Musa basju sibu. etzncc。 [Alias] The sky is blue and the fairy is lost. [Genus and morphology] Musaceae, Musa. Evergreen large perennial vegetation. The stems are 3 ~ 4m high, unbranched and clustered. The leaves are very big, 3 meters long and 40 centimeters wide. They are rectangular, with thick main veins and parallel sides. The surface of the leaves is light green, and the back of the leaves is pink and white. In summer, there will be a big pale yellow flower on the leaves. "Afforestation is like a tree, quality is not wood, lofty and shady", which is the image description of the shape, quality and posture of banana by predecessors. [Growth Habits] Bananas are native to tropical East Asia. Thermophilic, weak cold tolerance, strong stem meristem ability, strong semi-negative tolerance, strong adaptability and fast growth. [Usage] Bananas are most suitable for planting in the corner of a small courtyard or by the wall in front of a window or by a rockery. Should not be planted in rows, should be scattered or clustered. The shade is like a hood, which makes people feel cool in summer. Banana belongs to Musaceae and is a perennial herb evergreen tree. Its ecology is peculiar, there is no main root, only adventitious roots extracted from underground stems; There is no stem, only a "false stem" formed by overlapping layers of pressed imbricate leaf sheaths, which plays a supporting and guiding role. Banana flower is a complete flower, arranged on a compound ear. Usually, the flower at the base of floral axis has developed and borne fruit, while the top is still blooming. The ear of banana is divided into 6- 12 fruit segments, and each fruit segment has 5-20 fruit fingers (that is, a single banana). There are about 200 bananas in a string, weighing four or five kilograms. Because most of the cultivated bananas are parthenocarpic and have no seeds, they are propagated by sucking buds and underground bulbs. There are many kinds of bananas, and the variation is complex. There are more than 50 species and 300 cultivated varieties in the world. According to the use, it can be divided into three categories: ornamental bananas, such as canna, safflower banana and Ryukyu banana. Followed by fruits and vegetables bananas, divided into bananas and bananas. Many countries in the world eat bananas as food or vegetables. The third kind is fiber banana, with tall and thin stems and flexible fibers, which can be used as raw materials for hemp fabrics, so it is also called hemp banana and is mostly produced in the Philippines.