What's the difference between Torreya grandis and yew?

Torreya grandis, also known as Torreya grandis, is an evergreen tree of the Taxus family, and is a unique economic tree species in China. It mainly grows in Zhejiang, Anhui, Fujian, Jiangsu, Guizhou, Hunan and Jiangxi provinces south of the Yangtze River, among which Zhejiang Fengqiao Torreya grandis, Anhui Taiping Torreya grandis and Jiangxi Yushan Torreya grandis (fruit) are the most famous. The fruit is a treasure of dried fruit, which is rich in protein and a variety of trace elements. In addition, Torreya grandis is also a valuable traditional Chinese medicine, with insecticidal, anti-accumulation, moisturizing effect.

Torreya grandis trunk is tall, erect, lateral branches are developed, trees are graceful, branches and leaves are green, evergreen, fine leaves are whirling, strong resistance to smoke and dust, rarely attacked by diseases and insects, very rich in ornamental value, is an excellent garden and courtyard greening tree species.

Taxus belongs to the genus Taxus of Taxaceae, which are evergreen trees or shrubs, dioecious and cross-pollinated. The cones are small, solitary in the axils of leaves and bloom in early spring. The male cones are stipitate, scaly heads with 6 to 14 stamens; the female cones have a terminal ovule, with discoid beads at the base and several bracts in the lower part. Seeds nutlike, globose, inserted in red fleshy cup-shaped aril, maturing that year.

Is a typical negative tree species. Often located in the second and third layers of trees under the canopy, scattered, there is basically no pure forest, and very few clumps are distributed. Only in the well-drained acid gray brown soil, yellow soil, yellow brown soil good growth, seedlings like shade, avoid the sun. Its seed coat is thick and is in a state of deep dormancy. It can only germinate after two winters and one summer in the natural state, and the ability of natural regeneration is weak. Paclitaxel and its derivatives extracted from Taxus plants are one of the best anticancer drugs in the world and have high development and utilization value.

There are 11 species of Taxus in the world, distributed from temperate to tropical regions of the northern hemisphere. There are 4 species and 1 variety in China: Taxus mairei, Taxus yunnanensis, Taxus chinensis var. mairei Xizang, Taxus chinensis var. mairei and Taxus mairei.