In Calocedrus and Platycladus, only a single series of inverted vascular bundles were generated in the adaxial side of the bract scale;
在苞鳞中只形成一组倒转的维管束，如侧柏属和翠柏属；
In Calocedrus and Platycladus, only a single series of inverted vascular bundles were generated in the adaxial side of the bract scale;
在苞鳞中只形成一组倒转的维管束，如侧柏属和翠柏属；
应用推荐