'' Gaudium subglabratum'' is a species of open shrub that is

endemic Endemism is the state of a species being found 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 found els ...

to a south-eastern New South Wales. It has thin, rough bark, egg-shaped to lance-shaped leaves with the narrower end towards the base, white flowers arranged singly on short side shoots and relatively small fruit that falls from the plant at maturity.

Description

'' Gaudium subglabratum'' is a shrub that typically grows to a height of more than and has thin, firm bark that is shed in flakes, and younger stems that are hairy at first. The leaves are narrow egg-shaped to narrow lance-shaped with the narrower end towards the base, long and wide, with a pointed, usually blunt tip and tapering to a short petiole. The flowers are white, wide and are borne singly on short side shoots. The

floral cup In angiosperms, a hypanthium or floral cup is a structure where basal portions of the calyx, the corolla, and the stamens form a cup-shaped tube. It is sometimes called a floral tube, a term that is also used for corolla tube and calyx tube. It of ...

glabrous Glabrousness (from the Latin '' glaber'' meaning "bald", "hairless", "shaved", "smooth") 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 o ...

, about long, on a silky-hairy

pedicel Pedicle or pedicel may refer to: Human anatomy *Pedicle of vertebral arch, the segment between the transverse process and the vertebral body, and is often used as a radiographic marker and entry point in vertebroplasty and kyphoplasty procedures ...

long. The

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 The term ''sepalum'' was coined ...

s are hairy, long, the

petal Petals are modified leaves that surround the reproductive parts of flowers. They are often brightly colored or unusually shaped to attract pollinators. All of the petals of a flower are collectively known as the ''corolla''. Petals are usuall ...

s long and the stamens long. Flowering mainly occurs from December to January and the fruit is a capsule in diameter with the remains of the sepals attached. The fruit falls from the plant at maturity.

Taxonomy

This species was first formally described in 1989 by Joy Thompson who gave it the name ''Leptospermum subglabratum'' in the journal '' Telopea'', based on plant material collected by

Barbara Briggs Barbara Gillian Briggs (born 1934) is one of the foremost Australian botanists. The '' IK'' lists 205 names of plants which have been published or co-published by her. She was one of the botanists in the Angiosperm Phylogeny Group, of th1998APG ...

near Shrouded Gods Mountains in the

Budawangs The Budawang Range, commonly called The Budawangs, a rugged mountain range within the Budawang National Park and the Morton National Park, are part of a spur off the Great Dividing Range and are located in the South Coast region of New South Wa ...

. In 2023,

Peter Gordon Wilson Peter may refer to: People * List of people named Peter, a list of people and fictional characters with the given name * Peter (given name) ** Saint Peter (died 60s), apostle of Jesus, leader of the early Christian Church * Peter (surname), a su ...

transferred the species to the genus ''Gaudium'' as ''G. parvifolium'' in the journal ''

Taxon In biology, a taxon ( back-formation from '' taxonomy''; plural taxa) is a group of one or more populations of an organism or organisms seen by taxonomists to form a unit. Although neither is required, a taxon is usually known by a particular n ...

''.

Distribution and habitat

This teatree is restricted to a small area of south-east New South Wales, mainly in the Budawangs, where it grow on the edge of sandstone cliffs.

References

{{Taxonbar, from=Q15369019 subglabratum Myrtales of Australia Flora of New South Wales Plants described in 1989 Taxa named by Joy Thompson