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Pleioblastus gramineus (Bean) Nakai

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Credits

Article from Bean's Trees and Shrubs Hardy in the British Isles

Recommended citation
'Pleioblastus gramineus' from the website Trees and Shrubs Online (treesandshrubsonline.org/articles/pleioblastus/pleioblastus-gramineus/). Accessed 2026-05-16.

Family

  • Poaceae

Genus

Synonyms

  • Arundinaria graminea (Bean) Makino
  • Arundinaria hindsii var. graminea Bean

Glossary

midrib
midveinCentral and principal vein in a leaf.
variety
(var.) Taxonomic rank (varietas) grouping variants of a species with relatively minor differentiation in a few characters but occurring as recognisable populations. Often loosely used for rare minor variants more usefully ranked as forms.

References

There are no active references in this article.

Credits

Article from Bean's Trees and Shrubs Hardy in the British Isles

Recommended citation
'Pleioblastus gramineus' from the website Trees and Shrubs Online (treesandshrubsonline.org/articles/pleioblastus/pleioblastus-gramineus/). Accessed 2026-05-16.

Editorial Note

Bean treated this species as Arundinaria graminea. On the nomenclature of the genera included in the former Arundinaria, see the entry for that genus.

Stems up to 10 ft high, and about 14 in. diameter, at first yellowish; the central hollow very large, leaving only thin walls; joints 3 to 6 in. apart; ultimately very densely branched and leafy towards the top, and forming besom-like masses. Leaves the narrowest in proportion to their length of all hardy bamboos, being 4 to 9 in. long, but never, so far as I have observed, more than 12 in. wide; secondary nerves two to four either side the midrib.

Native of Japan, where it is known as ‘Taimin-chiku’; cultivated by Messrs Veitch in 1877, and probably introduced by John Gould Veitch during the previous decade. It forms thickets of stems of great density, but spreads rapidly, and can be increased very quickly by division. In the earlier days of its cultivation in Britain I regarded it as a variety of Pseudosasa hindsii (syn. Arundinaria hindsii), but in twenty years these two have assumed very different characters. P. gramineus is a much more slender, leafy plant, hardier, and better for gardens; the leaves are only half as wide, and the secondary veins fewer. A few stems flowered in 1948 and others in 1965–7.