Myoporum laetum or commonly known as ngaio tree is a fastgrowing evergreen shrub or small tree. Leaf buds black or greenish black, rarely green, viscid, drying black. The pest klambothrips myopori, was introduced to our area and can be very aggressive. Dense lowgrowing tree, fruit can be messy and is poisonous. A decoction of the leaves is used as an insect repellent. Pdf intoxicacion espontanea por myoporum laetum en bovinos en. Aside from leaf shape and size, there are no other distinguishing characters. Myoporum laetum ngaio, ngaio tree, mousehole tree pfaf plant. Makes an excellent large hedge, prune as necessary. State parks resource ecologist, angeles district, california department of parks and. These two plants are used in gardens and for soil stability, respectively. Easy growing, it tolerates drought, wet soils, and short frost. Now identified as klambothrips myopori mound and morris, it has caused considerable damage to myoporum laetum and m. It has wellbranched stems with closely spaced leaves and pink flowers that form in clusters at the tips of the branches in the summer.
This landscape ornamental has white flowers with purple dots and. Myoporum laetum plant assessment form california invasive. Myoporum putah creek would be a good replacement for myoporum pacificum. Notably, it is absent from chatham island where only myoporum laetum occurs. Myoporum laetum information from the global compendium of. Calipc california invasive plant council classifies the invasiveness of the species of this plant as high. Myoporum parvifolium pink pink groundcover myoporum this is a very low dense trailing evergreen groundcover that grows to 2 to 4 inches tall and spreads to 5 feet or more. Myoporum laetum new zealand plant conservation network. Coastal to lowland forest, sometimes well inland in hawkes bay, rangataiki and wairarapa. Myoporum laetum myoporum is an evergreen shrub or small tree family myoporaceae found along the coast of california and in the san francisco bay region. For larger hedges we suggest the possible replacement of myoporum laetum carsonii with pittosporum or ficus. Myoporum laetum green n clean wcn 01 ppaf thrips resistant coast myoporum a fast growing evergreen large shrub or tree that quickly forms a screen that can reach 30 feet tall and 20 feet wide and holds leaves all the way to its base. Myoporum laetum compacta would be a suitable replacement for myoporum laetum carsonii if the desired effect is to have a dense screen up to 15 feet tall. Sometimes the sticky leaves will harbor sooty molds thining dense growth can help.
Information and translations of myoporum laetum in the most comprehensive dictionary definitions resource on the web. Myoporum is a genus of flowering plants in the figwort family, scrophulariaceae formerly placed in myoporaceae. Myoporum laetum ngaio, ngaio tree, mousehole tree pfaf. Shrub with bright fleshy leaves, grown as an ornamental plant often used for screens and hedges. Integrated taxonomic information system myopo jepson interchange university of california berkeley myopo wildlife. Some gardeners and landscapers may choose to use a ground cover plant such as myoporum parvifolium, or prostrate myoporum. It is in leaf all year, in flower from may to june. Garcia y santos and others published intoxicacion espontanea por myoporum laetum en bovinos en uruguay find, read and cite all. The specific epithet stellatum is from the latin stellata, star, in reference to tiny starshaped, or stellate, hairs on the leaves. Presented here is summary information about the species myoporum laetum from the global compendium of weeds, and citations of references to this species as a weed. To display a pdf document, you may need to use a pdf reader.
Myoporum species myoporum laetum name synonyms myoporum crystallinum hort. Oct 30, 2016 ngaio myoporum laetum hold the leaves of ngaio up to the light and you will see it is studded with oil glands. See status, confidence level, source for definitions. We are managing severe infestations in several bay area communities. This fastgrowing evergreen ground cover can change the look of a landscape if planted and cared for properly. Myoporum laetum shrub with bright fleshy leaves, grown as an ornamental plant often used for screens and hedges. Myoporum myoporum parvifolium myoporum is a longused evergreen groundcover that is being rediscovered as a fantastic landscape plant for the xeric southwest.
There are 30 species in the genus, eighteen of which are endemic to australia although others are endemic to pacific islands, including new zealand, and one is endemic to two indian ocean islands. Myoporum laetum carsonii fast growing evergreen shrub or small tree to 2030 feet tall and 1520 feet wide. Shrubs or small trees, usually glabrous, rarely pubescent, often viscid. Myoporum will thrive without thrips in semishady or full sun locations. Excellent dense fastgrowing shelter and revegetation tree, suitable for a wide variety of positions, including exposed coastal sites. Myoporum thrips in 2005 an exotic species of thrips new to the u. Live thrips and damage have not yet been observed on m. The plants database includes the following 4 species of myoporum. Find, read and cite all the research you need on researchgate. These glands are packed full of the toxin ngaione, which kills its victims by shutting down the liver. Myoporum laetum thumbnail pictures cuyamaca college. Myoporum laetum ngaio tree myoporum parvifolium slender myoporum myoporum sandwicense naio legal status. Preparation of each volume of the flora of north america is a multiyear process involving dozens of authors and editors.
