Kingdom: Plantae
Division: Pterophyta (Filicophyta)
Class: Pteridopsida (Filicopsida)
Order: Dryopteridales
Family: Dryopteridaceae

Genus: Polystichum

The holly ferns

Polystichum

The genus polystichum seems to favor mountains and cool places. The fronds range from once-pinnate to finely divided, but generally have thick, dark green leaf tissue. The genus includes many highly desirable garden plants.

Species of Polystichum (far from complete):

1. Polystichum acrostichoides (eastern North America)
2. Polystichum aculeatum
3. Polystichum braunii (north-eastern North America)
4. Polystichum munitum (Pacific coast of North America)
5. Polystichum setiferum
6. Polystichum tsus-simense

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