species-tham

Thamnocalamus - High altitude bamboos, generally having very thin, elegant leaves, which are carried on numerous branches. The older culms will arch pleasingly, under the weight of the fine foliage. All are clump forming and grow to 3-5m high.

- crassinodus	Culms medium, grey-bloomy at first, becoming yellowish-green & red tinted where exposed to sun. It has a noticeable swelling above the nodes. Leaves small. Not so hardy as the following cultivars.
- - ‘Kew Beauty’	Culms medium, developing a reddish colouring in the parts exposed to sunlight. Leaves small. It's leaves, and those of the next two cultivars, are the smallest of all the taller bamboos in cultivation.
- - ‘Langtang’	Culms medium, becoming yellowish-green where exposed to sun. Leaves small and usually slightly smaller than those of - crassinodus ‘Merlyn’, which this bamboo closely resembles.
- - 'Merlyn'	Culms medium, becoming yellowish-green where exposed to sun. Leaves small. The leaves of this bamboo and the previous two cultivars are the smallest of all the taller bamboos in cultivation.
- spathiflorus	Culms medium, grey-bloomy at first, becoming pale green, and reddish- purple where exposed to sunlight. Leaves small. A choice species preferring shade and shelter.
- tessellatus	Culms medium but stout for their length, yellowish-green, and dull purple in the upper parts. Leaves small, grey-green and thicker textured for the genus. This is the only bamboo native to South Africa.