Click on images to enlarge. Native to South America i. This species has been widely cultivated in gardens as an ornamental. A very widespread species that is most common in the south-eastern and eastern parts of Australia. It is very common in the coastal and sub-coastal regions of southern Queensland and eastern New South Wales.
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Photo: J. Line drawing by G. T: not Australian; n. Woody shrub to 3 m; new shoots and leaf axils minutely pubescent. Leaves narrowly elliptic to lanceolate; lamina 20—65 mm long, usually less than 30 mm wide; petiole up to 10 mm long. Inflorescence terminal, panicle-like, congested; flowers numerous, sessile or on pedicels to 10 mm long, occasionally subtended by short bract.
Calyx 3—5 mm long; lobes triangular, 1 mm long. Corolla greenish-yellow; tube narrow, 15—18 mm long; lobes 3. Stamens inserted near middle of corolla-tube; filaments 6—7 mm long, swollen and retrorsely pubescent in lower part; anthers 0. Style 17—18 mm long. Berry oval-ovoid, 10—15 mm long, black. Seeds prismatic, 3. Originally cultivated as a garden plant, now a naturalised and common weed in south-eastern Qld, eastern N. There is a single herbarium collection from Scarborough in W. Grows in waste places in urban areas.
Green cestrum, Green poison-berry, Chilean cestrum, Willow-leaved jessamine. A declared noxious weed in Qld, N. Toxic to cattle, horses, poultry and sheep. Distinguished from other species by the broader corolla-tube and the black fruit. This species has a particularly unpleasant smell when touched, Make sure you wash your hands after handling it, since it is poisonous.
Gilleat 61 BRI. Vickery NSW. There is copious information about Cestrum parqui on the web and those mentioned represent just a selection of that which can be viewed. Along with a number of other NSW Council sites, the Eurobadalla Shire Council site has a fact sheet and an image showing flowers, fruits and leaves.
The Gwydir and Inverell Shires of NSW have further information on the plant, including its ability to poison stock, particularly cattle: see www. A fact sheet can be downloaded from NSW Agriculture at www. As well as these there is further information and photographs on the Save our Waterways Now site and the Mediterranean Garden Society has a page devoted to species of Cestrum at www. A fact sheet on the effects of ingestion of green and orange cestrum species on animals can be downloaded from the Australian Weeds and Livestock pages dealing with the effects of plants on various farm animals.
Further information about the toxic properties of this plant can be found with a search in the FDA Poisonous Plant Database. A declared noxious weed in N.
List of Fact Sheets Glossary.
Weeds of Australia - Biosecurity Queensland Edition Fact Sheet
Photo: J. Line drawing by G. T: not Australian; n. Woody shrub to 3 m; new shoots and leaf axils minutely pubescent. Leaves narrowly elliptic to lanceolate; lamina 20—65 mm long, usually less than 30 mm wide; petiole up to 10 mm long. Inflorescence terminal, panicle-like, congested; flowers numerous, sessile or on pedicels to 10 mm long, occasionally subtended by short bract. Calyx 3—5 mm long; lobes triangular, 1 mm long.
Willow-leaved jessamine, Cestrum parqui , is a semi-evergreen shrub with willow-like, dark green leaves and fragrant, jasmine -like yellow blooms in summer. Grow Cestrum parqui in well-drained soil in full sun. Mulch annually with leaf mould or garden compost. No reported toxicity to Birds. No reported toxicity to Cats.