''Eucalyptus annettae'' is a
mallet
A mallet is a tool used for imparting force on another object, often made of rubber or sometimes wood, that is smaller than a maul or beetle, and usually has a relatively large head. The term is descriptive of the overall size and proport ...
that is
endemic a small area in the
south-west of
Western Australia. It has rough, dark grey bark on the lower part of its stems and smooth bark on its upper parts. The adult leaves are lance-shaped, the flower buds are ribbed and arranged in groups of seven, the flowers are pale yellow and the fruit are conical with longitudinal ribs.
Description
''Eucalyptus annettae'' is a tree in the form of a mallet that grows to a height of but does not develop a
lignotuber. Thicker stems have hard but thin, dark grey bark while the upper parts have smooth, dull cream-coloured to grey bark that is shed in strips. The adult leaves are lance-shaped, long and wide, dull and bluish at first but become glossy as they mature. The flowers buds are borne in groups of seven on a flattened, widening
peduncle Peduncle may refer to:
*Peduncle (botany), a stalk supporting an inflorescence, which is the part of the shoot of seed plants where flowers are formed
*Peduncle (anatomy), a stem, through which a mass of tissue is attached to a body
**Peduncle (art ...
that curves downwards and is long and wide. The mature flower buds are waxy, long and the
floral cup is ribbed. The
operculum is conical about long, the same length as or up to twice as long as the floral cup. 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 are mid-yellow. The fruits are waxy, cone-shaped
capsules with longitudinal ridges and long and wide.
Taxonomy and naming
''Eucalyptus annettae'' was first formally described in 2012
Dean Nicolle
image:Dean-Nicolle-Deanei.JPG, 270px, Dean Nicolle and ''Eucalyptus deanei''
Dean Nicolle (born 1974), is an Australian botanist, arboriculture, arborist and ecologist. He is widely recognised as the leading authority on the genus ''Eucalyptus''.
...
and
Malcolm French and the description was published in ''
Nuytsia'' from a specimen collected in the
Cape Arid National Park
Cape Arid National Park is a List of national parks of Australia, national park located in Western Australia, southeast of Perth. The park is situated east of Esperance, Western Australia, Esperance and lies on the shore of the South coast of W ...
.
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 ...
(''annettae'') honours Annett Borner, the wife of one of the authors.
Distribution and habitat
This tree is only known from a small area near
Israelite Bay
Israelite Bay is a bay and locality on the south coast of Western Australia.
Situated in the Shire of Esperance local government area, it lies east of Esperance and the Cape Arid National Park, within the Nuytsland Nature Reserve and the Gr ...
where it grows in shrubland.
Conservation
''Eucalyptus annettae'' is classified as "
Priority Two" by the Western Australian Government
Department of Parks and Wildlife
The Department of Parks and Wildlife (DPaW) was the department of the Government of Western Australia responsible for managing lands described in the ''Conservation and Land Management Act 1984'' and implementing the state's conservation and en ...
meaning that it is poorly known and from only one or a few locations.
See also
*
List of ''Eucalyptus'' species
References
{{Taxonbar, from=Q51046550
Eucalypts of Western Australia
annettae
Myrtales of Australia
Plants described in 2012