Thyrsostachys siamensis

Long-sheath Bamboo
Scientific classification
Kingdom: Plantae
(unranked): Angiosperms
(unranked): Monocots
(unranked): Commelinids
Order: Poales
Family: Poaceae
Tribe: Bambuseae
Genus: Thyrsostachys
Species: T. siamensis
Binomial name
Thyrsostachys siamensis
Gamble
Synonyms[1]
  • Arundarbor regia (Munro) Kuntze
  • Arundinaria siamensis Kurz [Invalid]
  • Bambusa regia Thomson ex Munro
  • Bambusa siamensis Kurz ex Munro [Invalid]
  • Thyrsostachys regia (Munro) Bennet

The Thai Bamboo, (Thyrsostachys siamensis), is one of two bamboo species belonging to the Thyrsostachys genus. It grows up to 7 to 13m tall. It is native to Yunnan, Myanmar, Laos, Thailand, Vietnam and naturalised in Sri Lanka, Bangladesh, Malaysia. The plant is also known as Monastery bamboo, Umbrella bamboo, Thai umbrella bamboo, and Umbrella-handle bamboo.

Appearance

Culm is bright green when young, which becomes yellowish green in mature and turns yellowish brown when drying. Young shoots are purplish green in color. Culm is straight. Branching only at top. Aerial roots absent. Internode length is 15–30 cm, and diameter is 3–8 cm. Culm walls are very thick which is almost solid with a very small lumen. Node prominent.

Culm sheath is yellowish green in young plants turns straw colored when mature. It is cylindrical with a triangular blade. Length of the sheath proper is 12.5–17 cm in length and 10–13 cm wide. Blade length is 3–5 cm. Auricles are small. Upper surface of the sheath covered with hairs. Lower surface of the sheath is not hairy. Sheaths persistent.

References

  1. ↑ "The Plant List: A Working List of All Plant Species". Retrieved 3 April 2015.


This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.