Pacific serviceberry

  • Latin name: Amelanchier florida Lindl.
  • French name: Amélanchier de l'Ouest
  • Taxonomic Serial Number: 508698
    182036 (A. alnifolia var. semiintegrifolia (Hook.) C.L. Hitchc.)
Description

Leaves

  • Leaf - Pacific serviceberry

Form

  • Deciduous, alternate, simple
  • Elliptic, rounded at both ends, thin
  • Veins tend to be straight and parallel, about 10 per side
  • Lower surface nearly hairless

Length

  • Usually less than 8 cm

Colour

  • Upper surface dark green
  • Lower surface paler

Margin

  • Coarsely toothed, 1–3 per lateral vein
  • 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

Colour

  • Purplish

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
  • Becoming hairless

Colour

  • Reddish-brown

Flowers

Form

  • Showy; 5 petals
  • In clusters at the tips of new leafy shoots
  • Insect-pollinated

Length

  • Lower stalks longer than the upper ones
  • 4–7 cm

Colour

  • White

Structure

  • Synoecious

Floral timing

  • Early in spring, before or with the leaves

Fruits

  • Fruit - Pacific serviceberry

Form

  • Berry-like, with 5–10 hard seeds
  • Sweet, juicy, edible
  • Coated with powder

Width

  • 10–12 mm

Colour

  • Purple
  • Powder whitish

Timing

  • Ripening in late July or early August

Seeds

Form

  • 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 or brown

Size

Height

  • To 10 m

Diameter

  • To 20 cm

Tree form

Forest-grown

Trunk

  • Slender, very little taper

Crown

  • Narrow, irregular

Habitat

Site

  • In the forest understory, at forest edges, on sand plains and rocky outcrops, and along fencerows

Range

Coastal British Columbia, south to central California

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