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Whiskfern

Psilotum nudum

In the Carolinas and Georgia, found in floodplain and bottomland forests; swamps. Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition What its natural habitat tells you

8
Modest

Native to Arkansas. How scores work Is it native here?

Profile 82%

Height
Up to about 20 inches
Light
Full sun, Partial shade
Soil moisture
Usually moist
Will it fit your yard?

Rare or protected plant. Specialist conservation planting; excluded from routine garden suggestions. Plant caution source

Hidden from default planting suggestions. Wildlife value and native status remain unchanged.

At a glance

Life cycle
Perennial
Bloom
April to September

Not yet recorded · Spread · Leaves

Recorded in 13 Arkansas counties.

Natural habitats

Places it grows wild. Not a planting requirement. Each habitat page lists the plants and wildlife also found there.

1 of 2

Floodplain and bottomland forests

Forests on low ground beside rivers and streams that flood from time to time.

Swamps

Forested wetlands with standing water much of the year, such as cypress and gum swamps.

All habitats

Ecological relationships

Who uses this plant?

What these records mean

0CaterpillarsGenus host records with ranges including AR
0BeesSoutheastern regional records
0Specialist beesPollen specialists
—BirdsRecorded genus food-resource interactions; not a state feeding claim

No records yet · Ants · Beetles · Flies · Adult butterflies / moths · Other wasps · Other insects

Growing and identification

Plant details

Family
Psilotaceae
Hardiness
Zones 8a–10b
Soil pH
Acidic to neutral
Flower color
Not applicable
Growing sources and scope

Conservation status

Arkansas rankS1?
Global rankG5
AR statusNot verified
Federal statusNot verified

Conservation source Global and federal source

In your garden

Will it fit your yard?

Check this plant against your county, sun and soil moisture. Conditions are checked in your browser.

Choose a county to begin.

How to check your spot

Sources