Prickly pear (Opuntia ficus-indica) is a flowering cactus native to Mexico. Prickly pear is a widely domesticated species grown for agricultural purposes in arid climates throughout the world. This species is edible and planted widely as a fruit and vegetable crop. Prickly pear is commercially valued as food, animal fodder, an adobe ingredient, and is also planted to control soil erosion.

The artillery plant is often utilized as a groundcover or an ornamental in many landscapes. It's commonly named the "artillery plant" because the males generally produce pollen in an explosive way. It grows best in a humid environment in partial shade or indirect sunlight. It's a particularly popular plant in indoor rock gardens.

Moss rose is an ornamental flowering semi-succulent plant native to South America. Gardeners can cultivate this easy-to-grow plant in annual flowerbeds, in containers, or in hanging baskets because of its trailing habit. Different cultivars have been selected and propagated for achieving striking variations in color, shape, and petal number of the flowers.

Buttercup tree is a tropical tree native to South and Central America. It is cultivated for its many uses. The fiber that can be found in its seeds is used as stuffing materials for pillows. Some parts of the tree like its bark and seeds are harvested to produce drinks, gum, oil, and wood.

The silver inch plant is a popular trailing plant known for its attractive foliage with zebra-like stripes of green, silver, and purple. Tradescantia zebrina is very easy to care for and can be hung or placed indoors. The plant grows fast; the creeping stems bear roots along the way, making it suitable as ground cover.

Portulaca oleracea, colloquially known as common purslane, is an annual succulent species with reddish stems and tiny yellow, five-petal flowers. It is used for culinary purposes in various parts of the world, most often raw, in salads. Common purslane is also a good companion plant for crops that thrive in moist soils.

Star of Bethlehem (Hippobroma longiflora) is a perennial, herbaceous plant whose blossoms look similar to jasmine flowers but are not fragrant. Produces a milky white sap that is highly toxic and irritating to the skin. Contact with the eyes can cause blindness. Avoid handling this plant with bare hands.

Four o'clock flower (Mirabilis jalapa), also known as the marvel of Peru, is a perennial, herbaceous, bushy plant with fragrant, showy flowers, commonly cultivated for ornamental purposes. During bloom time, its flowers are closed most of the day; they open between four and eight o'clock, hence the common name four o'clock flower.

Papaya is a fruit-bearing plant that originates from Central America. The fruits are edible and sweet and juicy when ripe. An enzyme collected from the milky sap is used as a meat softener, which if ingested may be toxic. Keeping a papaya plant in your garden will welcome many birds to your landscape.

The heart of jesus is a poisonous leafy plant. Its paper-thin, heart-shaped leaves lend the plant its common nickname, along with names like "angel wings" and "elephant ear." Though native to South America, its primary hub of cultivation is now around Lake Placid, Florida, where it has become a popular centerpiece for an annual festival.

The pepper are commonly used for cooking in places such as the Southern U.S. and Central America. Most are moderately spicy, though because there are so many variants, the spice level can vary dramatically. Cayenne powder is also a popular seasoning product made from pepper plants.

Cassava (Manihot esculenta) comes from South America but has become a major source of carbohydrates for many peoples around the world. This is especially true in low-income areas since it is cheap to grow. Only when properly cooked the starchy root of it is edible. The rest of the plant is poisonous if eaten. Cassava's natural starches are also useful in laundry products, and it is under investigation as a source of biofuel as well.

The prayer plant is a common houseplant and is known as a prayer plant due to it raising its leaves in a prayer motion during the evening. This plant requires indirect sunlight, high humidity and minimum temperatures of 15 ℃.

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.

Sulfur cosmos (Cosmos sulphureus) is an annual flowering plant native to Mexico, Central America, and South America. Though widely used as an ornamental plant, sulfur cosmos is considered an invasive species in the United States. It attracts bees and butterflies, including the notable monarch butterfly.

The poinsettia is a common sight in the United States during Christmastime. It was popularized by Albert Ecke after he emigrated to California from Germany. Today, 70 million poinsettias are sold in a 6-week period.

The peacock flower, Barbados' national flower, is a striking ornamental plant commonly grown in public and private gardens. Although the seeds of this flower are toxic if consumed, the fruits are edible. Some parts of this plant are used as medicine by Indonesians and West Indians. This plant is toxic to dogs and cats but provides food for butterflies and bees.

Watermelon peperomia (Peperomia argyreia) is a popular houseplant and tropical species. Watermelon peperomia is considered easy to grow and great for beginners. Its common name references its leaves, which resemble the rind of a watermelon. This species thrives in indirect light and well-drained soil.

While most assume that the sweet potato vine is a potato, it is not considered nightshade. However, sweet potatoes and potatoes both belong to the order of Solanales. Its culinary use is wide and can be fried, baked or boiled.

The focal point of a dieffenbachia is the beautiful look and patterns of the foliage, which are often variegated. This plant has showy white blooms, but only flowers in perfect conditions. Use caution, because the dieffenbachia is poisonous; if the sap is ingested it can cause muteness for up to two weeks by numbing the throat and vocal cords.