''Goodenia perfoliata'' is a species of flowering plant in the family

Goodeniaceae Goodeniaceae is a family of flowering plants in the order Asterales. It contains about 404 species in twelve genera. The family is distributed mostly in Australia, except for the genus '' Scaevola'', which is pantropical. Its species are found ac ...

and is

endemic Endemism is the state of a species being found only in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also foun ...

to a small area of

New South Wales New South Wales (commonly abbreviated as NSW) is a States and territories of Australia, state on the Eastern states of Australia, east coast of :Australia. It borders Queensland to the north, Victoria (state), Victoria to the south, and South ...

. It is a mostly

glabrous Glabrousness () is the technical term for a lack of hair, down, setae, trichomes, or other such covering. A glabrous surface may be a natural characteristic of all or part of a plant or animal, or be due to loss because of a physical condition, ...

perennial In horticulture, the term perennial ('' per-'' + '' -ennial'', "through the year") is used to differentiate a plant from shorter-lived annuals and biennials. It has thus been defined as a plant that lives more than 2 years. The term is also ...

herb with erect flowering stems, lance-shaped leaves with sometimes deeply-toothed edges, and yellow flowers with

bracteoles In botany, a bract is a modified or specialized leaf, associated with a reproductive structure such as a flower, inflorescence axis or cone scale. Bracts are usually different from foliage leaves in size, color, shape or texture. They also look ...

joined to form a disc-like funnel.

Description

''Goodenia perfoliata'' is a

, perennial

herb Herbs are a widely distributed and widespread group of plants, excluding vegetables, with savory or aromatic properties that are used for flavoring and garnishing food, for medicinal purposes, or for fragrances. Culinary use typically distingu ...

with erect or ascending flowering stems up to long. Its leaves are elliptic to lance-shaped with the narrower end towards the base, long and wide, sometimes with deeply-toothed edges. The flowers are borne on the flowering stem with

fused to each other, forming a disc-like funnel up to in diameter. The lower

sepal A sepal () is a part of the flower of angiosperms (flowering plants). Usually green, sepals typically function as protection for the flower in bud, and often as support for the petals when in bloom., p. 106 Etymology The term ''sepalum'' ...

is broadly elliptic, up to long, and the petals are yellow, long and hairy mostly only on the outside, with wings about wide, almost to the base of the lower sepal. Flowering mainly occurs in spring, and the fruit is a more or less spherical capsule about in diameter, containing a seed about in diameter with a narrow wing.

Taxonomy

This species was first formally described in 1810 by

Robert Brown Robert Brown may refer to: Robert Brown (born 1965), British Director, Animator and author Entertainers and artists * Washboard Sam or Robert Brown (1910–1966), American musician and singer * Robert W. Brown (1917–2009), American printmaker ...

who gave it the name ''Velleia perfoliata'' in his ''

Prodromus Florae Novae Hollandiae et Insulae Van Diemen ''Prodromus Florae Novae Hollandiae et Insulae Van Diemen'' (Prodromus of the Flora of New Holland and Van Diemen's Land) is a book by the botanist Robert Brown Robert Brown may refer to: Robert Brown (born 1965), British Director, Animator and ...

''. In 2020,

Kelly Anne Shepherd Kelly Anne Shepherd (born 1970) is an Australian botanist, who has published some 91 names. Career Shepherd earned a B.Sc. (Hon) in 1992 with a thesis entitled "Faecal Analysis of Mammalian Herbivores in the Perup Forest, Western Australia." ...

and others transferred it to the genus ''

Goodenia ''Goodenia'' is a genus of about two hundred species of flowering plants in the family Goodeniaceae. Plants in this genus are herbs or shrubs, mostly endemic to Australia. The leaves are variably-shaped, the flowers arranged in small groups, with ...

'' as ''G. perfoliata'' in ''

Australian Systematic Botany ''Australian Systematic Botany'' is an international peer-reviewed scientific journal published by CSIRO Publishing. It is devoted to publishing original research, and sometimes review articles, on topics related to systematic botany, such as b ...

''.

Distribution and habitat

''Goodenia perfoliata'' grows in open forest from near

Wisemans Ferry Wisemans Ferry is a cable ferry across the Hawkesbury River in New South Wales, Australia. The ferry operates from the eponymous community of Wisemans Ferry on the south bank, to a point on the north bank downstream of the Hawkesbury River's ...

and the

Colo River The Colo River, a perennial stream that is part of the Hawkesbury- Nepean catchment, is located in the Central Tablelands of New South Wales, Australia. Course The Colo River rises on the Great Dividing Range, northeast of Newnes, formed by ...

to the upper

Hunter Valley The Hunter Region, also commonly known as the Hunter Valley, Newcastle Region, or simply Hunter, spans the region in northern New South Wales, Australia, extending from approximately to north of Sydney. It contains the Hunter River and its ...

, in New South Wales.

Conservation status

This species is listed as "vulnerable" under the Australian Government ''

Environment Protection and Biodiversity Conservation Act 1999 The ''Environment Protection and Biodiversity Conservation Act 1999'' (Cth) is an Act of the Parliament of Australia that provides a framework for protection of the Australian environment, including its biodiversity and its natural and cult ...

'' and the New South Wales Government '' Biodiversity Conservation Act 2016''.

References

{{Taxonbar, from1=Q106905773, from2=Q17480533 perfoliata Flora of New South Wales Taxa named by Robert Brown (botanist, born 1773) Plants described in 1810