Monotoca glauca

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Monotoca glauca
Scientific classification Red Pencil Icon.png
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Ericales
Family: Ericaceae
Genus: Monotoca
Species:
M. glauca
Binomial name
Monotoca glauca

Monotoca glauca, known as goldy wood, is a heath family shrub endemic to Tasmania, Australia and is one of 17 described Monotoca species. It is a widespread and abundant understory species found on the margins of wet eucalypt forests and logged areas.

Contents

Description

Monotoca glauca is an evergreen, densely branched shrub or small tree with slender branches, often 2–3 m tall. Leaves are similar to Cyathodes glauca , however are not in whorls. Venation tends to be spreading or palmate, characteristic of the genus. [1] Leaves are elliptic with a point, and are usually 1.5 cm long, with a yellowish-green, glabrous adaxial surface, and glaucous abaxial surface. Flowers are pentamerous, white and solitary in auxiliary spikes. [2] M. glauca is usually hermaphroditic or sometimes unisexual by abortion of pollen or ovules. [3] The corolla tube is short with spreading lobes. Flowering occurs in January and February. [4] Fruit is an ovoid drupe, green when mature and 3mm in diameter.

Monotoca elliptica is superficially very similar, but can be distinguished by its terminal spikes, and its leaves tend to be wider and less linear. [2]

Distribution and ecology

Monotoca glauca is a common understory shrub at the edges of wet eucalypt forests, mixed forest, buttongrass moorlands and in logged areas, found more commonly west of Tyler's Line.

Monotoca glauca is hardy to most frosts and light snowfalls, and tolerates moist, shady sites, and is susceptible to Phytophthora cinnamomi. It is phosphorus intolerant, but may be found on fertile, loam, poor and well drained soils. [4]

Etymology

Monotoca glauca was first formally described in 1805 by Jacques Labillardière who gave it the name Styphelia glauca. [5] It was renamed by English botanist George Claridge Druce who gave it its current binomial name in 1917. [6]

"Glauca" comes from the Greek word glaukos meaning “gleaming, silvery”. In botanical terms, glaucous refers to the greyish, bluish or whitish waxy coating or bloom that is easily rubbed off.

Cultivation

Monotoca glauca is an ideal hedging plant, and may be grown from cuttings or seed but requires good drainage and part to full sun. [2] [4] Monotoca species are particularly difficult to germinate from seeds, and the Royal Tasmanian Botanical Gardens seedbank has been making a concerted effort to resolve germination requirements. [7]

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<i>Billardiera longiflora</i> Species of flowering plant

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<i>Anopterus glandulosus</i> Species of tree

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<i>Olearia phlogopappa</i> Species of flowering plant

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<i>Orites revolutus</i> Species of plant in the family Proteaceae endemic to Tasmania

Orites revolutus , also known as narrow-leaf orites, is a Tasmanian endemic plant species in the family Proteaceae. Scottish botanist Robert Brown formally described the species in Transactions of the Linnean Society of London in 1810 from a specimen collected at Lake St Clair. Abundant in alpine and subalpine heath, it is a small to medium shrub 0.5 to 1.5 m tall, with relatively small, blunt leaves with strongly revolute margins. The white flowers grow on terminal spikes during summer. Being proteaceaous, O. revolutus is likely to provide a substantial food source for nectivorous animal species within its range.

<i>Pomaderris apetala</i> Species of tree

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<i>Cyathodes glauca</i> Species of tree

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<i>Cenarrhenes</i> Monotypic genus of plants in the family Proteaceae

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<i>Monotoca scoparia</i> Species of tree

Monotoca scoparia, commonly known as prickly broom heath, is a widespread native species across south-eastern Australia. Monotoca scoparia was formerly in the family Epacridaceae but now belongs to the family Ericaceae. Monotoca is an endemic Australian genus with 17 described species occurring in all states.

Tasmanian dry sclerophyll forests

Dry sclerophyll forests occur throughout northern and eastern Tasmania. Characterised by the population of hard-leafed (sclerophyll) and often spiky, drought-adapted plants, dry sclerophyll forests are found in regions of where annual rainfall is below 1000m.

<i>Eucalyptus pulchella</i> Species of eucalyptus

Eucalyptus pulchella, commonly known as the white peppermint or narrow-leaved peppermint, is a species of small to medium-sized tree that is endemic to Tasmania. it has smooth bark, sometimes with rough fibrous bark on older trees, linear leaves, flower buds in groups of nine to twenty or more, white flowers and cup-shaped to shortened spherical fruit.

<i>Hakea lissosperma</i> Species of plant in the family Proteaceae from south eastern Australia

Hakea lissosperma, commonly known as needle bush and mountain needlewood, is a species of Hakea native to parts of south eastern Australia.

<i>Eucalyptus urnigera</i> Species of eucalyptus

Eucalyptus urnigera, commonly known as urn tree, is a species of small to medium-sized tree that is endemic to Tasmania. It has smooth bark, lance-shaped or elliptical leaves, flower buds in groups of three, white flowers and urn-shaped fruit.

<i>Orites diversifolia</i> Species of flowering plant

Orites diversifolia (=diversifolius), commonly known as variable orites, is a member of the family Proteaceae and is endemic to Tasmania. The common name stems from the variable form of the leaves, which range from entire and linear to serrated and ovate. It is a common shrub in lowland rainforest, subalpine woodland and scrub.

<i>Cotula alpina</i> Species of flowering plant

Cotula alpina, also known as the alpine cotula, is a perennial herb in the family Asteraceae. It is a small flowering plant that forms ground covering mats and is well adapted to alpine environments.

<i>Olearia pinifolia</i> Species of shrub

Olearia pinifolia is a spiky shrub of the Asteraceae family, endemic to the mountains of Tasmania. It is commonly known as the Pine-leafed Daisy-bush. This species is endemic to Tasmania, Australia and is found in alpine and sub-alpine regions on mountains throughout Tasmania, where it grows as a shrub to small tree. It flowers during spring - early summer.

References

  1. "Key to Tasmanian Dicots". www.utas.edu.au. Retrieved 2019-12-07.
  2. 1 2 3 Whiting J, Roberts J, Reeves R, Tayler F & Tayler V. (2012). Tasmania's Natural Flora. Hobart, Tasmania: Australian Plants Society Tasmania Inc, Hobart Group. p. 151. ISBN   978-0-909830-66-3. OCLC   1123906118.CS1 maint: multiple names: authors list (link)
  3. Curtis, W. M. (1963). Student's Flora of Tasmania Part 2. Govt. Press. ISBN   9780724623211. OCLC   500434583.
  4. 1 2 3 "Municipalities". www.understorey-network.org.au. Retrieved 2019-12-05.
  5. "Styphelia glauca Labill. | Plants of the World Online | Kew Science". Plants of the World Online. Retrieved 2019-12-05.
  6. "International Plant Names Index". www.ipni.org. Retrieved 2019-12-05.
  7. Royal Tasmanian Botanical Gardens (2016-06-29), Monotoca glauca seedling , retrieved 2019-12-05