Blood sandalwood, also known as Zambian rosewood, has not been listed in the national standard for 29 kinds of redwoods belonging to 5 genera, 8 categories, and belongs to hardwood. Mahogany is a general term for high-grade and expensive furniture materials in China. Mahogany is a tropical plant of Leguminosae and Pterocarya. Originally referred to as red hardwood, there are many varieties. 5 genera, 8 classes and 33 main varieties.

20 17,65438 On February 29th, the National Standards Committee issued an announcement that GB/T18107-2017 Redwood will replace the original national standard of Redwood (the standard number is GB/T/kloc.

The mahogany standard was put forward by the State Forestry Administration, centralized by the China Wood Standardization Technical Committee, and drafted by the Wood Industry Research Institute of the Chinese Academy of Forestry. The industry leader of mahogany thinks that the range of mahogany is defined as 5 genera, 8 categories and 29 main varieties in the national standard.

Extended data

Let's start with 5 genera, 8 categories and 33 species of redwoods:

Five genera are named after dendrology genera, namely Pterocarya stenoptera, Dalbergia, Persimmon, Crotalaria and Aralia. Eight categories of wood are named after their trade names, namely rosewood, rosewood, rosewood, rosewood, rosewood, ebony, ebony, striped ebony and wingwood. At the same time, redwood refers to the heartwood of these 5 genera and 8 categories of wood, and heartwood refers to the central part of the tree without living cells.

These 33 tree species are sandalwood rosewood, Vietnamese rosewood, Andaman rosewood, hedgehog rosewood, Indian rosewood, big fruit rosewood, purse rosewood, bird's foot rosewood, Dalbergia odorifera, knife-shaped black rosewood, black rosewood, broadleaf rosewood, Lushi black rosewood, African black rosewood, Brazilian black rosewood, and black rosewood.

33 tree species became 29 tree species.

With the introduction of the new national standard, the most concerned is the change of tree species. Compared with the previous national standard of "five genera, eight categories and thirty-three species",

1, red sandalwood and Vietnamese red sandalwood are all red sandalwood, which are recognized as synonyms for big-fruit red sandalwood, but are not included in redwood trees;

2. Black Dalbergia in Dalbergia is recognized as a synonym for knife-shaped black Dalbergia, which is not included in redwood trees;

3. Pengsai ebony, a persimmon ebony, was cancelled;

4. In addition, ebony originally belonging to persimmon is classified as striped ebony;

5. Change Sabina from Chiroptera to Cassia.

Baidu encyclopedia-blood sandalwood

Baidu encyclopedia-mahogany standard