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Persea americana flowers. The species of Persea have a disjunct distribution, with about 70 Neotropical species, ranging from Brazil and Chile in South America to Central America and Mexico, the Caribbean, and the southeastern United States; a single species, P. indica, endemic to Madeira and the Canary Islands off northwest Africa; and 80 species inhabiting east and southeast Asia.
Cultivar names are written with single quotation marks around them, e.g. 'Blue Carpet' or 'Alba'. All new names established after 1 January 1959 must be in common language (that is, not in Latin), but names established in Latin prior to this date are retained in Latin form. cultivar epithet The defining part of a name that denominates a cultivar.
The avocado, alligator pear or avocado pear (Persea americana) is an evergreen tree in the laurel family . It is native to the Americas and was first domesticated in Mesoamerica more than 5,000 years ago. It was prized for its large and unusually oily fruit. [3]
Scab (fruit & leaf) Sphaceloma perseae; Seedling blight Phytophthora palmivora; Sclerotium rolfsii; Athelia rolfsii [teleomorph] Smudgy spot Helminthosporium spp. Sooty blotch Akaropeltopsis sp. Tar spot Phyllachora gratissima; Verticillium wilt Verticillium dahliae; Wood rots Fomitopsis supina. Polyporus supinus; Laetiporus sulphureus ...
In 2007, an avocado tree near Jacksonville, FL was found showing symptoms of laurel wilt, and the laurel wilt fungus was confirmed to be present in the tree. [10] Field and laboratory observations have since confirmed that the redbay ambrosia beetle will infest avocado trees, although there may be some variation in how susceptible different ...
Bauhinia racemosa, commonly known as the bidi leaf tree, is a rare medicinal species of flowering shrub with religious significance. It is a small crooked tree with drooping branches that grows 3–5 metres (10–16 ft) tall and flowers between February and May. It is native to Southeast Asia, the Indian subcontinent and China.
Allocasuarina verticillata, commonly known as drooping sheoak, [3] is a species of flowering plant in the family Casuarinaceae and is endemic to south-eastern Australia. It is a small dioecious tree that has drooping branchlets up to 400 mm (16 in) long, the leaves reduced to scales in whorls of nine to thirteen, the mature fruiting cones 20–50 mm (0.8–2 in) long containing winged seeds 7 ...
Used for leaf fungus that live on the surface of the leaf. Epiphloedal – growing on the bark of trees. Epiphloedic – an organism that grows on the bark of trees. Epiphyllous – growing on the leaves. For example, Helwingia japonica has epiphyllous flowers (ones that form on the leaves). [5] Epiphyte – growing on another organism but not ...