Haplostigma Temporal range: Middle Devonian
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Scientific classification ![]() | |
Kingdom: | Plantae |
Clade: | Tracheophytes |
Clade: | Lycophytes |
Class: | Lycopodiopsida |
Genus: | †Haplostigma |
Haplostigma is a genus of arborescent lycopodiopsid, found only in the early part of the Middle Devonian.[1]