''Dodonaea triquetra'', commonly known as large-leaf hop-bush, is a species of flowering plant in the family

Sapindaceae The Sapindaceae are a family (biology), family of flowering plants in the order Sapindales known as the soapberry family. It contains 138 genera and 1,858 accepted species. Examples include Aesculus, horse chestnut, maples, ackee and lychee. The ...

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 eastern Australia. It is usually a

dioecious Dioecy ( ; ; adj. dioecious, ) is a characteristic of certain species that have distinct unisexual individuals, each producing either male or female gametes, either directly (in animals) or indirectly (in seed plants). Dioecious reproduction is ...

shrub with

simple Simple or SIMPLE may refer to: *Simplicity, the state or quality of being simple Arts and entertainment * ''Simple'' (album), by Andy Yorke, 2008, and its title track * "Simple" (Florida Georgia Line song), 2018 * "Simple", a song by John ...

elliptic, sometimes lance-shaped or egg-shaped leaves, flowers in

panicle In botany, a panicle is a much-branched inflorescence. (softcover ). Some authors distinguish it from a compound spike inflorescence, by requiring that the flowers (and fruit) be pedicellate (having a single stem per flower). The branches of a p ...

s on the ends of branches, each flower usually with four

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'' ...

s, eight

stamen The stamen (: stamina or stamens) is a part consisting of the male reproductive organs of a flower. Collectively, the stamens form the androecium., p. 10 Morphology and terminology A stamen typically consists of a stalk called the filament ...

s, and a three-winged capsule.

Description

''Dodonaea triquetra'' is a dioecious or rarely polygamodioecious shrub that typically grows to a height of up to . It has simple, elliptic, sometimes lance-shaped or egg-shaped leaves long, wide and

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, ...

on a

petiole Petiole may refer to: *Petiole (botany), the stalk of a leaf, attaching the blade to the stem *Petiole (insect anatomy) In entomology, petiole is the technical term for the narrow waist of some hymenopteran insects, especially ants, bees, and ...

long. The flowers are arranged in panicles on the ends of branches, each flower with four, rarely five broadly triangular sepals but that fall off as the flower develops, usually eight, rarely ten stamens, and a glabrous

ovary The ovary () is a gonad in the female reproductive system that produces ova; when released, an ovum travels through the fallopian tube/ oviduct into the uterus. There is an ovary on the left and the right side of the body. The ovaries are end ...

. Flowering mostly occurs in summer and the seed is lens-shaped, long.

Taxonomy

''Dodonaea triquetra'' was first formally described in 1798 by

Johann Christoph Wendland Johann Christoph Wendland (July 17, 1755 – July 27, 1828) was a German botanist and gardener born in Petit-Landau, Alsace. Family His son, Heinrich Wendland, Heinrich Ludolph Wendland (1791–1869), and his grandson, Hermann Wendland ( ...

in his ''Botanische Beobachtungen: nebst einigen neuen Gattungen und Arten''.

Distribution and habitat

Large-leaf hop-bush grows in wet or dry forest, usually in sand or on sandstone on the east coast of Australia from north of

Cooktown Cooktown is a coastal town and locality in the Shire of Cook, Queensland, Australia. Cooktown is at the mouth of the Endeavour River, on Cape York Peninsula in Far North Queensland where James Cook beached his ship, the '' Endeavour'', for ...

in north

Queensland Queensland ( , commonly abbreviated as Qld) is a States and territories of Australia, state in northeastern Australia, and is the second-largest and third-most populous state in Australia. It is bordered by the Northern Territory, South Austr ...

through near-coastal areas, the slopes and tablelands 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 ...

, to near

Bairnsdale Bairnsdale (locally ) (Gunai language, Ganai: ''Wy-yung'') is a city in East Gippsland, Victoria (Australia), Victoria, Australia, situated in a region traditionally inhabited by the Tatungalung clan of the Gunaikurnai people. The estimated popu ...

in eastern

Victoria Victoria most commonly refers to: * Queen Victoria (1819–1901), Queen of the United Kingdom and Empress of India * Victoria (state), a state of Australia * Victoria, British Columbia, Canada, a provincial capital * Victoria, Seychelles, the capi ...

References

{{Taxonbar, from=Q5287990

triquetra The triquetra ( ; from the Latin adjective ''triquetrus'' "three-cornered") is a triangular figure composed of three interlaced arcs, or (equivalently) three overlapping '' vesicae piscis'' lens shapes. It is used as an ornamental design in arc ...

Flora of New South Wales Flora of Queensland Flora of Victoria (state) Sapindales of Australia