Monilophytes (ferns): Leptosporangiate Ferns (true ferns): Polypodiales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Athyrium angustum
FAMILY
Athyriaceae
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Learn more about Athyrium from the Vascular Plants of North Carolina.
The plants ascribed to A. angustum in the Roan Mountain massif may represent an undescribed (or currently unrecognized) entity, per Weakley's Flora (2022)
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Athyrium filix-femina ssp. angustum
FAMILY
Dryopteridaceae
SYNONYMOUS WITH Flora of North America
Athyrium filix-femina var. angustum
SYNONYMOUS WITH Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)
Athyrium filix-femina var. michauxii
SYNONYMOUS WITH Ferns of the Southeastern States (Small, 1938)
Athyrium angustum
COMMON NAME:
Northern Lady Fern
To see larger pictures, click or hover over the thumbnails.
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Emily B. Sessa ebs_afilixfeminaang3840
April
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Emily B. Sessa ebs_afilixfeminaang3845
April
)
Emily B. Sessa ebs_afilixfeminaang1566
July
Indusia with hairs but not glands, edge attached to long sides of sori, per Peterson Field Guide to Ferns of Northeastern and Central North America.
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Emily B. Sessa ebs_afilixfeminaang1601
July
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Emily B. Sessa ebs_afilixfeminaang1720
July
Pinnae sessile or with very short stalks, per Peterson Field Guide to Ferns of Northeastern and Central North America.
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Emily B. Sessa ebs_afilixfeminaang1720b
July
)
JK Marlow jkm070703_058
July Summers County WV
Sandstone Visitors Center
Sori elongate. Spores yellowish to brownish, mature spores golden yellow, per Peterson Field Guide to Ferns of Northeastern and Central North America.
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JK Marlow jkm070703_061b
July Summers County WV
Sandstone Visitors Center
Blades broadly lanceolate w pointed tips, widest near or just below middle, per Peterson Field Guide to Ferns of Northeastern and Central North America.
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Athyrium angustum
FAMILY
Athyriaceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Athyrium filix-femina ssp. angustum
FAMILY
Dryopteridaceae
SYNONYMOUS WITH
Flora of North America
Athyrium filix-femina var. angustum
SYNONYMOUS WITH
Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)
Athyrium filix-femina var. michauxii
SYNONYMOUS WITH
Ferns of the Southeastern States (Small, 1938)
Athyrium angustum
2454
Fern/Fern ally
Perennial
Habitat: Moist forests, rock outcrops on grassy balds at high elevations, per Weakley's Flora
Native
Rare
Click here to see a map, notes, and images from Weakley's Flora of the Southeastern US.
Click here to see a map showing all occurrences known to SERNEC, a consortium of southeastern herbaria. (Zoom in to see more detail.)
LEAVES:
Deciduous
2-pinnate-pinnatifid
Leaves clustered behind tip of short-creeping rhizome
FRUIT:
Summer/Fall
TO LEARN MORE about this plant, look it up in a good book!