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shield ferns
Polystichum
Polystichum is a genus of ferns in the family Dryopteridaceae, subfamily Dryopteridoideae, according to the Pteridophyte Phylogeny Group classification of 2016 (PPG I). The genus has about 500 species and has a cosmopolitan distribution. The highest diversity is in eastern Asia, with about 208 species in China alone; the region from Mexico to Brazil has at least 100 additional species; Africa (at least 17 species), North America (at least 18 species), and Europe (at least 5...
60 branches of this genus, most-observed first
Christmas fern
speciesPolystichum acrostichoides
western sword fern
speciesPolystichum munitum
soft shield fern
speciesPolystichum setiferum
northern holly fern
speciesPolystichum lonchitis
hard shield fern
speciesPolystichum aculeatum
Prickly Shield Fern
speciesPolystichum vestitum
mother shield-fern
speciesPolystichum proliferum
Narrowleaf sword fern
speciesPolystichum imbricans
Braun's holly fern
speciesPolystichum braunii
Black shield fern
speciesPolystichum neozelandicum
Japanese tassel fern
speciesPolystichum polyblepharon
blue shield fern
speciesPolystichum oculatum
Polystichum parvipinnulum
speciesPolystichum parvipinnulum
Lemmon's holly fern
speciesPolystichum lemmonii
Polystichum hancockii
speciesPolystichum hancockii
Dudley's shield fern
speciesPolystichum dudleyi
Whipcord Eyelash Fern
speciesPolystichum lepidocaulon
Anderson's holly fern
speciesPolystichum andersonii
Trifid holly fern
speciesPolystichum tripteron
Polystichum wawranum
speciesPolystichum wawranum
Polystichum speciosissimum
speciesPolystichum speciosissimum
mountain holly fern
speciesPolystichum scopulinum
California shield fern
speciesPolystichum californicum
Mountain Shield Fern
speciesPolystichum cystostegia
Korean rock fern
speciesPolystichum luctuosum
Polystichum formosanum
speciesPolystichum formosanum
Polystichum plicatum
speciesPolystichum plicatum
Kruckeberg's sword fern
speciesPolystichum kruckebergii
Polystichum biaristatum
speciesPolystichum biaristatum
Polystichum craspedosorum
speciesPolystichum craspedosorum
Polystichum piceopaleaceum
speciesPolystichum piceopaleaceum
Polystichum orbiculatum
speciesPolystichum orbiculatum
Polystichum nepalense
speciesPolystichum nepalense
Polystichum stenophyllum
speciesPolystichum stenophyllum
Polystichum prionolepis
speciesPolystichum prionolepis
Asian saber fern
speciesPolystichum neolobatum
Polystichum andinum
speciesPolystichum andinum
Forest Shield Fern
speciesPolystichum pungens
Madeiran sickle fern
speciesPolystichum falcinellum
Polystichum mucronifolium
speciesPolystichum mucronifolium
Polystichum silvaticum
speciesPolystichum silvaticum
Alaska holly fern
speciesPolystichum setigerum
Polystichum scariosum
speciesPolystichum scariosum
Polystichum acutidens
speciesPolystichum acutidens
Polystichum californicum × munitum
hybridPolystichum californicum × munitum
Polystichum ammifolium
speciesPolystichum ammifolium
Polystichum atkinsonii
speciesPolystichum atkinsonii
thornleaf holly fern
speciesPolystichum acanthophyllum
Chinese Shield Fern
speciesPolystichum sinense
Polystichum balansae
speciesPolystichum balansae
Polystichum chilense
speciesPolystichum chilense
Polystichum integripinnum
speciesPolystichum integripinnum
Polystichum subtripteron
speciesPolystichum subtripteron
Polystichum lachenense
speciesPolystichum lachenense
Hooker's holly fern
speciesPolystichum hookerianum
Falkland Shield Fern
speciesPolystichum mohrioides
Polystichum thomsonii
speciesPolystichum thomsonii
Polystichum deltodon
speciesPolystichum deltodon
Polystichum squarrosum
speciesPolystichum squarrosum
Polystichum glaciale
speciesPolystichum glaciale
Where it lives
Recorded sightings
—
geo-referenced records in GBIF, from museums, herbaria and field observers.
Drag the globe to turn it. Dots are where records exist, not a range map; darker means more records.
In the old herbals & bestiaries
In the stacks
Searching the stacks…
Every page naming Polystichum in the Biodiversity Heritage Library →
This page is assembled live from iNaturalist, GBIF, Wikipedia, the Source Library and the Internet Archive. It is not yet part of the hand-edited codex. iNaturalist taxon 47752.