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Vachellia xanthophloea (previously Acacia xanthophloea) is a tree in the family Fabaceae, commonly known in English as the fever tree. [3] This species of Vachellia is native to eastern and southern Africa (Botswana, Kenya, Malawi, Mozambique, Somalia, South Africa, Eswatini, Tanzania, Zambia, Zimbabwe).
Hura crepitans, the sandbox tree, [2] also known as possumwood, monkey no-climb, assacu (from Tupi asaku) and jabillo, [3] is an evergreen tree in the family Euphorbiaceae, native to tropical regions of North and South America including the Amazon rainforest. It is also present in parts of Tanzania, where it is considered an invasive species. [4]
Leafless; having no leaves. [20] apical At or on the apex of a structure, usually a shoot, a stem, or the trunk of a tree, e.g. an apical meristem or an apical bud. apiculate especially of leaves, ending in a short triangular point. See also Leaf shape. apiphily A form of pollination whereby pollen is distributed by honey bees. apo-
The common spangle gall on the underside of leaves and the currant gall on the male catkins or occasionally the leaves, develop as chemically induced distortions on pedunculate oak (Quercus robur), or sessile oak (Quercus petraea) trees, caused by the cynipid wasp [1] Neuroterus quercusbaccarum which has both agamic and bisexual generations.
Araucaria are mainly large trees with a massive erect stem, reaching a height of 5–80 metres (16–262 ft). The horizontal, spreading branches grow in whorls and are covered with leathery or needle-like leaves. In some species, the leaves are narrow, awl-shaped and lanceolate, barely overlapping each other; in others they are broad and flat ...
The lines connecting elements are called "branches". Nodes without children are called leaf nodes, "end-nodes", or "leaves". Every finite tree structure has a member that has no superior. This member is called the "root" or root node. The root is the starting node. But the converse is not true: infinite tree structures may or may not have a ...
Wiliwili trees grow to a height of 4.5–9 m (15–30 ft) with a gnarled and stout trunk that reaches 0.3–0.9 m (0.98–2.95 ft) in diameter. The bark is smooth, slightly fissured, and covered in gray or black spines up to 1 cm (0.39 in) in length.
Ulmus pumila, the Siberian elm, is a tree native to Asia.It is also known as the Asiatic elm and dwarf elm, but sometimes miscalled the 'Chinese elm' (Ulmus parvifolia). U. pumila has been widely cultivated throughout Asia, North America, Argentina, and southern Europe, becoming naturalized in many places, notably across much of the United States.