Maianthemum

Maianthemum
Maianthemum racemosum
Scientific classification e
Kingdom: Plantae
Clade: Angiosperms
Clade: Monocots
Order: Asparagales
Family: Asparagaceae
Subfamily: Nolinoideae
Genus: Maianthemum
F.H.Wigg.
Species

See text.

Synonyms

Smilacina (Desf.)

Maianthemum (Latin Māia "May" and Greek ánthemon "flower"; including former Smilacina) is a genus of about 30 species of rhizomatous, herbaceous, perennial flowering plants, native to the understory of woodlands in North America, Guatemala, Panama, western Europe and eastern Asia.[1] In the APG III classification system, it is placed in the family Asparagaceae, subfamily Nolinoideae (formerly the family Ruscaceae).[2]

Because of genetic similarity, similar fruits, and evidence that the 4-tepal species evolved from a 6-tepal species, the genus Smilacina was combined with Maianthemum in the late 20th century.[3]

Like many lilioid monocots, both Maianthemum and Smilacina were formerly included in the family Liliaceae. The genus has also been placed in the former family Convallariaceae, and resembles the closely related Polygonatum, hence the common name "false Solomon's seal".[1]

Flowers have six tepals, reduced to four in M. canadense, M. bifolium and M. dilatatum.

Species

Species include:

  • Maianthemum atropurpureum
  • Maianthemum bifolium
    May Lily
  • Maianthemum canadense
    Canada Mayflower, False Lily-of-the-valley
  • Maianthemum dahuricum
  • Maianthemum dilatatum
    Snakeberry, Wild Lily-of-the-valley
  • Maianthemum forrestii
  • Maianthemum formosanum
  • Maianthemum fusciduliflorum
  • Maianthemum fuscum
  • Maianthemum gongshanense
  • Maianthemum henryi
  • Maianthemum japonicum
  • Maianthemum lichiangense
  • Maianthemum nanchuanense
  • Maianthemum oleraceum
  • Maianthemum purpureum
  • Maianthemum racemosum
    False Solomon's-seal
  • Maianthemum stellatum
    Starry Solomon's-seal
  • Maianthemum stenolobum
  • Maianthemum szechuanicum
  • Maianthemum tatsienense (orthographic variant M. tatsiense)
  • Maianthemum trifolium
    Three-leaf Solomon's-seal, False Mayflower
  • Maianthemum tubiferum
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References

  1. ^ a b RHS A-Z encyclopedia of garden plants. United Kingdom: Dorling Kindersley. 2008. p. 1136. ISBN 1405332964. 
  2. ^ Chase, M.W.; Reveal, J.L. & Fay, M.F. (2009), "A subfamilial classification for the expanded asparagalean families Amaryllidaceae, Asparagaceae and Xanthorrhoeaceae", Botanical Journal of the Linnean Society 161 (2): 132–136, doi:10.1111/j.1095-8339.2009.00999.x 
  3. ^ "Maianthemum". Flora of North America. 
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Last modified on 26 February 2013, at 10:35