OF THE CAROLINAS & GEORGIA

Monilophytes (ferns): Leptosporangiate Ferns (true ferns): Hymenophyllales

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Didymoglossum petersii   FAMILY Hymenophyllaceae   Go to FSUS key



SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Trichomanes petersii   FAMILY Hymenophyllaceae

SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)

Didymoglossum petersii

SYNONYMOUS WITH Flora of North America

Trichomanes petersii

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 009-01-002:

Trichomanes petersii   FAMILY Hymenophyllaceae

SYNONYMOUS WITH Ferns of the Southeastern States (Small, 1938)

Trichomanes petersii

 

COMMON NAME:
Dwarf Filmy-fern, Bristle Fern, Peters' Filmy Fern


         To see larger pictures, click or hover over the thumbnails.

image of Didymoglossum petersii, Dwarf Filmy-fern, Bristle Fern, Peters' Filmy Fern

Kay Wade    kay_ff1

January    Oconee County    SC

Sumter National Forest: Andrew Pickens Ranger District

image of Didymoglossum petersii, Dwarf Filmy-fern, Bristle Fern, Peters' Filmy Fern

Kay Wade    kay_ff2_2

January    Oconee County    SC

Sumter National Forest: Andrew Pickens Ranger District

Fronds only one cell thick. Long, wiry, wide-spaced hairs along blade edges, per Field Guide to the Ferns and Other Pteridophytes of Georgia (Snyder & Bruce, 1986).

image of Didymoglossum petersii, Dwarf Filmy-fern, Bristle Fern, Peters' Filmy Fern

Kay Wade    kay_ff4_2

January    Oconee County    SC

Sumter National Forest: Andrew Pickens Ranger District

Stems covered w dark hairs: some 2-celled glandular, some elongate rhizoidlike, per Flora of North America.

image of Didymoglossum petersii, Dwarf Filmy-fern, Bristle Fern, Peters' Filmy Fern

Kay Wade    kay_ff5_2

January    Oconee County    SC

Sumter National Forest: Andrew Pickens Ranger District

image of Didymoglossum petersii, Dwarf Filmy-fern, Bristle Fern, Peters' Filmy Fern

Kay Wade    kay_ff6_2

January    Oconee County    SC

Sumter National Forest: Andrew Pickens Ranger District

image of Didymoglossum petersii, Dwarf Filmy-fern, Bristle Fern, Peters' Filmy Fern

JK Marlow    jkm230322_1911

March    Oconee County    SC

Sumter National Forest: Andrew Pickens Ranger District

image of Didymoglossum petersii, Dwarf Filmy-fern, Bristle Fern, Peters' Filmy Fern

JK Marlow    jkm190423_7644

April    Oconee County    SC

Jocassee Gorges

Sporangia borne on stalks or bristles projecting from conelike indusia, per Peterson Field Guide to Ferns of Northeastern and Central North America.

image of Didymoglossum petersii, Dwarf Filmy-fern, Bristle Fern, Peters' Filmy Fern

JK Marlow    jkm210615_1371

June    Oconee County    SC

Jocassee Gorges

Stems long-creeping, threadlike, and intertwining, bearing scattered leaves, per Flora of North America.

image of Didymoglossum petersii, Dwarf Filmy-fern, Bristle Fern, Peters' Filmy Fern

JK Marlow    jkm210615_1372

June    Oconee County    SC

Jocassee Gorges

Leaves elliptic to oblanceolate, simple; petioles nearly as long as blades, per Flora of North America.

 

 

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Didymoglossum petersii   FAMILY Hymenophyllaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Trichomanes petersii   FAMILY Hymenophyllaceae

SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Didymoglossum petersii

SYNONYMOUS WITH Flora of North America
Trichomanes petersii

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 009-01-002:
Trichomanes petersii   FAMILY Hymenophyllaceae

SYNONYMOUS WITH Ferns of the Southeastern States (Small, 1938)
Trichomanes petersii

 

Find by SCIENTIFIC NAME:

1529

Fern/Fern ally
Perennial

Habitat: On vertical faces of acidic rock outcrops in humid gorges (in sw. NC, nw. SC, and ne. GA, primarily of the Savannah River drainage), in the context of the very humid escarpment gorges on relatively dry rocks, not on rocks receiving substantial seepage or spray from waterfalls, also on outcrops of Altamaha Grit in the Coastal Plain, on tree bark (especially Magnolia grandiflora and Fagus grandifolia) in swamps and hammocks (in FL, LA, and MS), and on chert around limestone sinkholes (in FL), per Weakley's Flora

Native to the Carolinas & Georgia

Rare

map
CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.

LEAVES:
Evergreen
Simple - elliptic to oblanceolate
Leaves scattered along a creeping rhizome

FRUIT:
Summer

 

TO LEARN MORE about this plant, look it up in a good book!



 


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