''Leptospermum crassifolium'' is a species of 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 elsew ...

to the

Budawang Range 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 Wal ...

in New South Wales. It has thin, rough bark that is shed annually, broadly elliptic leaves, white flowers borne singly on short side branches, and woody fruit.

Description

''Leptospermum crassifolium'' is a shrub that typically grows to a height of and has thin, rough bark that is shed annually. The leaves are thick, broadly elliptical, about long and wide with a short, blunt point on the tip and a short petiole at the base. The flowers are about in diameter 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 ...

is mostly

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 of ...

, about long on a fluted

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 ...

. 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 b ...

s are triangular, about long, the

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

s white, about long and the

stamen The stamen (plural ''stamina'' or ''stamens'') is the pollen-producing reproductive organ of a flower. Collectively the stamens form the androecium., p. 10 Morphology and terminology A stamen typically consists of a stalk called the filame ...

s arranged in groups of between five and seven, about long. Flowering occurs in February and the fruit is a woody capsule in diameter that remains on the plant with the sepals attached.

Taxonomy and naming

''Leptospermum crassifolium'' was first formally described in 1989 by

Joy Thompson Joy Thompson (born Joy Gardiner-Garden, 1923, died 2018) was an Australian botanist. Her main research areas were taxonomy and Myrtaceae. Life & Career Thompson's university studies occurred during the second world war and in university vacatio ...

in the journal '' Telopea''. The

specific epithet In taxonomy, binomial nomenclature ("two-term naming system"), also called nomenclature ("two-name naming system") or binary nomenclature, is a formal system of naming species of living things by giving each a name composed of two parts, bot ...

(''crassifolium'') is derived from

Latin Latin (, or , ) is a classical language belonging to the Italic branch of the Indo-European languages. Latin was originally a dialect spoken in the lower Tiber area (then known as Latium) around present-day Rome, but through the power of the ...

words meaning "thick" and "-leaved" referring to the texture of the leaves.

Distribution and habitat

''Leptospermum crassifolium'' grows in sand and sandstone rock crevices on peaks in the Budawang Range.

References

{{Taxonbar, from=Q15367944 crassifolium Myrtales of Australia Flora of New South Wales Plants described in 1989