Monilophytes (ferns): Leptosporangiate Ferns (true ferns): Polypodiales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/14/23):
Diplaziopsis pycnocarpa
FAMILY
Diplaziopsidaceae
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
The wonderful glade fern must surely now be awarded “taxonomic frequent flier miles.” Read more in Homalosorus and Diplazium from Alan Weakley and the Southern Appalachian Botanical Society.
This is a species of cool, moist, high pH soil areas, a scarce species, but easily identified. Read more at Vascular Plants of North Carolina.
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Diplazium pycnocarpon
FAMILY
Dryopteridaceae
SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Homalosorus pycnocarpos
SYNONYMOUS WITH Floristic Synthesis of North America (Kartesz, 1999)
Diplazium pycnocarpon
SYNONYMOUS WITH Flora of North America north of Mexico, vol. 2 (1993)
Diplazium pycnocarpon
SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 011-01-003:
Athyrium pycnocarpon FAMILY Aspidiaceae
SYNONYMOUS WITH Ferns of the Southeastern States (Small, 1938)
Homalosorus pycnocarpos
SYNONYMOUS WITH Flora of the Southeastern US (Small, 1913)
Asplenium pycnocarpon
COMMON NAME:
Glade Fern
To see larger pictures, click or hover over the thumbnails.
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USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913 pnd_aspy5_001_lvd
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JK Marlow jkm230322_1984
March Oconee County SC
Sumter National Forest: Andrew Pickens Ranger District
)
JK Marlow jkm160421_309
April Sevier County TN
Great Smoky Mountains National Park
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JK Marlow jkm160421_312
April Sevier County TN
Great Smoky Mountains National Park
Pinnae slender, alternate, long-pointed. Margins wavy, entire, per Field Guide to the Ferns and Other Pteridophytes of Georgia (Snyder & Bruce, 1986).
)
JK Marlow jkm160421_314
April Sevier County TN
Great Smoky Mountains National Park
Stipe shorter than blade, stout, slightly scaly especially near base, per Peterson Field Guide to Ferns of Northeastern and Central North America.
)
JK Marlow jkm160421_420
April Sevier County TN
Great Smoky Mountains National Park
Recognized by tall narrow bright green fronds in almost circular clusters, per Peterson Field Guide to Ferns of Northeastern and Central North America.
)
Emily B. Sessa ebs_dpycnocarpon_9642
May
Sterile pinnae not stiff and often slightly twisting, per Peterson Field Guide to Ferns of Northeastern and Central North America.
)
Emily B. Sessa ebs_dpycnocarpon_9643
May
)
Emily B. Sessa ebs_dpycnocarpon_4805
June
Pinnae without a basal lobe (vs. Christmas ferns' with a distinctive "ear"), per Peterson Field Guide to Ferns of Northeastern and Central North America.
)
Emily B. Sessa ebs_dpycnocarpon_4809
June
)
JK Marlow jkm160727_410
July Haywood County NC
Corneille Bryan Native Garden
Fertile frond on left, sterile frond on right.
)
JK Marlow jkm160727_412
July Haywood County NC
Corneille Bryan Native Garden
Fertile fronds are narrower, more erect and appear later than sterile, per Peterson Field Guide to Ferns of Northeastern and Central North America.
)
JK Marlow jkm160727_413
July Haywood County NC
Corneille Bryan Native Garden
Sori long, slightly curved, in herringbone pattern, per Peterson Field Guide to Ferns of Northeastern and Central North America.
)
Patrick D. McMillan pdmdiplazium_brasst1
Month Unknown
)
Patrick D. McMillan pdmdpycnocarpon_1
Month Unknown
)
Patrick D. McMillan pdmdpycnocarpon_nantahal
Month Unknown NC
Nantahala National Forest
Blade lanceolate with long acuminate tip and slightly tapering base, per Field Guide to the Ferns and Other Pteridophytes of Georgia (Snyder & Bruce, 1986).
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/14/23):
Diplaziopsis pycnocarpa
FAMILY
Diplaziopsidaceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Diplazium pycnocarpon
FAMILY
Dryopteridaceae
SYNONYMOUS WITH
Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Homalosorus pycnocarpos
SYNONYMOUS WITH
Floristic Synthesis of North America (Kartesz, 1999)
Diplazium pycnocarpon
SYNONYMOUS WITH
Flora of North America north of Mexico, vol. 2
Diplazium pycnocarpon
SYNONYMOUS WITH
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 011-01-003:
Athyrium pycnocarpon
FAMILY
Aspidiaceae
SYNONYMOUS WITH
Ferns of the Southeastern States (Small, 1938)
Homalosorus pycnocarpos
SYNONYMOUS WITH
Flora of the Southeastern US (Small, 1913)
Asplenium pycnocarpon
177
Fern/Fern ally
Perennial
Habitat: Very nutrient-rich, loamy or seepy forests, over calcareous sedimentary (such as limestone or dolostone) or mafic metamorphic or igneous rocks (such as greenstone or amphibolite), 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
Pinnate
Leaves in a circular cluster on long-creeping rhizome
FRUIT:
Summer/Fall
TO LEARN MORE about this plant, look it up in a good book!
- Field Guide to the Ferns and Other Pteridophytes of Georgia (Snyder & Bruce, 1986) p118
- Ferns of Alabama (Short & Spaulding, 2012) p245
- Ferns of the Smokies (Evans, 2005) p69
- Gardening with the Native Plants of Tennessee (Hunter, 2002) p197
- Guide to the Wildflowers of SC, 2nd ed. (McMillan, Porcher, Rayner, & White; 2022) p152
- Peterson Field Guide to Ferns of Northeastern and Central North America p124
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