Life » … » Archaeplastida » … » Polypodiopsida » … » Pteridaceae » …

Life » Cellular » Eukaryota » Archaeplastida » Chloroplastida » Streptophyta » Embryophytes » Tracheophyta » Polypodiopsida » Polypodiales » Pteridaceae » Pteris «

Pteris mettenii Kuhn

spore arrangement

Kubitzki et al
trilete
URI: http://eol.org/schema/terms/trilete

Definission: spores bearing a Y shaped scar, indicating that they were arranged in a tetrahedral spore tetrad

Atribussion: https://www.ucl.ac.uk/GeolSci/micropal/spore.html

smon-e tute j'argistrassion
Kubitzki et al
trilete
URI: http://eol.org/schema/terms/trilete

Definission: spores bearing a Y shaped scar, indicating that they were arranged in a tetrahedral spore tetrad

Atribussion: https://www.ucl.ac.uk/GeolSci/micropal/spore.html

smon-e tute j'argistrassion