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Pleioblastus maculatus

(McClure) C. D. Chu & C. S. Chao

Ban ku zhu

gbif· cc0

President and Fellows of Harvard College

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Summary

An evergreen bamboo reaching 4 meters tall, hardy to UK zone 7. It maintains foliage year-round and grows as a hermaphrodite species pollinated by wind. This bamboo thrives in light sandy, medium loamy, or heavy clay soils with mildly acid to basic pH. It tolerates semi-shade in light woodland conditions and prefers consistently moist soil.

Description

A bamboo. It grows 3-8 m high. The culms are 2-4 cm across. There are 3 to 5 leaves on the last branch. The leaf blade is 9-19 cm long by 1-3 cm wide.

Edible Uses

The young shoots are edible but have a very bitter flavor. They must be cooked in at least one change of water before eating to make them palatable.

Traditional Uses

The shoots are edible after treatment.

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Medicinal Uses

None known

Distribution

A temperate plant. It grows in dense forests. In Sichuan and Yunnan.

Where It Grows

Asia, China,

Propagation

Surface sow seed as soon as it is ripe in a greenhouse at around 20°C; stored seed should be sown immediately upon receipt. Keep the compost consistently moist. Germination is usually fairly quick given good seed quality, though it may take 3–6 months. Prick seedlings into individual pots when large enough and grow on in light shade in a greenhouse or cold frame until ready to plant out, which may take several years. Seed is rarely available as the plants flower only at intervals of many years. Division in spring as new growth begins — take divisions with at least three canes, disturbing the main plant's roots as little as possible. Grow on in light shade in a greenhouse in a high-fertility sandy medium, misting foliage regularly until established. Plant out once a good root system has developed, which can take a year or more. Basal cane cuttings can also be used.

Other Uses

The canes are used for scaffolding in China, and in rural areas the culms serve as fencing, canopy, awning material, or for sheds and sacking. Splints made from the stems are fragile and not well suited to weaving.

Synonyms

Arundinaria chinensis C. S. Chao & G. Y. YangArundinaria kwangsiensis (W. Y. Hsuing & C. S. Chao) C. S. Chao & G. Y. YangArundinaria maculata (C. D. Chu & C. S. Chao ex K. M. Lan (1981) not Hackel (1903)Pleioblastus kwangsiensis W. Y. Hsuind & C. S. ChaoPleioblastus longispiculatus B. M. YangPleioblastus maculatus var. longitubus Li & WuSinobambusa maculata McClure

References (2)

  • Altschul, S.V.R., 1973, Drugs and Foods from Little-known Plants. Notes in Harvard University Herbaria. Harvard Univ. Press. Massachusetts. no. 47 (As Sinobambusa maculata)
  • Flora of China. Vol. 22 p 122 and Flora of China. www.eFloras.org

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