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Dichotomy in the aerial shoot of Psilotum

English name: Psilotum
Scientific name: Psilotum sp.
Familia: Psilotaceae
Classis: Psilotatae
Phylum: Pteridophyta
Regnum: Plantae

Dichotome branching stem. Dichotomy (means cut in two) is characterized by successive forking into two approximately equally growing division points.