Healthy and thrips damaged myoporum laetum in california. Uc home and landscape guidelines for control of myoporum thrips. The species is hermaphrodite has both male and female organs. Also on the chatham islands where scarce and probably naturalised. Pdf myoporum semotum scrophulariaceae, a new tree species. Native to australia and new zealand, an invasive insect species is causing severe disfiguration of myoporum shrubs. Its spreading, succulent stems are densely packed with small, light green leaves, and they quickly take root anywhere they touch the ground if moisture is available, forming a thick. Myoporum thrip is causing severe damage to these trees in southern california landscapes. Myoporum is a compact, bright green shrub with fleshy leaves. Healthy and thripsdamaged myoporum laetum in california.
Myoporum thrips klambothrips myopori thrips are small, thin insects that can range from yellow to black, depending on their life stage. Leaves alternate, rarely opposite, sessile or with a petiolelike base, margins entire or toothed. Myoporum thrips feed on plants in the genus, myoporum. The generic name myoporum is derived from the greek myo, close, and poros, pore in reference to the close appearance of the leaf glands of these plants. It favors coastal areas, woodlands and riparian areas. Myoporum laetum profile california invasive plant council. It can grow in semishade light woodland or no shade. How to plant prostrate myoporum ground cover samantha volz pin share tweet share email. Evergreen shrub or tree to 30 tall by 20 wide with white flowers in summer. Myoporum drops its mature purple fruit not so great around walkways and paths. This plant may be known by one or more common names in different places, and some are listed above. They are shrubs or small trees with leaves that are arranged alternately and have.
Invasive invertebrates of californias central coast. It is a fast growing shrub, readily distinguished from others in the genus by the transparent dots in the leaves which are visible when held to a light. The plants naturalized in the iberian peninsule were originally misidentified as m. The plant produces small, inconspicuous white flowers with purple spots and clustered purple fruits. Oct, 2011 problems with your myoporum the widespread problem with myoporum in our area by ron ficklin, neighbor oct, 2011 11. Click on an acronym to view each weed list, or click here for a composite list of weeds of the u.
When using herbicides always read the label, and when in doubt consult your farm advisor. Tree to ca 12 m high with rough furrowed bark, much less commonly a shrub, generally of open habit with foliage towards end of branches. Pdf myoporum semotum is described as a new species from the chatham islands, new. The bark is light grey to brown, thick and corky, firm, persistent, rough and furrowed. Definitions of terms are available in the gcw introduction. This landscape ornamental has white flowers with purple dots and reddish. Media in category myoporum laetum the following 33 files are in this category, out of 33 total. Click below on a thumbnail map or name for species profiles. In california, myoporum thrips has only been observed on two species of myoporum. Cultivated as an ornamental, and naturalized in the iberian peninsule and elsewhere.
Hepatotoxic species of myoporaceae so far incriminated are myoporum deserti, m. To facilitate access to taxonomic treatments that meet specific. The leaves contain small oil glands which appear as small yellow or white speckles, making the leaf quite distinguishable from those of other shrubs. Nvs maintains a standard set of species code abbreviations that correspond to standard scientific plant names from the nga tipu o aotearoa new zealand plants database. Myoporum was brought to the us from new zealand as an ornamental plant used for screens and hedges.
The fruit hardens into sharp bits like cloves which bare feet may find painful. Bounded on the south by boundary place bounded on the east by sepulveda ave. The toxic oils are contained in the leaves and branchlets, but within the species, there is variation in the chemical characters and toxicity of the oils. Myoporum thrips management guidelines uc ipm uc anr. Some caution is advised, see notes above on possible toxicity. Germination behaviour of seeds of the new zealand woody species melicope simplex, myoporum laetum, myrsine divaricata, and urtica ferox. Myoporum laetum is a decumbent lying or growing on the ground but with erect or rising tips shrub or small tree up to 10 m tall and in the decumbent forms can be 24 m across. The national vegetation survey nvs databank is a physical archive and electronic databank containing records of over 94,000 vegetation survey plots including data from over 19,000 permanent plots.
The genus myoporum is in the family scrophulariaceae in the major group angiosperms flowering plants. Notice about flora of north america provisional publications. Green n clean cultivar is resistant to myoporum thrips. Hold the leaves of ngaio up to the light and you will see it is studded with oil glands. Tree planting standards and documents city of manhattan. Wildflowers, nps, samo nra myoporum laetum detail page. In spring it bears white blossoms with purple spots folowed by deep redpurple berries. Myoporum laetum is an evergreen shrub growing to 6 m 19ft by 3 m 9ft at a medium rate.
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