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Rhapis excelsa grows up to 4 m in height and 30 mm in diameter in multi-stemmed clumps with glossy, palmate evergreen leaves divided into broad, ribbed segments. Leaf segments are single or few in young plants and increase to a dozen or more in mature plants; segments are divided to the petiole.
The trees are dioecious. Male trees have white catkins that extend 15 to 20 cm (6 to 8 in) and dangle from twigs at the axils of the leaves. Female trees have flower spikes measuring 5 to 6 cm (2 to 2 + 1 ⁄ 4 in) long by 2 cm (3 ⁄ 4 in) wide, green with prominent styles. The fruit are long, wrinkled and fleshy with the small seeds embedded ...
Urban forest inequity, also known as shade inequity or tree canopy inequity, [1] is the inequitable distribution of trees, with their associated benefits, across metropolitan areas. [2] This phenomenon has a number of follow-on effects, including but not limited to measurable impacts on faunal biodiversity and the urban heat island effect .
Botanical illustration of a pōhutukawa sprig by Ellen Cheeseman. Pōhutukawa (Metrosideros excelsa), [2] also known as the New Zealand Christmas tree, [3] [4] or iron tree, [5] is a coastal evergreen tree in the myrtle family, Myrtaceae, that produces a brilliant display of red (or occasionally orange, yellow [6] or white [7]) flowers, each consisting of a mass of stamens.
Faustmann's formula, or the Faustmann model, gives the present value of the income stream for forest rotation. It was derived by the German forester Martin Faustmann in 1849.
"Straight Line" was the first song released by Urban in more than a full year. [7] [8] He stated that it was the "perfect first track" off his upcoming album "because it's a song born of wanting to break out of routine and feeling like somewhere along the line, life lost some colour and excitement". [9]
Urban counties saw huge gains in the early 2000s that began petering out after the Great Recession. In 2011, nearly all of the top 15 counties for population growth were large urban counties ...
Trees planted in municipal areas are subject to removal as preferences change. Urban reforestation efforts compete for money and urban land that could be used for other purposes. For example, effort placed in planting new trees can take away from maintenance of already established trees. [11]