Valeriana capitata : Mountain Valerian

Taxonomy

Scientific Name:

Kingdom: Plantae

Division:

Class: Dicoteldonae (two seed-leaves)

Family: Valerianaceae (Valerian Family)

Genera: Valeriana (Valerian) (Named for the old Roman province of Valeria where these plants were common. )

Species: capitata (Lat. caput = head; referring to the dense head-like flower clusters)

English Name(s):

Mountain Valerian, Wild/Mountain/Capitate Valerian/Helitrope

First Nation Names:



Description

Structure:

  • Plants 15-65(100)cm tall from simple or branching rhizomes (underground stems).
  • Stems single, usually with 2-3 leaf nodes below the bracts of the flower cluster.

Leaves:

  • Cauline leaves (stem leaves) opposite 30-55mm long by 15mm wide, sessile (not stalked). Blade narrowly laciniate but not divided.
  • Basal leaves slender-petioled (stalked), with an oval or cordate blade with entire (smooth) margins.

Reproductive Parts:

  • Inflorescence (flower cluster) densely capitate (headlike) in flower, 15-35mm wide, opening into a diffuse panicle in fruit.
  • Bractlets of inflorescence (flower clusters) large, ciliate (hairs on edges).
  • Flowers perfect (bisexual), more or less irregular in symmetry.
  • Corrola (petals) pink to white, 4-7mm long, hairless on outside, narrowly funnel-shaped.

Seed:

  • Fruit small, dry, flattened achenes, 1-nerved on one side and 3-nerved on the other.
  • Achenes 3-4mm long.

Not to Be Confused With:


Biology

Physiology:

  • The roots of Valeriana species all have a characteristic "dirty sock smell", due to the presence of isovaleric acid.

Life Cycle:

  • Perennial

Seasonal Cycle:

  • Deciduous from rhizomes (underground stems).
  • Blooms until mid-July.
  • Mostly gone to seed by 3rd week of July.

Ecology

Animal Uses:

Habitat:

  • Moist turfy woodland bogs, tundra, heathlands, along streams, and in river flats.

Uses

Modern:

Industrial:

Medicinal:

  • Oil of valerian is depressing to the central nervous system and is prescribed by some physicians as a remedy for hysteria, hypochondria, nervous unrest and insomnia.
  • Roots dried and ground and steeped in hot water are recommended as a substitute for modern day Valium. Raw roots are considered poisonous!

Food:

    Traditional Gwich'in:

    Folklore:

      Industrial:

        Medicinal:

          Food:

            Traditional Other:

            Folklore:

            • According to the Victorian Language of Flowers, Valerian symbolized an accommodating disposition.

            Industrial:

            • Oil of valerian is said to attract rats and was used by rat catchers to bait thier traps.

            Medicinal:

            • Juice of the fresh root was used as a narcotic in insomnia as an anti-convulsant in epilepsy and as a means of slowing the heart and increasing its force in the treatment of heart palpitations
            • Oil of valerian can be used to prepare a soothing bath, or as a soap perfumery.

            Food:

              Images

              Plant pre-bloom.


              Dense flowering head in bloom.


              Dense flowering head in bloom top view.


              Flowering head gone to seed and slowly spreading out.


              Illustration from: Illustrated Flora of BC


              Range Maps

              World Range: Amphi-berengian; in N.A. east to the east slopes of the Richardson adn Mackenzie Mts.

              Prov/State Abrev. List


              In Yukon: Mostly west of longitude 135W and north to Arctic coast.

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