“思”(鸳鸯),系用“木菌”做成。“木菌”是四川俗称,它生长条件要求得较苛刻,只见生长在枯死的并已腐朽的巨榕老本上。附图“木菌”即是笔者在87年春,采于一棵三人合抱之粗的朽榕上。这种朽榕又要正巧生长在湿度较大的环境中,才能长出木菌。其形态奇特:向下一面呈乳白色,略带浅绿色。无多大观赏价值;向上的一面呈棕 “Thinking” (mandarin duck), the Department of “bacteria” made. “Trichoderma” is commonly known as Sichuan, its growing conditions demanding more, saw the growth in dead and decadent giant Banyan old. The photo “wood bacteria” is the author in the spring of 1987, taken in a three-hugging the thick of the deciduous Ficus. This decadent bonsai happens to grow in a humid environment, in order to grow the fungus. Its unique form: milky white to the side, slightly light green. Not much ornamental value; the upward side is brown