Haplostigma is a genus of arborescent lycopodiopsid, found only in the early part of the Middle Devonian.[1]

Haplostigma
Temporal range: Middle Devonian
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Lycophytes
Class: Lycopodiopsida
Genus: Haplostigma

References

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  1. ^ Woolfe, K.J. (1993). "Devonian depositional environments in the Darwin Mountains: Marine or non-marine?". Antarctic Science. 5 (2): 211–220. Bibcode:1993AntSc...5..211W. doi:10.1017/S0954102093000276. S2CID 129509428.