Stenopetalum

Stenopetalum (common name thread petal)[3] is a genus in the Brassicaceae family which is endemic to Australia.[4] It was first described by Robert Brown in 1821.[1][2]

Stenopetalum
Stenopetalum sp.
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Brassicales
Family: Brassicaceae
Genus: Stenopetalum
R.Br. ex DC.[1][2]

Species

There are 11 species in the genus.[5][6]

  • Stenopetalum anfractum E.A.Shaw
  • Stenopetalum decipiens E.A.Shaw
  • Stenopetalum filifolium Benth.
  • Stenopetalum lineare R.Br. ex DC.
  • Stenopetalum nutans F.Muell.
  • Stenopetalum pedicellare F.Muell. ex Benth.
  • Stenopetalum robustum Endl.
  • Stenopetalum salicola Keighery
  • Stenopetalum saxatile Keighery
  • Stenopetalum sphaerocarpum F.Muell.
  • Stenopetalum velutinum F.Muell.

Description

Plants in this genus may be annuals or perennials. They are erect,and may be with or without hairs. The sepals are saccate (shaped like a pouch or sack) and have two forms. The petals are clawed, and drawn out into long narrow apex. There are six stamens. The fruit open at maturity to release the seeds. There are four to twenty mucous seeds in each locule, arranged in two rows.[4]

Etymology

The name Stenopetalum derives from the Greek, stenos, ("narrow"), and the Latin, petalum, ("petal") and describes plants in the genus as having long, narrow petals.[4]

Further reading
  • Elizabeth A Shaw (1972). "Revision of Stenopetalum (Cruciferae)". Journal of the Arnold Arboretum. 53 (1): 52–75. ISSN 0004-2625. JSTOR 43781755. Wikidata Q100552550.
  • G J Keighery (2002). "Taxonomic notes on the genus Stenopetalum (Brassicaceae)". Nuytsia. 14 (3): 393–403. ISSN 0085-4417. Wikidata Q100730146.

References
  1. "Stenopetalum". Australian Plant Name Index (APNI), IBIS database. Centre for Plant Biodiversity Research, Australian Government. Retrieved 12 January 2021.
  2. Candolle, Augustin Pyramus de, (1821), Regni vegetabilis systema naturale [...] Volumen secundum, Parisiis : Sumptibus sociorum Treuttel et Würtz, rue de Bourbon, nº. 17 ; Argentorati et Londini : venitque in eorundem bibliopoliis, p. 513, Wikidata Q51525030CS1 maint: extra punctuation (link) CS1 maint: multiple names: authors list (link)
  3. "Stenopetalum". FloraBase. Western Australian Government Department of Parks and Wildlife. Retrieved 12 January 2021.
  4. H.J.Hewson (2020). "Stenopetalum". Flora of Australia. Canberra: Australian Biological Resources Study, Department of Agriculture, Water and the Environment. Retrieved 12 January 2021.
  5. "Stenopetalum R.Br. ex DC. | Plants of the World Online | Kew Science". Plants of the World Online. Retrieved 12 January 2021.
  6. Western Australian Herbarium, Biodiversity and Conservation Science. "FloraBase—the Western Australian Flora: Stenopetalum". florabase.dpaw.wa.gov.au. Retrieved 12 January 2021.
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