Acer mandshuricum
Manchurian Maple ( Acer mandshuricum )
The Manchurian Maple ( Acer mandshuricum ) is a large shrub or small tree of the genus of the maples in the family of Soapberry ( Sapindaceae ). The natural range is in China, Korea and eastern Russia.
Description
The Manchurian Maple is a shrub or tree to 10 meters high with smooth gray bark and glabrous stems. The leaves are trifoliate, the paper-like leaves are 5-10 inches long, oblong- elliptic to oblong- ovate, pointed with serrated edge. The terminal leaflet is stalked 5 to 10 millimeters long, the lateral leaflets are sessile or have stalks of about 2 millimeters in length. The top is dark green, hairless underside of the blue-green and up to the midrib. The petiole is 6-10 cm long and red. The leafing out very early and are colored red in autumn. The greenish yellow, unisexual, five petals stand in groups of three. They bloom in June. The fruits are 3 to 3.5 inches long, thick and hairless. The wing is blunt or right angle spread. The yellowish brown fruits ripen in September. The chromosome number is.
Distribution and ecology
The distribution area is located in the Chinese provinces of Gansu, Heilongjiang, Jilin, Liaoning and Shaanxi, in Korea and in the Amur region in eastern Russia. The Manchurian Maple grows in 500-2300 meters above sea level in biodiversity-rich forests on fresh to moist, acidic to neutral, sandy to loamy humus - rich soils in light to partial shade. He is only moderately frost hardy.
Systematics and history of research
The Manchurian Maple ( Acer mandshuricum ) is a species of the genus maples ( Acer) in the family of Soapberry ( Sapindaceae ). There he is assigned to the section Trifoliata series mandshurica. The first description was in 1867 by Karl Johann Maximowicz in the Bulletin de l' Academie Imperiale des Sciences de Saint- Pétersbourg.
Use
The species is rarely used due to their impressive autumn color as ornamental tree.