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Maackia amurensis, commonly known as the Amur maackia, is a species of tree in the family Fabaceae that can grow 15 metres (49 ft) tall. The species epithet and common names are from the Amur River region, where the tree originated; it occurs in northeastern China, Korea, and Russia. [1] Amur maackia tolerates severe dryness, cold and heavy soils.
Amur maple is treated either as a subspecies of Acer tataricum (Tatar maple), [3] or as a distinct species in its own right, Acer ginnala. [2] [4] [5] The glossy, deeply lobed leaves of subsp. ginnala distinguish it from subsp. tataricum, which has matt, unlobed or only shallowly lobed leaves; it is separated from subsp. tataricum by a roughly 3,000 km range gap across central Asia.
Acer tataricum is a deciduous spreading shrub or small tree growing to 4–12 metres (13–39 ft) tall, with a short trunk up to 20–50 centimetres (7.9–19.7 in) diameter and slender branches. The bark is thin, pale brown, and smooth at first but becoming shallowly fissured on old plants.
The plant is a large, deciduous shrub that grows a maximum of 6 metres (20 ft) tall with stems of a maximum of 10 centimetres (4 in) in diameter. The leaves are oppositely arranged, 5–9 centimetres (2– 3 + 1 ⁄ 2 in) long and 2–4 centimetres (3 ⁄ 4 – 1 + 5 ⁄ 8 in) broad, with an entire margin, and with at least some rough pubescence.
The Amur River (Russian: река Амур) or Heilong River (Chinese: 黑龙江) [8] is a perennial river in Northeast Asia, forming the natural border between the Russian Far East and Northeast China (historically the Outer and Inner Manchuria). The Amur proper is 2,824 km (1,755 mi) long, and has a drainage basin of 1,855,000 km 2 (716,000 ...
The wildlife of Russia inhabits terrain that extends across 12 time zones and from the tundra region in the far north to the Caucasus Mountains and prairies in the south, including temperate forests which cover 70% of the country. Russia's forests comprise 22% of the forest in the world [1] as well as 33% of all temperate forest. [2]
Following the Thanksgiving holiday, the Living Desert Zoo and Gardens in Palm Desert, Calif. announced the death of Zoya, their 21-year-old Amur leopard, one of the oldest of her kind in captivity.
Tilia amurensis, commonly known as the Amur lime or Amur linden, is a species of Tilia native to eastern Asia. It differs from the better-known Tilia cordata in having somewhat smaller leaves, bracts and cymes. It is an important timber tree in Russia, China and Korea, and is occasionally planted as a street tree in cities with colder climates. [3]