Heartleaf willow

  • Latin name: Salix eriocephala Michx.
  • French name: Saule à tête laineuse
  • Taxonomic Serial Number: 22528
    22577 [syn. S. rigida Mühl.]
Description

Leaves

  • Leaf with toothed stipules - heartleaf willow

Form

  • Lance-shaped, base rounded to heart-shaped
  • Hairy in spring, becoming smooth in summer

Length

  • 10–15 cm
  • Stipules 10–20 mm

Colour

  • Upper surface dark green, tinged with reddish-purple
  • Lower surface very pale

Autumn colour

  • Red

Margin

  • Finely toothed
  • Stipules somewhat toothed

Buds

Form

  • Pointed, pressed against the twig, closely spaced
  • Covered with a single scale
  • No true terminal bud; end bud originates as a lateral bud
  • Flower buds larger than leaf buds
  • Leaf scars V-shaped, with 3 vein scars
  • Stipule scars on either side

Colour

  • Reddish-brown

Twigs

Form

  • Hairy in spring, becoming smooth

Colour

  • Reddish-brown to yellowish-green

Flowers

  • Seed flower - heartleaf willow
  • Seed catkin - heartleaf willow
  • Pollen catkin - heartleaf willow
  • Pollen flower - heartleaf willow

Form

  • Catkins erect, on short shoots

Structure

  • Dioecious

Fruits

Form

  • Capsules smooth, long-pointed

Colour

  • Reddish-brown

Size

Height

  • To 6 m

Range

Nova Scotia to Yukon and south into the United States

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