Forgot your password?
New to PalDat?
 
 
Login
PalDat Logo

PalDat - Palynological Database

an online publication on recent pollen

Epacris longiflora

Taxonomy: Angiospermae, Ericales, Ericaceae, Epacris

Published: 2017-01-17

Pollen Description

Shape, Size and Aperture

pollen unit: tetrad,  dispersal unit and peculiarities: tetrad tetrahedral,  size (pollen unit): large (51-100 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: tetrad,  polarity: heteropolar,  P/E-ratio: oblate,  shape: -,  outline in polar view: circular,  dominant orientation (LM): -,  P/E-ratio (dry pollen): oblate,  shape (dry pollen): -,  outline in polar view (dry pollen): circular,  infoldings (dry pollen): -,  aperture number: 3,  aperture type: colporus,  aperture condition: tricolporate, colporate,  aperture peculiarities: -

Ornamentation and Structure

LM  ornamentation LM: -,  nexine: -,  sexine: -,  SEM  ornamentation SEM: perforate,  suprasculpture SEM: -,  TEM  tectum: -,  infratectum: -,  foot layer: -,  endexine: -,  intine: -,  wall peculiarities: -,  supratectal element: -

Miscellaneous

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

Annotations: many aborted monads, often only a single or two fertile monads remaining, forming pseudotriads, pseudodyads and pseudomonads

Author(s) of diagnosis: Halbritter, Heidemarie

Pictures

flower(s)

1. flower(s)

flower(s)

2. flower(s)

tetrads with few fertile monads

3. tetrads with few fertile monads

tetrad with 2 aborted monads (pseudodyad)

4. tetrad with 2 aborted monads (pseudodyad)

tetrad with 3 aborted monads (pseudomonad)

5. tetrad with 3 aborted monads (pseudomonad)

apertures

6. apertures

exine surface

7. exine surface

detail of pseudomonad

8. detail of pseudomonad

dry tetrads

9. dry tetrads

Picture legend

  1. flower(s), photographer: Buchner, R.
  2. flower(s), photographer: Buchner, R.
  3. tetrads with few fertile monads - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  4. tetrad with 2 aborted monads (pseudodyad) - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  5. tetrad with 3 aborted monads (pseudomonad) - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  6. apertures - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  7. exine surface - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  8. detail of pseudomonad - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  9. dry tetrads - 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., Buchner R. 2017. Epacris longiflora. In: PalDat - A palynological database. https://pc8.botanik.univie.ac.at/pub/Epacris_longiflora/302958; accessed 2025-04-28

Previous Publications