Biology:Meliosma

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Short description: Genus of flowering plants

Meliosma
Temporal range: Tiffanian–Present
[1]
Meliosma veitchorum1.jpg
Meliosma veitchiorum
Scientific classification e
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Order: Proteales
Family: Sabiaceae
Genus: Meliosma
Blume
Species

See text

Synonyms

Millingtonia Roxb.
Wellingtonia Meisn.

Meliosma henryi
Meliosma pinnata var. oldhamii seeds

Meliosma is a genus of flowering plants in the family Sabiaceae, native to tropical to warm temperate regions of southern and eastern Asia and the Americas. It is traditionally considered to contain about 100 species; some botanists[2] take a much more conservative view accepting only 20-25 species as distinct. They are trees or shrubs, growing to 10–45 m tall.

Fossil evidence shows the genus formerly had a much wider range in the Northern Hemisphere, including Europe and central Asia until the late Pliocene ice ages, and somewhat earlier in North America.[3]At least 17 species of Meliosma are known from Peru.[4]

The Indian awlking (Choaspes benjaminii) is one of the Lepidoptera whose caterpillars feed on Meliosma; they have been found on M. pungens, rhoifolia, M. rigida, and M. squamulata.

Selected species

Asia

  • Meliosma angustifolia
  • Meliosma arnottiana (syn. Wellingtonia arnottiana)
  • Meliosma beaniana
  • Meliosma bifida
  • Meliosma callicarpaefolia
  • Meliosma cuneifolia
  • Meliosma dentata
  • Meliosma dilleniifolia
  • Meliosma dumicola
  • Meliosma flexuosa
  • Meliosma fordii
  • Meliosma glandulosa
  • Meliosma henryi
  • Meliosma kirkii
  • Meliosma laui
  • Meliosma longipes
  • Meliosma myriantha
  • Meliosma oldhamii
  • Meliosma parviflora
  • Meliosma paupera
  • Meliosma pinnata
  • Meliosma pungens
  • Meliosma rhoifolia
  • Meliosma rigida
  • Meliosma simplicifolia
  • Meliosma squamulata
  • Meliosma sumatrana
  • Meliosma thomsonii
  • Meliosma thorelii
  • Meliosma veitchiorum
  • Meliosma velutina
  • Meliosma yunnanensis


Americas


Fossil record

Fossil endocarps from the early Miocene of Meliosma wetteraviensis, have been found in the Czech part of the Zittau Basin. Stratigraphical range of this taxon is from the late Oligocene to Pliocene of Western Europe and Siberia.[5] Additional Meliosma fossils have been found in the middle Eocene Clarno Formation of Oregon, USA,[6] and the Paleocene Fort Union Formation of Wyoming.[1]

References

  1. 1.0 1.1 Wing, S.L.; Alroy, J; Hickey, L.J. (1995). "Plant and mammal diversity in the Paleocene to Early Eocene of the Bighorn Basin". Palaeogeography, Palaeoclimatology, Palaeoecology. 
  2. E.g. van Beusekom (1971)
  3. van Beusekom (1971)
  4. Gentry, A., 1992. Four New Species of Meliosma (Sabiaceae) from Peru. Novon, 2(2), p.155.
  5. Teodoridis, Vasilis (2003). "Early Miocene carpological material from the Czech part of the Zittau Basin". Acta Palaeobotanica. 
  6. Retallack, G.J. (1996). "Reconstructions of Eocene and Oligocene plants and animals of central Oregon". Oregon Geology. .

Further reading

  • van Beusekom, C.F. (1971): Revision of Meliosma (Sabiaceae), section Lorenzanea excepted, living and fossil, geography and phylogeny. Blumea 19: 355–529.

External links

Wikidata ☰ Q1208129 entry