Biology:Haplostigma
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Short description: Genus of spore-bearing plants
| Haplostigma Temporal range: Middle Devonian
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Scientific classification 
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| 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]
References
- ↑ Woolfe, K.J. (1993). "Devonian depositional environments in the Darwin Mountains: Marine or non-marine?". Antarctic Science 5 (2): 211–220. doi:10.1017/S0954102093000276. Bibcode: 1993AntSc...5..211W.
Wikidata ☰ Q5652094 entry
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