American beech
Description
Leaves
Form
- Deciduous, alternate, simple
- Narrowly oval, tip long-pointed
- Base wedge-shaped; leathery
- Veins straight, parallel, 9–14 per side
- Often remain on tree into winter
Length
- 6–14 cm
Colour
- Upper surface dark bluish-green
- Lower surface lighter
Margin
- Each vein ends in a tooth
Buds
Form
- Terminal bud long
- Lateral buds off-set above a leaf scar
- Diverging widely from the twig
- Toward tip of twig large, slender, pointed, short-stalked, with many scales in 4 rows
- On basal part of twig very small, inconspicuous, stalkless
- Bud scales arranged in 4 rows
- Leaf scars semicircular with several indistinct vein scars
Length
- Lateral buds toward tip of twig 15–25 mm
Colour
- Scale tips brownish-grey
Twigs
Form
- Slender, slightly zigzag
Colour
- Light brown
Flowers
Form
- Pollen flowers in ball-like clusters at the end of long pendulous stalks
- Seed flowers in small clusters of 2–4 toward the shoot tip
Structure
- Monoecious
Floral timing
- As the leaves unfold
Fruits
Form
- Edible nuts
- Usually in pairs within a bristly husk opening into 4 parts
- Each nut a sharp 3-sided pyramid
Length
- 18–22 mm
Colour
- Husk reddish-brown
Timing
- Ripen and shed in autumn
Seedlings
Form
- Cotyledons fleshy, broad, notched
- Raised 3–6 cm above the surface
- First 2 true leaves opposite, 3–6 cm above the cotyledons
- A terminal bud forms immediately above them
Colour
- Upper surface green
- Lower surface white
Bark
Form
- Thin, smooth
Colour
- Light bluish-grey, often mottled, darker with age
Wood
Texture
- Heavy, hard, tough, strong, not durable
Colour
- Light brown to reddish-brown
Morphology
- Diffuse-porous, growth layers obvious
- Rays of 2 sizes, the larger ones very conspicuous
Uses
- Flooring, furniture, containers, handles, woodenware
Size
Height
- To 25 m
Diameter
- To 100 cm
Maximum age
- 200 years
Tree form
Open-grown
Trunk
- Short, sinuous
Crown
- Broad
Root system
- Wide-spreading
Habitat
Site
- Moist, well-drained slopes, rich bottomlands, often in climax forests
Light tolerance
- Very shade-tolerant
Associated species
- Sugar maple, yellow birch, eastern hemlock
Insects and mites
Insects that cause damage to this tree.
Foliage or buds
Bruce spanworm
Scientific name: Operophtera bruceata (Hulst)
Saddled prominent
Scientific name: Heterocampa guttivitta Walker
Spruce climbing cutworm
Scientific name: Syngrapha alias (Ottolengui)
Whitetriangle leafroller
Scientific name: Clepsis persicana (Fitch)
-
Bruce spanworm
Scientific name: Operophtera bruceata (Hulst)
-
Saddled prominent
Scientific name: Heterocampa guttivitta Walker
-
Spruce climbing cutworm
Scientific name: Syngrapha alias (Ottolengui)
-
Whitetriangle leafroller
Scientific name: Clepsis persicana (Fitch)
Roots, bark, stem or trunk, or branches
Diseases caused by pathogens
Diseases caused by pathogens that cause damage to this tree.
Xylaria root rot
Pathogen name: Xylaria polymorpha (Pers.) Grev. (Common name for the fungus: dead man’s fingers)
-
Xylaria root rot
Pathogen name: Xylaria polymorpha (Pers.) Grev. (Common name for the fungus: dead man’s fingers)