aperture - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  5. exine surface - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  6. dry pollen - dry, sputter coated with gold, photographer: Halbritter, H.

Literature

    Copyright and Citation

    Cite this publication as:

    Halbritter H. 2015. Stipa eriocaulis. In: PalDat - A palynological database. https://www.paldat.org/pub/Stipa_eriocaulis/300029;jsessionid=D28C2AE601854C922862C3CDC44F17B0; accessed 2024-04-16

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