Sannantha Tozerensis
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''Sannantha tozerensis'' is a species of flowering plant in the myrtle family,
Myrtaceae Myrtaceae (), the myrtle family, is a family of dicotyledonous plants placed within the order Myrtales. Myrtle, pōhutukawa, bay rum tree, clove, guava, acca (feijoa), allspice, and eucalyptus are some notable members of this group. All ...
and is endemic to a small area of
Cape York Peninsula The Cape York Peninsula is a peninsula located in Far North Queensland, Australia. It is the largest wilderness in northern Australia.Mittermeier, R.E. et al. (2002). Wilderness: Earth's last wild places. Mexico City: Agrupación Sierra Madre, ...
in north Queensland. It is a shrub with elliptic to egg-shaped leaves, the narrower end towards the base, and white flowers arranged in groups of three or seven in leaf axils.


Description

''Sannantha tozerensis'' is a shrub that typically grows to a height of up to and has grey, scaly bark. Its leaves are elliptic to egg-shaped, the narrower end towards the base, long and wide on a yellow
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 up to in diameter and arranged in groups of three or seven in leaf axils on a peduncle long. Each flower is on a
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 with many
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 ...
at the base, but that fall off as the flowers develop. The
floral tube 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."Lec ...
is about 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 Etymology The term ''sepalum'' ...
s about long and thin. The petals are white, more or less round, in diameter and there are 10 to 12
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. Flowering occurs in most months and the fruit is a hemispherical capsule about long.


Taxonomy

This species was first formally described in 1997 by
Anthony Bean Anthony Russell Bean (born 1957) is an Australian botanist who works at the Queensland Herbarium and Brisbane Botanic Gardens, Mount Coot-tha. Since 1982, he has led the Eucalyptus Study Group of the Society for Growing Australian Plants. Caree ...
who gave it the name ''Babingtonia tozerensis'' in the journal ''
Austrobaileya ''Austrobaileya'' is the sole genus in the plant family Austrobaileyaceae – the family is thus 'monotypic' as it includes a single child taxon. It is one of the basal angiosperm families, the most ancient group of flowering plants. The genu ...
'' from specimens collected on Mount Tozer in the
Iron Range National Park Kutini-Payamu (Iron Range) is a National Park located in Queensland, Australia, northwest of Brisbane and east of Weipa in the Cape York Peninsula, Queensland. Within the National Park is the Iron Range (Lockhart River Resources Reserve), Scru ...
in 1948. In 2007,
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 sur ...
transferred the species to ''Sannantha'' as ''S. tozerensis'' 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 ...
''. The specific epithet, (''tozerensis'') refers to the
type Type may refer to: Science and technology Computing * Typing, producing text via a keyboard, typewriter, etc. * Data type, collection of values used for computations. * File type * TYPE (DOS command), a command to display contents of a file. * ...
location, on Mount Tozer.


Distribution and habitat

This species of sannantha is only known from the type location, where it grows in rock crevices on the upper slopes of Mount Tozer.


References

{{Taxonbar, from=Q15379835 tozerensis Flora of Queensland Myrtales of Australia Taxa named by Anthony Bean Plants described in 1997