Taxus cuspidata

Japanese yew (Taxus cuspidata )

The Japanese yew (Taxus cuspidata ) is a species of the genus of yew (Taxus ) in the family of Yews ( Taxaceae ).

The Japanese yew is indigenous to high altitudes in the mountains of Japan. Usually only cultivated forms are used as ornamental plants.

Description

The Japanese yew grows in their home as pyramidal, evergreen tree reaching heights of growth of up to 16 meters. The varieties grown are used in Europe as ornamental shrub. The very rigid and dornspitzigen needles are stiff laterally from, are 1.5 to 3.5 inches long and 2-3 mm wide. The needles are spirally arranged on the branch - the needles appear in the nominate arranged as a double row.

The Japanese yew is usually dioecious getrenntgeschlechtig ( dioecious ). Each seed is surrounded by a bright red seed coat ( aril ); the seeds are in clumps and can reach the size of 7-8 mm.

System

There are two or three varieties:

• Taxus cuspidata sieve. & Zucc. var cuspidata ( syn. T. baccata var microcarpa Trautv, Cephalotaxus umbraculifera sieve ex Endl. .. )
• Taxus cuspidata var nana hort. ex Rehder ( syn. T. cuspidata nana f ): It grows as a dwarf shrub and its needles do not give the impression to be arranged in two rows.

Is not generally accepted:

• Taxus cuspidata var luteobaccata Miyabe & Tatev.

Intersections

• Bechereibe (Taxus x media Rehder = Taxus baccata Taxus cuspidata x )

Swell

• Christopher J. Earle: Taxus cuspidata. In: The Gymnosperm Database. December 12, 2010, accessed on 25 October 2011 ( English).