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Fraxinus velutina, the velvet ash, Arizona ash or Modesto ash, is a species of Fraxinus native to southwestern North America, in the United States from southern California east to Texas, and in Mexico from northern Baja California east to Coahuila and Nuevo León.
Terana caerulea (or Terana coerulea), commonly known as the cobalt crust fungus or velvet blue spread, is a saprobic crust fungus in the family Phanerochaetaceae. Usually found in warm, damp hardwood forests on the undersides of fallen logs and branches of deciduous trees, this unique fungus has been described as "blue velvet on a stick".
European ash in flower Narrow-leafed ash (Fraxinus angustifolia) shoot with leaves. Fraxinus (/ ˈ f r æ k s ɪ n ə s /), commonly called ash, is a genus of plants in the olive and lilac family, Oleaceae, [4] and comprises 45–65 species of usually medium-to-large trees, most of which are deciduous trees, although some subtropical species are evergreen trees.
Fraxinus latifolia is a medium-sized deciduous tree that can grow to heights of 20–25 metres (65–80 feet) in height, with a trunk diameter of 40–75 centimetres (16–30 inches) in its 100−150-year average life span. [4]
Abutilon theophrasti, also known as velvetleaf, velvet plant, velvetweed and the Chinese jute [1] is an annual plant in the family Malvaceae that is native to southern Asia and it serves as a type species of the genus Abutilon. [2] Its specific epithet, theophrasti, commemorates the ancient Greek botanist-philosopher Theophrastus. [3]
Neltuma velutina (formerly Prosopis velutina), commonly known as velvet mesquite, is a small to medium-sized tree. [ 1 ] [ 2 ] [ 3 ] It is a legume adapted to a dry, desert climate. Though considered to be a noxious weed in states outside its natural range, [ 4 ] it plays a vital role in the ecology of the Sonoran Desert .
Fraxinus americana, the white ash or American ash, is a fast-growing species of ash tree native to eastern and central North America. White ash trees are threatened by the invasive emerald ash borer .
Within the ash populations that were sampled, 50% of the trees had crown die-back of 10% or more caused by ash yellows. [19] In a different study that looked at the annual increase of ash yellows in six populations of white ash in New York , the average annual increase in disease incidence was found to be 4.5%. [ 20 ]