Macarthuria
| Macarthuria | |
|---|---|
| |
| Macarthuria australis | |
Scientific classification 
| |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Order: | Caryophyllales |
| Family: | Macarthuriaceae |
| Genus: | Macarthuria Hugel ex Endl.[1] |
| Type species | |
| Macarthuria australis[1] | |
| Diversity | |
| About 9 species | |
Macarthuria is a genus of dicotyledonous plants belonging to the family Macarthuriaceae,[2] and consists of about 9 species which are endemic to Australia.[3]
Description
[edit]Plants in the genus, Macarthuria, are rigid or wiry herbs or subshrubs.[4] The leaves are usually basal, with short petioles, with leaves on the stems being alternate and reduced to scales.[4] The flowers are small and have stems.[4] The outer perianth whorl is 5-partite and persists persistent, and the inner perianth is 5-lobed and petaloid, or absent. The flowers have 8 stamens whose filaments are united at the base. The ovary is 3-locular and superior, with each locule having 1-3 ovules. There are three styles and the placentation is basal.[4] The fruit is a capsule and dehisces in 3 valves. The seeds have arils.[4]
Accepted species
[edit](according to Plants of the World Online)[5]
Macarthuria apetala Harv.
Macarthuria australis Hügel ex Endl.
Macarthuria complanata E.M.Ross
Macarthuria ephedroides C.T.White
Macarthuria georgeana Keighery
Macarthuria intricata Keighery
Macarthuria keigheryi Lepschi
Macarthuria neocambrica F.Muell.
Macarthuria vertex Lepschi
Etymology
[edit]Macarthuria is named to honour Sir William Macarthur (1800 – 1882), son of Captain John Macarthur.[6]
References
[edit]- ^ a b "Macarthuria". Australian Plant Name Index, IBIS database. Centre for Plant Biodiversity Research, Australian Government.
- ^ Stevens, P. F. (2001 onwards). Angiosperm Phylogeny Website. Version 14, July 2017 [and more or less continuously updated since]. http://www.mobot.org/MOBOT/research/APweb/.
- ^ "Macarthuria". FloraBase. Western Australian Government Department of Biodiversity, Conservation and Attractions.
- ^ a b c d e Jacobs, S.W.L. & J. Highet, J. (1999) PlantNET: Macarthuria. National Herbarium of NSW, Royal Botanic Garden, Sydney, Australia.
- ^ Govaerts, R. et al. (2018) Plants of the world online: Macarthuria. Board of Trustees of the Royal Botanic Gardens, Kew. Retrieved 9 December 2018.
- ^ Friends of Queen Park: Macarthuria keigheryi. Retrieved 10 December 2018.
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