Monilophytes (ferns): Leptosporangiate Ferns (true ferns): Polypodiales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Cystopteris tenuis
FAMILY
Cystopteridaceae
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Learn more about Cystopteris from the Vascular Plants of North Carolina.
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Cystopteris tenuis
FAMILY
Dryopteridaceae
SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Cystopteris tenuis
SYNONYMOUS WITH Flora of North America
Cystopteris tenuis
INCLUDED WITHIN Flora of West Virginia (Strausbaugh & Core, 1978)
Cystopteris fragilis
SYNONYMOUS WITH Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)
Cystopteris fragilis var. mackayi
COMMON NAME:
Mackay's Bladder Fern, Mackay's Fragile Fern, Upland Bladder Fern
To see larger pictures, click or hover over the thumbnails.
)
JK Marlow jkm160628_117
June Polk County NC
Pearson's Falls
Fronds 6-14" long and 1-3" wide; erect, arching, or prostrate, per Peterson Field Guide to Ferns of Northeastern and Central North America.
)
JK Marlow jkm160628_118
June Polk County NC
Pearson's Falls
)
JK Marlow jkm160702_166
July Jackson County NC
Blade lanceolate, widest at or just below middle, with narrow tip, per Peterson Field Guide to Ferns of Northeastern and Central North America.
)
JK Marlow jkm160702_168b
July Jackson County NC
)
JK Marlow jkm160702_172b
July Jackson County NC
Sori round, between midrib and margin. Indusia disappear as sori mature, per Peterson Field Guide to Ferns of Northeastern and Central North America.
)
JK Marlow jkm160702_173
July Jackson County NC
)
JK Marlow jkm160702_174
July Jackson County NC
Stipe dark brown at base w a few scales, mostly green or strawcolored above, per Peterson Field Guide to Ferns of Northeastern and Central North America.
)
JK Marlow jkm160726_021
July Polk County NC
Pearson's Falls
)
JK Marlow jkm160726_022
July Polk County NC
Pearson's Falls
Veins extending to pinnae margins, directed into teeth AND notches, per Peterson Field Guide to Ferns of Northeastern and Central North America.
)
JK Marlow jkm160726_024
July Polk County NC
Pearson's Falls
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Cystopteris tenuis
FAMILY
Cystopteridaceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Cystopteris tenuis
FAMILY
Dryopteridaceae
SYNONYMOUS WITH
Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Cystopteris tenuis
SYNONYMOUS WITH
Flora of North America
Cystopteris tenuis
INCLUDED WITHIN
Flora of West Virginia (Strausbaugh & Core, 1978)
Cystopteris fragilis
SYNONYMOUS WITH
Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)
Cystopteris fragilis var. mackayi
4023
Fern/Fern ally
Perennial
Habitat: Moist outcrops and cliffs of metamorphic and sedimentary rocks, occasionally in moist soils near rock outcrops or moist soil banks, per Weakley's Flora
Native to the Carolinas & Georgia
Uncommon in NC Mountains (rare elsewhere in GA-NC-SC)
CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.
LEAVES:
Deciduous
2-pinnate-pinnatifid ?
FRUIT:
Spring/Summer
TO LEARN MORE about this plant, look it up in a good book!
If a search such as "Carex leptalea var. leptalea" doesn't deliver the results you want, try "Carex leptalea".
Or, to minimize chances of a misspelling, try just "Carex le".
Less is more: If "pencil flower" doesn't deliver the results you want, try "pencil".