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.

Boscia senegalensis, commonly known as hanza, is a member of the family Capparaceae. The plant originated from West Africa. Still a traditional food plant in Africa, this little-known fruit has potential to improve nutrition, boost food security, foster rural development and support sustainable landcare. Boscia senegalensis is a perennial woody plant species of the genus Boscia in the caper family, Capparaceae. This plant is classified as a dicot. Native to the Sahel region in Africa, this evergreen shrub can grow anywhere from 2 to 4 m (6 ft 7 in to 13 ft 1 in) in height under favourable conditions. The leaves of the plant are small and leathery, reaching 12 cm × 4 cm (4.7 in × 1.6 in). B. senegalensis produces fruits, clustered in small bunches, in the form of yellow spherical berries, up to 1.5 cm (0.59 in) in diameter. These fruits contain 1–4 seeds, which are a greenish hue when mature. Boscia senegalensis is recognized as a potential solution to hunger and a buffer against famine in the Sahel region due to the variety of useful products it yields. It produces products for consumption, household needs, and medicinal and agricultural uses. Common names include: aizen (Mauritania and Western Sahara), mukheit (Arabic), hanza (Hausa), bere (Bambara), ngigili (Fulani), mandiarha (Berber), anza (Zarma) and 'taedent (Tamasheq). The fruits are also known as dilo (Hausa), bokkhelli (Arabic), gigile (Fulani) and kanduwi (Tamasheq).

White ash is a species of ash tree native to North America. Its leaves turn distinctly bright yellow or red in the autumn. *Fraxinus americana* is a fast-growing pioneer species that often inhabits riparian zones, and fragmented and disturbed habitats. It is similar in appearance to green ash (Fraxinus americana) and sometimes it is hard to tell between the two.

Found throughout Africa and into the Arabian Peninsula, umbrella thorn acacia (Vachellia tortilis) thrives in desert conditions, and its pods and leaves provide much needed food for desert animals. It is named for its umbrella shape and the thorns that grow in pairs along its branches. Many birds next in the umbrella thorn acacia, using the thorns and high branches for protection.

This tropical, fast-growing tree, the pongame Oiltree or Pongamia pinnata, produces seeds that are poisonous. In fact, the seeds were once used to make fish poison. There are no edible uses for this tree, but it is used in manufacturing.

The desert date (Balanites aegyptiaca) is an important shrub in Africa because it provides edible fruit that grows in many conditions, from arid to flooded climates and in very poor soils. The plant is also used as wood for furniture, tools, and fuel. This tree is truly multipurpose since its sticky gum is also an effective glue.

Nerium oleander, colloquially known as oleander, is a shrub or a small tree, known for its majestic pink five-lobed flowers and deep green lanceolate leaves. Oleander is one of the most poisonous popular decorative garden plants, so it is advised to keep small children and pets away from it.