PubMed:
Specialization of independently acquired flagellar FliC p...
iNaturalist:
Trending: Virginia Springbeauty (Claytonia virginica) — 1...
iNaturalist:
Trending: common blue violet (Viola sororia) — 1091 obser...
iNaturalist:
Trending: bloodroot (Sanguinaria canadensis) — 983 observ...
iNaturalist:
Trending: lesser celandine (Ficaria verna) — 812 observat...
iNaturalist:
Trending: cut-leaved toothwort (Cardamine concatenata) — ...
iNaturalist:
Trending: giant white fawn lily (Erythronium oregonum) — ...
iNaturalist:
Trending: Red-flowering Currant (Ribes sanguineum) — 116 ...
PubMed:
Specialization of independently acquired flagellar FliC p...
iNaturalist:
Trending: Virginia Springbeauty (Claytonia virginica) — 1...
iNaturalist:
Trending: common blue violet (Viola sororia) — 1091 obser...
iNaturalist:
Trending: bloodroot (Sanguinaria canadensis) — 983 observ...
Trending: western sword fern (Polystichum munitum) — 53 observations this week
iNaturalist · 2026-02-20
Western sword fern is one of the most-observed plants on iNaturalist this week, with 53 research-grade sightings logged by citizen scientists. This Pacific Northwest native is capturing widespread attention from plant watchers across its range.
1
Western sword fern recorded 53 research-grade observations in a single week on iNaturalist, placing it among the most observed plant species.
2
All 53 observations met 'research-grade' status, meaning they were confirmed by multiple community identifiers — making the data scientifically usable.
3
The spike in observations reflects active community engagement during early spring, a peak period for fern visibility as deciduous understory competition is low.
