Sphagnopsida
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Sphagnopsida is a class of mosses that includes a single subclass Sphagnidae, with two orders. It is estimated it originated about 465 million years ago, along with Takakia. The order Sphagnales contains four living genera: Ambuchanania, Eosphagnum, and Flatbergium, which counts four species in total, and Sphagnum which contains the rest of the species. The extinct Protosphagnales contains a single fossil species.
| class Sphagnopsida order Protosphagnales † order Sphagnales family Ambuchananiaceae family Flatbergiaceae family Sphagnaceae | Takakiopsida Sphagnopsida Andreaeopsida Andreaeobryopsida Oedipodiopsida Tetraphidopsida Polytrichopsida Bryopsida |
| Takakiopsida Sphagnopsida Andreaeopsida Andreaeobryopsida Oedipodiopsida Tetraphidopsida Polytrichopsida Bryopsida | |
| Takakiopsida | |
| Sphagnopsida | |
| Andreaeopsida Andreaeobryopsida Oedipodiopsida Tetraphidopsida Polytrichopsida Bryopsida | |
| Andreaeopsida Andreaeobryopsida Oedipodiopsida Tetraphidopsida Polytrichopsida Bryopsida | |
| Andreaeopsida | |
| Andreaeobryopsida | |
| Oedipodiopsida Tetraphidopsida Polytrichopsida Bryopsida | |
| Oedipodiopsida | |
| Tetraphidopsida Polytrichopsida Bryopsida | |
| Tetraphidopsida | |
| Polytrichopsida | |
| Bryopsida | |
| The phylogenetic position of the Sphagnopsida among the eight classes of mosses, based on inferences from DNA sequence data. |
- Shaw, A. Jonathan (2000). . The Bryologist. 103 (2): 277–306.