The castor bean is important for its oil which is used as a lubricant, biodiesel ingredient, and rodent repellent, among other applications. The plants are now commercially planted globally, with India producing nearly 75% of the world's castor oil. Castor beans cannot be eaten because they contain a potent poison that's released if the seed is broken.

Flame lily (Gloriosa superba) is a climbing flowering plant also known as the tiger claw, fire lily, and creeping lily. Flame lily attracts sunbirds and butterflies. This plant is extremely toxic when ingested.

The barbados nut (Jatropha curcas) plant is cultivated throughout the world for ornamental uses because of its rapid growth. Since cattle will not consume the leaves, it works very well as a living fence around grazing areas. Oil is extracted from the nuts and used as a torch fuel and burns so well that the fires are not affected by strong winds!

True to this plant's reputation, consumption of turkey berry can be extremely toxic to dogs, and warrants immediate veterinary attention. All parts of these plants contain several toxic substances which can cause loss of appetite, excessive drooling, vomiting, diarrhea, dilated pupils, confusion, behavioral changes, and weakness. In more severe cases, difficulty breathing, a lowered heart rate, coma, or even death may occur, so treat it as a medical emergency if your pet has come into contact with this plant.

Rubber tree (Hevea brasiliensis) is a tropical evergreen tree that will grow to 43 m tall. When cut, it secretes a milky latex liquid that is used to make rubber. Can live up to 100 years old. Native to the Amazon rainforests and commonly found growing in low-altitude moist forests and wetlands. It produces fruit that when ripe bursts open to disperse its seeds up to 30 m or further for reproduction.

Asthma-plant (Euphorbia hirta) is a ground-hugging spurge weed whose branches can grow to 61 cm long. It blooms from summer through early fall, dying off after the first frost. A milky sap will seep from broken stems or leaves. It can be a nuisance weed that reproduces rapidly.

Argemone mexicana has been naturalized in many parts of the world. It is extremely tolerant of drought and poor soil, but is poisonous to grazing animals. Its seed pods secrete a pale yellow latex when cut open. In India, the mexican prickly poppy is used in the Holika Dahan festival, in which adults and children worship by offering flowers.

Golden dewdrops (Duranta erecta) is an ornamental sprawling shrub commonly found in subtropical and tropical gardens all over the world. Its gentle purple blossoms are often visited by butterflies and hummingbirds. Golden dewdrops is considered a weed in Australia, South Africa and certain parts of East Asia.

Mexican fireplant is native to tropical America, but it has been naturalized in other tropical and subtropical regions in the world. *Euphorbia heterophylla* is a poisonous plant to humans and livestock. It contains a toxic milky sap which can cause strong skin irritation.

Jatropha gossypiifolia, commonly known as bellyache bush, black physicnut or cotton-leaf physicnut, is a species of flowering plant in the spurge family, Euphorbiaceae. The species is native to Mexico, South America, Gujarat State (India) and the Caribbean islands. It is a declared noxious weed in Puerto Rico and is naturalised in northern Australia, including Queensland where it is listed as a Class 2 declared pest plant. It grows to 2.5 to 4 m high. The three lobed leaves are purple and sticky when young and become bright green with age. The small red flowers with yellow centres appear in clusters. These are followed by cherry-sized seed pods that are poisonous. Powdery mildew fungal disease was reported. There are many common names for Jatropha gossypiifolia including: bellyache-bush, black physicnut, and cotton-leaf physicnut in English; pinon negro, pinon colorado, and tua-tua in Spanish; medicinier noir and medicinier rouge in French; mamoninha and peao-roxo in Brazil; jarak merah and sibidigua in India.

Clematis viticella species are mildly to moderately toxic to dogs. All parts of most italian leather flower plants contain a strong irritant that, if eaten, causes excessive salivation and loss of appetite. This may progress to vomiting or diarrhea. More severe symptoms are possible but very rare, as these plants tend to be extremely distasteful to dogs, and so it's not often eaten in large quantities. Seek veterinary attention if your dog is experiencing the stronger symptoms.

Rosary Pea is among the world's top 10 most poisonous plants. Ingesting a single seed of this plant can be fatal. However, these seeds are prized for making both jewelry and musical instruments.

Resin spurge (Euphorbia resinifera) can be found living in the densely forested regions of Morocco. This species is incredibly easy to grow and can tolerate many soils, even if they're dry and nutrient-deficient. This makes it a prime choice for use as a houseplant. However, it can cause a rash if mishandled.

The heart of jesus plant has a name that implies purity, but it is actually toxic. Like other Caladiums, its sap is extremely irritating when eaten or even just applied to the skin. A painful, itchy rash breaks out on contact. That rash is essentially what a person who ingests it will experience as well, except inside of their mouths and all the way down their digestive tracts. Besides a great deal of pain and irritation, this causes severe nausea, excessive salivation, vomiting and diarrhea, and also significant swelling in many cases. Keep this plant away from children.

Annual mercury (Mercurialis annua) is a flowering plant that is native to North Africa, Europe, and the Middle East but has also been introduced in many other places around the world. Annual mercury grows easily in a variety of environments, including areas disturbed by human activity.

If either ingested or touched, dieffenbachia can cause negative reactions. The symptoms range from moderate to severe and can be dangerous if airways are blocked. Due to the calcium oxalate contained in this plant, its leaves and sap have toxic properties. When ingested, they can induce symptoms such as lip and tongue swelling, drooling, speech loss, and difficulty breathing; when touched, they can cause a painful skin rash or eye irritation. Since these plants are often found indoors as decorative plants, be careful when keeping them around small children. Always wear gloves when handling this plant.