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Dwarf Filmy-fern

Didymoglossum petersii

In the Carolinas and Georgia, found in granite and other acidic rock outcrops; seeps and springs. Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition What its natural habitat tells you

8
Modest

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

Profile 59%

Light
Full shade
Soil moisture
Dry to wet
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
June to August

Not yet recorded · Height · Spread · Leaves

Height: NC species account not read yet.

Spread and leaves: no source found yet.

This plant is missing most of its facts, so Quercus is looking them up in old botany books.

Recorded in 6 Louisiana parishes.

Natural habitats

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

1 of 2

Granite and other acidic rock outcrops

Bare or thin-soil rock on granite, gneiss, sandstone, quartzite and similar acidic rock, including granite flatrocks and domes.

Seeps and springs

Places where groundwater keeps the soil or rock wet, such as seepage slopes and spring runs.

All habitats

Ecological relationships

Who uses this plant?

What these records mean

0CaterpillarsGenus host records with ranges including LA
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
Hymenophyllaceae
Flower color
Not applicable
Growing sources and scope
Also known as

Dwarf Bristle Fern; Dwarf Filmy Fern; Trichomanes petersii

Conservation status

Louisiana rankS2
Global rankG4
LA statusNot verified
Federal statusNot verified

Conservation source Global and federal source

In your garden

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How to check your spot

Sources