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PalDat - Palynological Database

an online publication on recent pollen

Dicentra canadensis

Taxonomy: Spermatophyta, Papaverales, Papaveraceae, Dicentra

Published: 2012-05-16

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: colpate,  polarity: heteropolar,  P/E-ratio: -,  shape: spheroidal,  outline in polar view: circular,  dominant orientation (LM): -,  P/E-ratio (dry pollen): -,  shape (dry pollen): no suitable term,  outline in polar view (dry pollen): no suitable term,  infoldings (dry pollen): aperture(s) sunken,  aperture number: number varies,  aperture type: -,  aperture condition: colpate,  aperture peculiarities: aperture membrane ornamented

Ornamentation and Structure

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

Miscellaneous

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

Annotations: pollen grains 6-porate, pantoporate and heteropolar or tricolpate and isopolar; apertures also irregularly arranged

Author(s) of diagnosis: Halbritter, H.

Pictures

flower(s)

1. flower(s)

flower(s)

2. flower(s)

hydrated pollen grains

3. hydrated pollen grains

hydrated pollen grain (6-colpate)

4. hydrated pollen grain (6-colpate)

polar view (oblique; 3-colpate)

5. polar view (oblique; 3-colpate)

equatorial view (irregular aperture)

6. equatorial view (irregular aperture)

aperture

7. aperture

exine surface

8. exine surface

polar area

9. polar area

dry pollen grains

10. dry pollen grains

Picture legend

  1. flower(s), photographer: Halbritter, H.
  2. flower(s), photographer: Halbritter, H.
  3. hydrated pollen grains - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  4. hydrated pollen grain (6-colpate) - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  5. polar view (oblique; 3-colpate) - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  6. equatorial view (irregular aperture) - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  7. aperture - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  8. exine surface - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  9. polar area - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  10. dry pollen grains - dry, sputter coated with gold, photographer: Halbritter, H.

Literature

  • Lidén M, Fukuhara T, Rylander J, Oxelman B (1997) Phylogeny and classification of Fumariaceae, with emphasis on Dicentra s.l., based on the plastid gene rps16 intron. Pl Syst Evol 206: 411-420
  • Oberschneider W (1998) Pollenmorphologie der Ranunculanae. Diplomarbeit. Universität Wien : 125 pp

Copyright and Citation

Cite this publication as:

Halbritter H. 2012. Dicentra canadensis. In: PalDat - A palynological database. https://www.paldat.org/pub/Dicentra_canadensis/209346;jsessionid=70FBE9FFBA23FC46FEEE27F76D57F079; accessed 2024-05-08

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