Acer sieboldianum
Siebold subjects maple ( Acer sieboldianum )
Siebold subjects maple ( Acer sieboldianum ) is a large shrub or small tree of the genus of the maples in the family of Soapberry ( Sapindaceae ). The natural range is in Japan.
Description
Siebold subjects Maple is a 10 meters high, upright tree or shrub with thin branches and densely whitish pubescent, later often verkahlenden drives. The leaves are seven to elflappig, 6 to 9 inches wide, with a rounded outline and heart-shaped to almost truncated base. The leaf blade is cut to the center of the page or below. The lobes are oblong - ovate and pointed, the leaf margin is sharply doubly serrate. The nerves of the lower leaf surface is hairy. The petiole is 2.5 to 4 inches long, hairy at first soft, later often bare. The leaves turn in autumn coppery shiny dark red to. The yellow flowers are arranged in cymes small and on long stalks. Ovary and sepals are hairy outside. The species blooms in May. The fruits are glabrous or slightly hairy and 1.5 to 2 inches long. The wing is obtuse spread to almost horizontal.
Distribution and ecology
The distribution area is located in Japan on the islands of Hokkaido, Kyushu, Honshu and Shikoku. The species grows in cool moist forests on moderately nutrient-rich, moist to moist, well drained, acidic to neutral, sandy- gravelly or humic - rich soils in full sun to light shade locations. The species is usually frost hardy but avoid chalky surfaces.
Systematics and history of research
Siebold subjects maple ( Acer sieboldianum ) is a species in the genus of the maples (Acer) in the family of Soapberry ( Sapindaceae ). There he is assigned to the section Palmata, serial Palmata. The first description was in 1865 by Friedrich Anton Wilhelm Miquel in the Annales Musei Botanici Lugduno - Batavi. Amsterdam.
Use
The species is rarely used because of their exceptional autumn color as ornamental tree.