Pollen: Perprolate (PoFormI approximately 1.83), elliptical, circular in polar view, reticulat: net runs almost parallel, slightly curved along the side edges. Colpi long and narrow, slit-like. Aperturmembranes are not ornamented. Much Pollenkitt.
Pollen: Perprolate (PoFormI approximately 1.83), elliptical, circular in polar view, reticulat: net runs almost parallel, slightly curved along the side edges. Colpi long and narrow, slit-like. Aperturmembranes are not ornamented. Much Pollenkitt.
Verhältnis des polaren zum aequatorialen Pollenkorndurchmesser: Peroblat < 0.5; Oblat 0.5 - 0.75; Sphäroid 0.75 - 1.33; Prolat 1.33 - 2.0; Perprolat > 2.0.
Zu Deutsch auch Kolpus. Langgestreckte, spaltförmige Apertur. Mindestens doppelt so lang wie breit.