Key Identification Features
- Like other species in the genus Fissidens, it has a distinctive flattened appearance, with leaves arranged in two opposite rows that look like a tiny fern frond.
- This species can be told apart from similar Fissidens species by its tufted growth habit and its distinctive pointed leaf tips with a projecting central nerve.
- There is clear variation in morphological features across the species' global range.
- European and North American specimens usually have bumpy (mammillose) leaf cells, while some Pacific populations have less pronounced cell surface features.
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