dawn redwood

同根派生

Another example is the Dawn Redwood metasequoia, which was described as a fossil in 1941.
另一个例子是水杉，这种树在1941年是被描述为化石的。
More common in gymnosperms, such as Parkinson's Songshan category, fir, dawn redwood, silver fir and some angiosperms, such as beech, such as Yang.
多见于裸子植物，如松杉类的柏、杉、水杉、银杉以及部分被子植物，如杨山毛榉等。
The stomatal morphology and size in giant redwood are more similar to those in coast redwood than to those in dawn redwood.
北美红杉既有类似巨杉的气孔分布方式，又有类似水杉的气孔分布方式；
Most stomata locate on the abaxial surfaces of leaves in dawn redwood , and they locate on both the abaxial and adaxial surfaces of leaves in giant redwood.
巨杉叶片的远轴面和近轴面都有气孔分布,水杉的气孔主要分布在叶片的远轴面;
Economic development has spurred deforestation and pollution in surrounding provinces in central China, endangering at least 57 plant species, including the Chinese dove tree and the dawn redwood.
经济发展增加了中国中部各省的森林砍伐和环境污染，这威胁到至少57种植物，包括中国珙桐和水杉。