Didymoglossum petersii

Classification	Pteridophytes
Family	Hymenophyllaceae
Family (Traditional)	Hymenophyllaceae
Genus	Didymoglossum
Species:	Didymoglossum petersii (A. Gray) Copel.
Common Name	Dwarf Bristle Fern
Growth Habit	fern
Plant Notes	**
Characteristics	Armaments: No; Milky Sap: No; Photosynthetic: Yes; Stipules: No; Woody Herbaceous: Herbaceous; Duration: Perennial; General Ecology: Terrestrial; Growth Habit: fern; Region of Origin: North America; Reproductive Phenology: June; Reproductive Phenology: July; Reproductive Phenology: August; Reproductive Phenology: September; Leaf Arrangement: alternate; Leaf Complexity: simple; Leaf Dissection: 0; Leaf Fragrance: No; Leaf Persistance: Deciduous; Leaf Petiole Type: petiolate; Leaf Rank: N/A; Leaf Type: algae-like; Leaf Type: broadleaf; Leaf Type: fern-like; Leaf Venation: pinnate; Leaflet Margins: entire; Leaflet Number: 0; Anther Type: N/A; Carpel Number/Pistil: N/A; Fruit Complexity: N/A; Fruit Type: N/A; Fruit Wet/Dry: N/A; Hypanthium Present: No; Inflorescence Position: N/A; Inflorescence Types: N/A; Ovary Position: N/A; Overall Flower Symmetry: N/A; Ovules per Carpel: N/A; Perianth Present: No; Petal Fusion: N/A; Petal Number: N/A; Pistil Complexity: N/A; Pistil Number: N/A; Placentation Type: N/A; Sepal Fusion: N/A; Sepal Number: N/A; Sexuality: N/A; Sporangium Arrangement: terminal pocket-like sori; Stamen Number: N/A; Tepal Number: N/A
C value	10
Status	Native; AGCP (FAC), EMP (FAC) (NWPL)
Specimen(s)	View and Download Specimen Details »

** Not applicable or data not available.

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Species Distribution Map

This species has been reported in the counties highlighted in the interactive distribution map below. Click on a county to display the its name. Click the question mark icon () to view additional information about the ecoregions shown. In the map legend, there are links to toggle the visibility of the ecoregions and/or their labels. In addition, clicking on an ecoregion name will highlight that region on the map.

State Boundaries
Counties
Counties - Species Present

Ecoregions

Southeastern Plains
- Blackland Prarie
Blue Ridge Mountains
Ridge and Valley
Cumberland Plateau
Cumberland Mountains
Allegheny Plateau

Interior Plateau
- Bluegrass Region
- Nashville Basin
- Pennyroyal Karst Plain
- Western Highland Rim
- Eastern Highland Rim

Interior River Valleys and Hills
- Shawnee / Caseyville Hills
Mississippi Alluvial Plain
Mississippi Valley Loess Plains
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Synonyms

Synonym	Full Citation
Didymoglossum petersii	Didymoglossum petersii
Trichomanes petersii	Trichomanes petersii A. Gray

Specimens and Distribution

This species has been reported in the following counties by the herbaria listed. An overview of the individual specimens are provided in the table that follows. Click on the accession number to view details; click on column headers to sort.

Counties included on distribution map: Blount (TN), Lawrence (TN), Monroe (TN), Polk (TN), Sevier (TN)

Herbaria represented by specimen data listed below: BOON, ETSU, MDKY, UCHT, VDB

Range of years during which specimens were collected: -

Accession No. (click for full details)	County	State	Collector & Collection No.	Herbarium & Herbarium Name Used
UCHT006253	Monroe	Tennessee		UCHT Trichomanes petersii
BRIT193413	Blount	Tennessee	A. R. Shields	VDB Trichomanes petersii
UCHT000540	Blount	Tennessee	Eugene B. Wofford, D. K. Smith	UCHT Trichomanes petersii
BRIT193420	Blount	Tennessee	Jesse M. Shaver	VDB Trichomanes petersii
BRIT193419	Blount	Tennessee	Jesse M. Shaver	VDB Trichomanes petersii
BRIT193411	Blount	Tennessee	J. K. Underwood	VDB Trichomanes petersii
BRIT193417	Blount	Tennessee	Jesse M. Shaver	VDB Trichomanes petersii
BRIT193402	Polk	Tennessee	E. Wofford	VDB Trichomanes petersii
BRIT193414	Blount	Tennessee	A. R. Shields	VDB Trichomanes petersii
004560	Sevier	Tennessee	Poindexter, Derick	BOON Trichomanes petersii
BRIT193416	Blount	Tennessee	Jesse M. Shaver	VDB Trichomanes petersii
BRIT193422	Blount	Tennessee	Jennison	VDB Trichomanes petersii
ETSU032398	Monroe	Tennessee	James T Donaldson	ETSU Trichomanes petersii
BRIT500754	Blount	Tennessee	J. E. Benedict, Jr.	VDB Trichomanes petersii
MDKY00000762	Monroe	Tennessee		MDKY Trichomanes petersii
UCHT006252	Monroe	Tennessee		UCHT Trichomanes petersii
BRIT193479	Lawrence	Tennessee	R. L. C.	VDB Trichomanes petersii
MDKY00000761	Monroe	Tennessee		MDKY Trichomanes petersii
MDKY00000760	Monroe	Tennessee		MDKY Trichomanes petersii
UCHT000544	Blount	Tennessee	Jennison and Bishop Sharp	UCHT Trichomanes petersii
BRIT193415	Blount	Tennessee	Jesse M. Shaver	VDB Trichomanes petersii
BRIT193421	Blount	Tennessee	Jesse M. Shaver	VDB Trichomanes petersii
BRIT193418	Blount	Tennessee	Jesse M. Shaver	VDB Trichomanes petersii
BRIT193481		Tennessee	A. M. Harvill, Jr.	VDB Trichomanes petersii

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Didymoglossum petersii

Related Links

Species Distribution Map

Ecoregions

Synonyms

Specimens and Distribution

Plant Photos