Forgot your password?
 
 
PalDat Logo

PalDat - Palynological Database

an online publication on recent pollen

Lepidium cartilagineum

Taxonomy: Angiospermae, Brassicales, Brassicaceae, Lepidium

Published: 2016-05-19

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: isopolar,  shape: prolate,  outline in polar view: circular,  shape (dry pollen): prolate,  outline in polar view (dry pollen): lobate,  infoldings (dry pollen): aperture(s) sunken,  aperture number: 3,  aperture type: colpus,  aperture condition: colpate, tricolpate,  aperture peculiarities: aperture membrane ornamented

Ornamentation and Structure

LMornamentation LM: reticulate,  nexine: -,  sexine: -,  SEMornamentation SEM: reticulate,  TEMtectum: semitectate,  infratectum: columellate,  foot layer: discontinuous,  endexine: compact-continuous,  intine: monolayered,  wall peculiarities: -

Miscellaneous

pollen coatings: tryphine,  reserves in cytoplasm: -,  cell number: 3-celled,  Ubisch bodies: absent

Author(s) of diagnosis: Loos, C.

Pictures

flower(s)

1. flower(s)

pollen grain with two sperm cells (asterisks)

2. pollen grain with two sperm cells (asterisks)

equatorial view

3. equatorial view

polar view

4. polar view

equatorial view

5. equatorial view

detail of aperture

6. detail of aperture

exine surface

7. exine surface

pollen grain in cross section

8. pollen grain in cross section

interapertural area of pollen wall

9. interapertural area of pollen wall

apertural area of pollen wall

10. apertural area of pollen wall

Picture legend

  1. flower(s), photographer: Loos, C.
  2. pollen grain with two sperm cells (asterisks) - fresh, glutaraldehyde, aceto-carmine, photographer: Loos, C.
  3. equatorial view - fresh, acetolyzed, unstained, photographer: Loos, C.
  4. polar view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Loos, C.
  5. equatorial view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Loos, C.
  6. detail of aperture - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Loos, C.
  7. exine surface - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Loos, C.
  8. pollen grain in cross section - fresh, glutaraldehyde & osmium & potassium ferrocyanide, modified Thiéry-test, photographer: Loos, C.
  9. interapertural area of pollen wall - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Loos, C.
  10. apertural area of pollen wall - fresh, glutaraldehyde & osmium & potassium ferrocyanide, uranyl acetate & lead citrate, photographer: Loos, C.

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:

Loos C. 2016. Lepidium cartilagineum. In: PalDat - A palynological database. https://www.paldat.org/pub/Lepidium_cartilagineum/301048;jsessionid=F743664CD6135411F3B83DC2FAFB0DF2; accessed 2019-08-25

Previous Publications