Maianthemum dilatatum

Species of flowering plant From Wikipedia, the free encyclopedia

Maianthemum dilatatum (snakeberry, two-leaved Solomon's seal, false lily of the valley, or western lily of the valley) is a common rhizomatous perennial flowering plant that is native to western North America from northern California to the Aleutian Islands, and Asia across the Kamchatka Peninsula, Japan, and Korea. It grows in coastal temperate rainforests, and is often the dominant groundcover plant in Sitka Spruce forests.

M. dilatatum, Squak Mountain State Park, Issaquah, Washington
Quick facts Conservation status, Scientific classification ...
Maianthemum dilatatum
Secure
Secure (NatureServe)[1]
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Monocots
Order: Asparagales
Family: Asparagaceae
Subfamily: Convallarioideae
Genus: Maianthemum
Species:
M. dilatatum
Binomial name
Maianthemum dilatatum
Synonyms[2]
Synonymy
  • Maianthemum bifolium var. dilatatum Alph.Wood
  • Smilacina dilatata (Alph.Wood) Nutt. ex Baker
  • Unifolium dilatatum (Alph.Wood) Greene
  • Convallaria bifolia var. kamtschatica J.F.Gmel.
  • Maianthemum bifolium var. kamtschaticum (J.F.Gmel.) Trautv. & C.A.Mey.
  • Maianthemum bifolium subsp. kamtschaticum (J.F.Gmel.) A.E.Murray
  • Maianthemum bifolium var. pumilum J.M.H.Shaw
  • Maianthemum kamtschaticum (J.F.Gmel.) Nakai
  • Smilacina bifolia var. kamtschatica (J.F.Gmel.) Ledeb.
  • Unifolium bifolium subsp. kamtschaticum (J.F.Gmel.) Piper
  • Unifolium kamtschaticum (J.F.Gmel.) Gorman
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Description

The plant produces an erect, unbranched flower stem, occasionally to 40 centimeters in height, but typically much shorter. A non-flowering shoot bears one smooth, waxy, shiny leaf up to 10 centimeters long and 5 to 8 cm broad, hence its scientific name (dilatatum means 'broad'). The leaf is oval in shape with a heart-shaped base.

The inflorescence is an erect raceme with star-shaped white flowers. They each have four tepals and four stamens. After fertilization the fruit produced is a berry 6 millimeters in diameter. The berry is speckled red when immature and solid red when ripe. Each has 1 to 4 seeds. The leaf is green and shaped like a tear drop.

Uses

The plant has many ethnobotanical uses. The roots and leaves were used medicinally, and the berries were occasionally used for food.[3] Native Americans used the plant to treat wounds and eyestrain.[4]

Being tolerant of deep shade, drought, and extensive watering, the plant is becoming more popular as a shade groundcover in gardening. Care should be taken when using it in gardens as it can quickly escape confines with its creeping rhizomes and may crowd out other plants.[citation needed]

References

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