Which of the following descriptions fits best?


Artemisia sp.; e.g. A. vallesiaca, resp. A. mutellina

3 to 4 zonoporate, pore protruding slighty with well-defined annulus; no vestibulum (polar view); round psilate to scabrate pollen grain

polar view: tricolporate; thick exine, thinner towards colpi; columellae distinct.
Equatorial view: psilate to scabrate

tricolporate, foveolate, distinctly dorso-ventrally flattened, polar view "unmistakable!"tricolporate, foveolate, distinctly dorso-ventrally flattened, polar view "unmistakable!"

Continue alphabetically

 Next question in random order

 

last changes: webmaster, 17.3.2003 - home - IPS - UniBern