Fossil gymnospermous plants of the carboniferous .

石炭纪的一个蕨类植物化石属。

Fossil gymnospermous trees or climbing plants from the devonian : seed ferns .

裸子植物化石树或攀缘植物，起源于泥盆纪；种子蕨。

Any of various mostly needle-leaved or scale-leaved , chiefly evergreen , cone-bearing gymnospermous trees or shrubs such as pines , spruces , and firs .

针叶树任一种生针状或鳞状叶常绿的、结球果的裸子树木或灌木，例如松树、云杉和冷杉。