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Scientific Name:
Polystichum munitum
Pronunciation:
puh-LISS-tih-kum MUN-ee-tum
Common Name:
western sword fern
Family Name:
Dryopteridaceae
Plant Type:
Fern
Key ID Features:
Fronds once pinnate, most between 80-120cm long x 10-20cm wide; pinnae delicately serrated with a larger tooth near pinna base, lower surface has obvious yellow to orange sori.

Habit:
Arching
Form:
Vase
Texture:
Medium
Mature Height:
0.7 - 1.3m
Mature Spread:
1.0 - 1.5m
Growth Rate:
Moderate
Origin:
B.C. west of Cascades, U.S. - northwest
Hardiness Rating:
Zone 4: (-34 to -29 °C)
Exposure:
Part sun/part shade, Filtered shade
Soil/Growing Medium:
Acidic, Well-drained
Water Use:
Moderate
Landscape Uses:
Group or mass planting, Mixed shrub border, Woodland margin
Additional Info:

Leaf Morphology:
Form:
Compound, Fern-like
Arrangement:
Basal
Texture/Venation:
Leathery
Surfaces:
Lustrous
Compound Leaf:
Bipinnate
Colour in Fall:
Green, Brown
Shapes:
Lanceolate
Apices:
Acute
Bases:
Obtuse
Margins:
Dentate

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

Fruit Type:
Sporangium (spores)
Fruit Colour:
Brown
Fruiting Time:
Jun, Jul
Additional Info:
Not showy, Persistent,

Bark Morphology:
Other
Bark or Stem Colour:
Additional Info:
no above ground stem
Organ Modifications:
Rhizomes
Propagation:
Division - below ground parts
Maintenance:
Low
Pest Susceptibility:
(Pest resistant, Disease resistant)

Course(s):
  • HORT 1155
  • Level 4 Apprenticeship
Location(s):
  • (BHW)  Boulevard by Hwy. 10 Westend
  • (FSC)  Far South Campus
  • (GAZ)  GAZebo
  • (GAZE)  GAZebo East
  • (GAZW)  GAZebo West
  • (PPL)  Pine PLanting
  • (SQC)  SeQuoiadendron Courtyard
  • (TFL)  Turf Field Lab
  • (TFLS)  Turf Field Lab South
  • (WDH)  Wark-Dumais House
  • (WLG)  WoodLand Garden
Location Map