Medicosma

Location & distribution maps

Common name:         . . .

Conservation status: . . .

Etymology:   

• The generic name Medicosma is from the Latin, referring to the citrus lemon scent of the leaves

Flowers

• The flowers are usually arranged in cymes, sometimes solitary, in leaf axils and are usually bisexual with four sepals, four petals and eight stamens
  The sepals are fused at the base and persist in the fruit
  The petals are usually free from each other but usually overlap each other slightly

Fruit:                            

• The fruit consists of up to four oval follicles fused at the base, each containing one or two brown to black seeds

Leaves:         

Stem & branches: 

Roots:         

Habit:        

• Plants in the genus Medicosma are shrubs or trees that usually have simple leaves arranged in opposite pairs but the leaves are sometimes arranged alternately and sometimes trifoliate

Habitat:   

Distribution:                  

• All species are native to New Guinea, Australia or New Caledonia

Additional notes:     

• Taxonomy

  • The genus Medicosma was first formally described in 1862 by William Jackson Hooker in Genera Plantarum

  • The following is a list of species accepted by Plants of the World Online as at July 2020:

    • Medicosma articulata T.G.Hartley – (New Caledonia)

    • Medicosma congesta T.G.Hartley – (New Caledonia)

    • Medicosma cunninghamii (Hook.) Benth. & Hook.f. – (N.S.W., Qld.)

    • Medicosma diversifolia T.G.Hartley – (New Caledonia)

    • Medicosma elliptica T.G.Hartley – (Qld.)

    • Medicosma emarginata T.G.Hartley – (New Caledonia)

    • Medicosma exigua T.G.Hartley – (New Caledonia)

    • Medicosma fareana (F.Muell.) T.G.Hartley – (Qld.)

    • Medicosma forsteri T.G.Hartley – (Qld.)

    • Medicosma glandulosa T.G.Hartley – (Qld.)

    • Medicosma gracilis T.G.Hartley – (New Caledonia)

    • Medicosma heterophylla T.G.Hartley – (Qld.)

    • Medicosma latifolia T.G.Hartley – (New Caledonia)

    • Medicosma lerati (Guillaumin) T.G.Hartley – (New Caledonia)

    • Medicosma mulgraveana T.G.Hartley – (Qld.)

    • Medicosma obliqua T.G.Hartley – (New Caledonia)

    • Medicosma obovata T.G.Hartley – (Qld.)

    • Medicosma parvifolia T.G.Hartley – (New Caledonia)

    • Medicosma petiolaris T.G.Hartley – (New Caledonia)

    • Medicosma riparia (P.Royen) T.G.Hartley – (New Guinea)

    • Medicosma sessiliflora (C.T.White) T.G.Hartley – (Qld.)

    • Medicosma suberosa T.G.Hartley – (New Caledonia)

    • Medicosma subsessilis T.G.Hartley – (New Caledonia)

    • Medicosma tahafeana T.G.Hartley – (New Caledonia)

    • Medicosma verticillata T.G.Hartley – (New Caledonia)

Sources of information:

• https://en.wikipedia.org/wiki/Medicosma (July 2024)