Corallorhiza trifida : Northern Coralroot

Taxonomy

Scientific Name:

Kingdom: Plantae

Division:

Class: Monocoteldonae (one seed-leaf)

Family: Orchidaceae (Orchid Family)

Genera: Corallorhiza (Coralroot) (Gk. Koralion=coral + rhiza=root, referring to the resemblance of the roots to coral.)

Species: trifida (Lat. tri=3 + findo=split, referring to the 3-lobed lower lip.)

English Name(s):

Northern Coralroot, Pale Coralroot, Yellow Coralroot, Early Coralroot

First Nation Names:


Description

Structure:

  • Rhizome (underground stem) brittle and coral like.
  • Plant is leafless.
  • Stems erect, yellow, brown or pale green. 1.5 - 5.5 cm tall. With sheathes.

Leaves:

  • None.

Reproductive Parts:

  • Flowers perfect (bisexual). Zygomorphic (biliteral symmetry).
  • Petals 3 of which the side two are alike but are different from the lower one which is lip like.
  • Sepals 3.
  • Flowers in a few flowered raceme.
  • Lower petal (lip) with or withour purple spots, broadly oval, with a pair of lobes at the base notched at the tip.
  • Sepals and lateral petals similar, 4-5mm long, greenish yellow.

Seed:

  • Fruit a three chambered capsule containing innumerable minute seeds.
  • Capsule reflexed (bent downwards), 8-12mm long.
  • Capsules contain 1200-1550 seeds each.

Not to Be Confused With:


    Biology

    Physiology:

    • Herbacious.
    • C.trifida unlike other Coralroots has some chlorophyll and can produce some of its own food.
    • Cralorhiza species are saprophytic. They live in close relationship to soil fungi.

    Life Cycle:

    Seasonal Cycle:


    Ecology

    Animal Uses:

      Habitat:

      • Mainly on clacareous soils.
      • Turfy open places and moist woods and thickets.

      Uses

      Modern:

      Industrial:

      • Like most saprophytic plants C. trifida (Northern Coralroot) cannot be cultivated.

      Medicinal:

        Food:

          Traditional Gwich'in:

          Folklore:

            Industrial:

              Medicinal:

                Food:

                  Traditional Other:

                  Folklore:

                    Industrial:

                      Medicinal:

                      • Plants were said to promote persperation without producing excitement in the system. This quality was used to reduce fever and act s a sedative.

                      Food:

                        Images

                        Few flowered raceme.


                        Stem, note sheath near botom.


                        Mature dry capsules



                        Range Maps

                        World Range: Circumpolar; In N.A. from NL to AK south to GA, CO, OR north to arctic coast.

                        Prov/State Abrev. List


                        In Yukon: Throughout the territory reaching the Arctic coast at Shingle Point.

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