Washingtonia robusta (Mexican washingtonia , scientific name:Washingtonia robusta) is an evergreen tree of the Arecaceae family native to North America. Washingtonia robusta(W.robusta) is close relation of Washingtonia filifera(Washington palm, a scientific name:Washingtonia filifera). The leaves of the open palm grow thick on the tip of a very high trunk. The trunk is accompanied by the leaves which white noodles-formed things are outstanding. A trunk has the dead leaves with figure such as straw raincoat without dropping.The genus name is depend on the name of 'President Washington'. It is used as the channel tree.W.robusta and Washingtonia filifera(W. filifera) are very similar to each other.
+Defference between W.robusta and W.filifera
The stem around of W. robusta is thinner than W.filifera , enlargement is seen in a base, and the W. robusta is fast-growing.
Other words, as for the W. filifera, a tree is enlarged, but the base is not enlarged. In Japan, W. robusta is almost performed planting of.
Generic name: Washingtonia Robusta , scientific name: Washingtonia robusta, aka:Mexican Washingtonia, Mexican fan palm, okinayashimodoki (old man Palm-when), onijuro (demon Palm), silagayashi (white palm), origin: Southern California-Northern Mexico, living type: evergreen trees, Height: 20-30 m, the stem diameter: 50 cm around the stem: uses, street trees, Park trees, remarks: genus name is named after the name of President Washington, stands out in the form of white in bark color: gray, leaves: palmate leaf 90 cm.