Sphaeropteris lepifera, synonym Cyathea lepifera, the brush pot tree (Chinese: 筆筒樹; pinyin: bǐtǒng shù), is a tree fern that grows in the mountains of East...

A brush pot (traditional Chinese: 筆筒; simplified Chinese: 笔筒; pinyin: bǐtǒng) is a container for holding the brushes used by scribes for Chinese calligraphy...