Downy serviceberry
- Latin name: Amelanchier arborea (Mitch. f.) Fern.
- French name: Amélanchier arborescent
- Synonym(s): Downy juneberry
- Taxonomic Serial Number: 25110
Description
Leaves
Form
- Deciduous, alternate, simple
- Oval, tapered to a sharp tip
- Veins tend to be straight and parallel, about 12 per side
- Small, densely hairy
- Folded at flowering time
- Lower surface hairless or slightly hairy when mature
Length
- 5–9 cm
Margin
- Teeth small, regular, sharp
- About 25 per side, mostly toothless toward the petiole
Petiole
- Slender
Buds
Form
- Narrowly ovoid
- Twisted, tapering to a point
- Pressed tightly against the twig
- About 5 scales
- Terminal bud much like the lateral buds
- Leaf scars with 3 large vein scars
Length
- 8–12 mm
Twigs
Form
- Slender
- Ridges extend down from either side of the leaf scar
- Pith 5-pointed
- A neoformed shoot usually develops from one or more leaf axils below a terminal flower cluster
Flowers
Form
- Showy; 5 petals
- In dense erect clusters (racemes) at the tips of new leafy shoots
- Insect-pollinated
Length
- Lower stalks longer than the upper ones
- Petals 8–12 mm
Colour
- White
Structure
- Synoecious
Floral timing
- Early in spring, before or with the leaves
Fruits
Form
- Berry-like, with 5–10 hard seeds
- Dry, flavourless
Length
- Lowermost fruit stalk about 12 mm
Width
- 6–10 mm
Colour
- Reddish or purplish
Timing
- Ripening in late July or early August
Seeds
Form
- Remain viable for some years at near-freezing temperatures
- Germinate after exposure to cool, moist conditions
Seedlings
Form
- Cotyledons small, leafy
- Raised above the surface during germination
Bark
Form
- Smooth, conspicuously marked by a slightly twisted network of darker vertical lines
- With age becoming rough and scaly
Colour
- Grey
Size
Height
- To 12 m
Diameter
- To 20 cm
Tree form
Forest-grown
Trunk
- Slender, very little taper
Crown
- Narrow, irregular
Habitat
Site
- Dry sites in forest and open areas
- In the forest understory, at forest edges, on sand plains and rock outcrops, and along fencerows
Range
Southern Ontario and Quebec