Moonseed family
Menispermaceae

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Moonseed family

Menispermaceae

ツヅラフジ科

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A family dominated by woody climbers including Sinomenium and Cocculus, with about 70 genera and 400 species mainly in the tropics and subtropics. Rich in alkaloids, some species are known as the source of curare (arrow poison).

Key Characteristics

  • Predominantly woody climbers
  • Leaves simple, alternate, sometimes peltate
  • Flowers small, trimerous
  • Dioecious
  • Drupes with characteristically horseshoe-shaped seeds

Morphological Traits

A family may include species with different trait values — multiple values indicate the range within the family.

Leaf arrangement

Alternate

Leaf type

Simple / Compound

Venation

Pinnate / Palmate

Leaf margin

Entire

Growth form

Shrub / Tree / Vine / Herb

Evergreen/Deciduous

Deciduous

Compound type

Ternate

Leaf dissection

Dissected / Undivided

Stipules

Absent

Flower symmetry

Actinomorphic

Petal count

3 petals / 4 petals

Ovary position

Superior

Stamen count

1-2

Plant sex

Dioecious / Monoecious

Phylogenetic Position

Angiosperms > Basal eudicots > Ranunculales > Menispermaceae

Divergence Era

Late Cretaceous (approx. 80 million years ago)

Representative Genera

ツヅラフジ属(Sinomenium)オオツヅラフジ属(Cocculus)アオツヅラフジ属(Stephania)

Related Evolution Events

  • Evolution of diverse alkaloid biosynthesis pathways (curare components, tetrandrine, etc.)
  • Diversification centered in the tropics with expansion into temperate regions
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Plants in Moonseed family on this site

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