Details of...
Scientific Name: Dryopteris expansa
Pronunciation: dry-OP-tur-iss ek-SPAN-sa
Common Name: northwest wood fern, Buckler fern
Family Name: Dryopteridaceae
Plant Type: Fern
Key ID Features: Frond blades triangular, green, lacy, 20-60 (-90) cm long x 10-60 cm wide, appearing unbranched yet tripinnate at the base and pinnate toward the apex; sori along central vain on the underside of the pinnules.
Course(s): HORT 1155

Habit: Arching
Form: Vase
Texture: Medium - fine
Mature Size:
Height:0.2 - 0.4m
Spread:0.6 - 1.0m
Origin: North America, S.E. Asia / Japan / China, South Asia / India (Many countries in north temperate regions or at higher elevations)
Hardiness Rating: Zone 4: (-34 to -29 C)
Exposure: Filtered shade
Soil/ Growing Medium:
Landscape Uses: Native planting
Additional Info: Google
northwest wood fern, Buckler fern
Leaf Morphology: Glossary
Form: Compound, Fern-like
Arrangement: Basal
Texture/ Venation: Soft flexible
Compound Leaf: Tripinnate
Colour in Fall: Yellow
Leaf(let) Terms:
Shapes: Ovate
Apices: Acute

Inflorescence Type: n/a
Flower Morphology:n/a
Colour (petals): No flowers
Flower Time at Peak:

Fruit Type: Sporangium (spores)
Fruit Colour: Brown
Fruiting Time:

Bark or Stem Colour:
Additional Info:no above ground stem

Pest Susceptibility: Drought resistant
(GAZ) GAZebo
(GAZN) GAZebo North : q.1
(TFL) Turf Field Lab
(TFLW) Turf Field Lab West
(WLG) WoodLand Garden
Location Map

Report an Error