绉脸木(土名:因外皮粗糙,树皮龟裂故得名绉脸木),中名:博兰木,学名叫,Ponamella fragilia gagnep,大戟科(Euphorbiaceae)博兰木属植物。是一种喜光灌木,常见生长在海拔高20-200米、年日照时数2400-2700的海洋气候山坡及丛林里。岛上沿海各地均有,但因光温条件各异,东北部生长苗比较小,西南部植株生长高大。资源十分丰富,是目前三亚盆景的优良树种。绉脸木虽属喜光植物,但在阴蔽条件下也能适应。叶小,圆形,叶面有光泽,花序很小,花朵长在果枝顶端,有5-6个,呈黄色,盛花期在秋季,果实大如黄豆,子房3室,每室有胚珠1粒。与柏启木同科异属。笔者多年试种对比,它比九里香、七里香、福建茶、榕树、山桔等生长快,生命力强,抗病、抗虫、抗旱,且耐涝、耐肥、耐阴。老树主干呈黑褐色,木质坚硬,树皮曲裂,根系发达,萌芽力强,移植容易成活,为制作盆景具备了良好条件。绉脸木盆景的取材,野外挖老桩成型快,而且可以找到最佳桩头。挖桩季节不论,冬春季节挖回桩头,可以露天地种,在18～22度气温条件下,长芽快,成活率高达98～100%,夏秋季节炎热,挖回桩头,经剪修留枝,然后地种或粗盆裁,加盖荫棚,长芽后拆开荫棚,加强肥水管 Crepe face wood (soil name: due to rough skin, bark crack so named crepe face wood), in the name: Pollen wood, scientific name, Ponamella fragilia gagnep, Euphorbiaceae (Porphyra) Plantia. Is a kind of hi-shrub, common growth in 20-200 meters above sea level, the annual sunshine hours 2400-2700 ocean climatic slopes and jungle. The island coasts are all over, but due to different light and temperature conditions, growth in the northeast is relatively small, southwest plant growth. Resources are very rich, is an excellent species of bonsai in Sanya. Although crepe face wood is a hi-light plant, it can adapt under the shade condition. Leaves small, round, shiny leaves, small inflorescences, flowers grow in the top of the fruiting branch, 5-6, yellow, full flowering in autumn, the fruit is as large as soybeans, ovary 3 rooms, each room has an ovule 1 grain. With Bai Kai wood with different families. The author compared the test for many years, it grows faster than Jiuli, Qilixiang, Fujian tea, banyan, orange and so on, vitality, disease resistance, insect resistance, drought resistance, and waterlogging tolerance, tolerance to shade. Old trunk dark brown, hard wood, crack bark, root developed, strong sprout, transplanting easy to survive, for the production of bonsai with good conditions. Crepe face draw wood bonsai, the field dug old pile forming fast, and can find the best pile head. Excavating the pile regardless of the season, dig back in winter and spring pile head, open-air species, in the temperature of 18 to 22 degrees, the rapid growth of the bud, the survival rate as high as 98 to 100% summer hot season, dig back pile header, the shear Maintained branches, and then species or rough potted, covered with shade shed, open the shade after the long bud, to strengthen the fertilizer pipe