Cathaysian

基本解释

Cathaysian Flora extincted totally at the end of Permian.
华夏植物群在二叠纪末绝灭。
Chrysantha, a section of Camellia from Cathaysian flora.
华夏植物区系的金花茶组.
The Cathaysian block is more mobile in comparison with the Yangtze block.
华夏地块相对于扬子地块是比较活动的构造单元。
The cathaysian plant species are very rich and there are many endemic elements.
华夏种类丰富,特有成分多样;
South China (studying area) is composed of the Cathaysian block and the southeastern part of Yangtze block.
华南（研究区）由杨子地块东南部和华夏地块组成。