Details of...
Scientific Name: Polystichum braunii
Pronunciation: puh-LISS-tih-kum BROWN-ee-eye
Common Name: Braun's holly fern
Family Name: Dryopteridaceae
Plant Type: Fern
Key ID Features: Fronds narrow at apex and base, bipinnate, densely arranged, lustrous, leathery, dark green; pinnules bristle-tipped; stipe and rachis are covered with silvery scales that mature to brown; sori dark greenish-brown before turning black.
Course(s): not used (off campus)

Habit: Arching, Dense, Upright
Form: Vase
Texture: Medium
Mature Size:
Height:0.7 - 1.3m
Spread:1.5 - 2.0m
Growth Rate:Fast
Origin: B.C. west of Cascades, Canada - eastern, Europe, S.E. Asia / Japan / China, U.S. - northeast, U.S. - northwest
Hardiness Rating: Zone 4: (-34 to -29 C)
Exposure: Deep shade, Filtered shade, Part sun/part shade
Soil/ Growing Medium: Acidic, Humus rich, Well-drained
Water Use: Moderate
Landscape Uses: Accent plant, Alpine, Container planting, Ground cover, Group or mass planting, Mixed shrub border, Small garden/space, Summer interest, Woodland margin
Additional Info: Google
Braun's holly fern
Leaf Morphology: Glossary
Form: Compound, Fern-like
Arrangement: Basal
Texture/ Venation: Leathery
Surfaces: Lustrous, Pubescent
Compound Leaf: Bipinnate
Colour in Fall: Green
Leaf(let) Terms:
Shapes: Lanceolate, Oblong, Ovate
Apices: Acuminate, Acute
Margins: Dentate, Serrate

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

Fruit Type: Sporangium (spores)
Fruit Colour: Brown, Yellow
Fruiting Time: May, Jun

Bark or Stem Colour:
Additional Info:no above ground stem
Organ Modifications: Rhizomes

Propagation: Spore
Plant Care:
Pest Susceptibility: Pest resistant, Disease resistant, Deer resistant, Rabbit resistant
(NCA) Not Currently Available : not used
Location Map

Report an Error