Carissa macrocarpa, the Natal plum, a shrub native to South Africa
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Cupressus macrocarpa, the Monterey cypress, a tree species, known simply as macrocarpa in Australia and New Zealand
Cupressus macrocarpa | Couma macrocarpa | Coprosma macrocarpa | Carissa macrocarpa | Alsomitra macrocarpa |
Under the International Code of Botanical Nomenclature the name C. × macrocarpa covers all intermediate forms between the two parent species, including backcrosses.