Biology:Hibbertia diffusa

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Short description: Species of flowering plant

Wedge guinea flower
Ku-ring-gai Chase National Park, Australia
Scientific classification edit
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Script error: No such module "Taxobox ranks".: Tracheophytes
Script error: No such module "Taxobox ranks".: Angiosperms
Script error: No such module "Taxobox ranks".: Eudicots
Script error: No such module "Taxobox ranks".: Dilleniales
Script error: No such module "Taxobox ranks".: Dilleniaceae
Script error: No such module "Taxobox ranks".: Hibbertia
Script error: No such module "Taxobox ranks".: <div style="display:inline" class="script error: no such module "taxobox ranks".">H. diffusa
Binomial name
Hibbertia diffusa
R.Br. ex DC.[1]

Hibbertia diffusa, commonly known as wedge guinea flower,[2] is a species of flowering plant in the family Dilleniaceae and is endemic to south-eastern Australia. It is a prostrate to low-lying shrub with glabrous stems, egg-shaped to lance-shaped leaves with the narrower end towards the base, and bright yellow flowers arranged on the ends of branchlets, with twenty to twenty-five stamens arranged around two or three carpels.

Description

Hibbertia diffusa is a prostrate to low-lying shrub that typically grows to a height of up to 30 cm (12 in) and usually has glabrous stems. The leaves are egg-shaped to lance-shaped with the narrower end towards the base, 4–30 mm (0.16–1.18 in) long and 3–9 mm (0.12–0.35 in) wide on a short petiole. The flowers are sessile and mostly arranged on the ends of branchlets,the five sepals 6–8 mm (0.24–0.31 in) long and the five bright yellow petals 7–10 mm (0.28–0.39 in) long. There are twenty to twenty-five stamens arranged in groups around the two or three glabrous carpels. Flowering occurs from September to November.[2][3][4]

Taxonomy

Hibbertia diffusa was first formally described in 1817 by Augustin Pyramus de Candolle in his Regni Vegetabilis Systema Naturale from an unpublished description by Robert Brown.[5][6]

Distribution and habitat

Wedge guinea flower grows in open forest on the coast and ranges of south-eastern Queensland, New South Wales and far north-eastern Victoria.[2][3]

References

  1. "Hibbertia diffusa". Australian Plant Census. https://biodiversity.org.au/nsl/services/apc-format/display/94223. 
  2. 2.0 2.1 2.2 "Hibbertia diffusa". Royal Botanic Garden Sydney. https://plantnet.rbgsyd.nsw.gov.au/cgi-bin/NSWfl.pl?page=nswfl&lvl=sp&name=Hibbertia~diffusa. 
  3. 3.0 3.1 Toelken, Hellmut R.. "Hibbertia diffusa". Royal Botanic Gardens Victoria. https://vicflora.rbg.vic.gov.au/flora/taxon/efa950d9-4ced-46ac-91ca-7def83d71816. 
  4. Les Robinson - Field Guide to the Native Plants of Sydney, ISBN 978-0-7318-1211-0 pages 159–160
  5. "Hibbertia diffusa". APNI. http://id.biodiversity.org.au/instance/apni/545591. 
  6. de Candolle, Augustin P. (1817). Regni Vegetabilis systema naturale. Paris. p. 429. https://www.biodiversitylibrary.org/item/127665#page/439/mode/1up. Retrieved 23 May 2021. 

Wikidata ☰ Q17395253 entry