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Euphorbia trigona, the African milk tree, [1] cathedral cactus, [1] or Abyssinian euphorbia, [2] is a species of flowering plant that originates from Central Africa.Somewhat common in cultivation as a houseplant or as a hedge, the species is one of the euphorbias with succulent stems and branches as an adaptation to arid climates.
Acanthocereus tetragonus is a tall, columnar cactus that reaches a height of 2–7 m (6.6–23.0 ft). Stems are dark green, have three to five angles, and are 6–8 cm (2.4–3.1 in) in diameter.
The plant occurs in Malawi, Mozambique, Zimbabwe, Zambia, Botswana, Tanzania, South Africa (in the north and east of the country), Rwanda, Uganda, Kenya and Eswatini.. It grows on dry lands and semi-savannas.
Opuntia ficus-indica, the Indian fig opuntia, fig opuntia, or prickly pear, is a species of cactus that has long been a domesticated crop plant grown in agricultural economies throughout arid and semiarid parts of the world. [3]
The cultivation of ornamental plants in gardening began in ancient civilizations around 2000 BC. [5] Ancient Egyptian tomb paintings of 1500 BC show physical evidence of ornamental horticulture and landscape design.
Selenicereus grandiflorus is a cactus species originating from the Antilles, Mexico and Central America.The species is commonly referred to as queen of the night, [2] night-blooming cereus (though these two terms are also used for other species), large-flowered cactus, sweet-scented cactus or vanilla cactus.
A germination rate experiment. Plant physiology is a subdiscipline of botany concerned with the functioning, or physiology, of plants. [1]Plant physiologists study fundamental processes of plants, such as photosynthesis, respiration, plant nutrition, plant hormone functions, tropisms, nastic movements, photoperiodism, photomorphogenesis, circadian rhythms, environmental stress physiology, seed ...
An orchid kept as a houseplant on an indoor windowsill. A houseplant, sometimes known as a pot plant, potted plant, or an indoor plant, is an ornamental plant that is grown indoors. [1]