Southern Beech Fern Phegopteris hexagonoptera
Other Common Name(s):
Previously known as:
- Dryopteris hexagonoptera
- Thelypteris hexagonoptera
- Phonetic Spelling
- fay-GOP-ter-iss heks-uh-gon-OP-ter-uh
- Description
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Broad beech fern is a native, herbaceous perennial fern in the spleenwort family (Aspleniaceae). Its origin is in eastern North America, including North Carolina. The species epithet, Latin for “six-sided wing,” refers to the unusual connection between opposite pinnae. The blade is connected across the stipe to form a hexagonal “wing.”
It prefers moist, rich, well-drained, acidic soils in partial to deep shade. However, it can sometimes be found in sunny open areas with dry or semi-moist soil.
The deciduous leaves are produced directly from the shallow rhizomes in spring, and it can spread rapidly and become weedy. The fronds of this plant are 10-30 inches long and spread out in rows or loose clusters. Blades are up to 13 inches long, are approximately the same width, and are most often 2-pinnatifid. The fronds are a dull green color, slightly hairy on the lower surface and broadly triangular. There are 12 or more nearly opposite pairs of pinna that are tapered at both ends; the lowest pair is larger, broader and often pointing downward. All the pinnae are connected along the rachis by a narrow wing of blade tissue. In the fall, the fronds turn pale yellow.
This is a medium-sized attractive plant that can be used in moist woodland and naturalized areas in a shady native garden. It rapidly forms colonies as ground cover. It can be used in mass plantings or as a border.
Insects, Diseases, and Other Plant Problems: No serious problems.
VIDEO Created by NC State Extension's Homegrown series featuring Mark Weathington, Director of JC Raulston Arboretum.
- Profile Video:
- See this plant in the following landscape:
- Cultivars / Varieties:
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- Cultivars / Varieties:
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Attributes:
- Genus:
- Phegopteris
- Species:
- hexagonoptera
- Family:
- Aspleniaceae
- Life Cycle:
- Perennial
- Recommended Propagation Strategy:
- Root Cutting
- Country Or Region Of Origin:
- Eastern Canada and U.S.A.
- Particularly Resistant To (Insects/Diseases/Other Problems):
- Heavy shade, Rabbits and deer
- Dimensions:
- Height: 1 ft. 6 in. - 2 ft. 0 in.
- Width: 1 ft. 6 in. - 2 ft. 0 in.
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Whole Plant Traits:
- Plant Type:
- Fern
- Herbaceous Perennial
- Native Plant
- Woody Plant Leaf Characteristics:
- Deciduous
- Habit/Form:
- Arching
- Erect
- Growth Rate:
- Rapid
- Maintenance:
- Low
- Texture:
- Medium
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Cultural Conditions:
- Light:
- Dappled Sunlight (Shade through upper canopy all day)
- Deep shade (Less than 2 hours to no direct sunlight)
- Partial Shade (Direct sunlight only part of the day, 2-6 hours)
- Soil Texture:
- High Organic Matter
- Soil pH:
- Acid (<6.0)
- Soil Drainage:
- Good Drainage
- Moist
- Available Space To Plant:
- 12 inches-3 feet
- NC Region:
- Coastal
- Mountains
- Piedmont
- USDA Plant Hardiness Zone:
- 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b, 9a, 9b
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Fruit:
- Fruit Description:
- No fruits. This plants reproduces via spores.
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Flowers:
- Flower Description:
- No flowers.
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Leaves:
- Woody Plant Leaf Characteristics:
- Deciduous
- Leaf Color:
- Green
- Leaf Value To Gardener:
- Showy
- Deciduous Leaf Fall Color:
- Gold/Yellow
- Leaf Type:
- Compound (Pinnately , Bipinnately, Palmately)
- Fronds
- Leaf Arrangement:
- Other/more complex
- Leaf Shape:
- Deltoid
- Ovate
- Pinnatifid
- Leaf Margin:
- Crenate
- Dentate
- Entire
- Hairs Present:
- Yes
- Leaf Length:
- > 6 inches
- Leaf Width:
- > 6 inches
- Leaf Description:
- Bright green 1.5 to 2-foot fronds have a similar width, are twice-pinnate, and are broadly triangular. Each frond has 12-20 pairs of leaflets, hairy on the underside, that are joined together at their bases by a winged rachis. Leaflets are pinnatifid with 8-20 pairs of lobes. The 2 lower leaflets point downward. The reddish-brown sori are located on the undersides of the leaflet lobes. The fronds turn a pale yellow in the fall. Strongly triangular leaf blade.
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Stem:
- Stem Color:
- Green
- Red/Burgundy
- Stem Is Aromatic:
- No
- Stem Cross Section:
- Round
- Stem Surface:
- Smooth (glabrous)
- Stem Description:
- Light green to reddish-green stems are terete and glabrous. May have scales near the base.
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Landscape:
- Landscape Location:
- Naturalized Area
- Woodland
- Landscape Theme:
- Native Garden
- Shade Garden
- Design Feature:
- Border
- Mass Planting
- Attracts:
- Small Mammals
- Resistance To Challenges:
- Deer
- Heat
- Heavy Shade
- Rabbits
- Wet Soil
- Problems:
- Weedy