Poaceae
Bambusa

Bambusa jaintiana R.B.Majumdar

First published in S.Karthikeyan & al., Fl. Ind. Enum. - Monocot.: 274 (1989)
This species is accepted
The native range of this species is E. Nepal to Myanmar. It is a bamboo and grows primarily in the wet tropical biome.

Descriptions

Extinction risk predictions for the world's flowering plants to support their conservation (2024). Bachman, S.P., Brown, M.J.M., Leão, T.C.C., Lughadha, E.N., Walker, B.E. https://nph.onlinelibrary.wiley.com/doi/full/10.1111/nph.19592

Conservation
Predicted extinction risk: not threatened. Confidence: low confidence
[AERP]

Morphology General Habit
Perennial; caespitose; clumped densely. Rhizomes short; pachymorph. Culms erect; 800-1200 cm long; 20-35 mm diam.; woody; without nodal roots. Culm-internodes terete; thin-walled; 40 cm long; distally mealy, or glabrous. Culm-nodes flush with internodes. Lateral branches dendroid. Buds or branches present on lower quarter of culm. Branch complement several. Culm-sheaths persistent; 14 cm long; 1 times as long as wide; glabrous; auriculate; with unequal auricles; with 10-20 mm wide auricles, or 20-50 mm wide auricles; setose on shoulders; shoulders with curved hairs; shoulders with 3-10 mm long hairs. Culm-sheath ligule 0.5-2 mm high; entire. Culm-sheath blade ovate; demarcated but persistent; erect; 12 cm long. Leaves cauline. Leaf-sheaths glabrous on surface; outer margin glabrous. Leaf-sheath oral hairs setose; erect and deciduous; 3-10 mm long. Leaf-sheath auricles falcate; 1-3 mm long. Ligule an eciliate membrane; 1 mm long; truncate. Collar with external ligule. Leaf-blade base with a brief petiole-like connection to sheath. Leaf-blades lanceolate; 15-25 cm long; 15-23 mm wide. Leaf-blade margins scabrous. Leaf-blade apex acuminate.
Morphology Reproductive morphology Inflorescences
Flowering specimens unknown.
Distribution
Asia-tropical: India.
Reference
Bambuseae. Stapleton 2002.
[GB]

Sources

  • Angiosperm Extinction Risk Predictions v1

    • Angiosperm Threat Predictions
    • http://creativecommons.org/licenses/by/4.0

  • GrassBase - The Online World Grass Flora

    • Clayton, W.D., Vorontsova, M.S., Harman, K.T. and Williamson, H. (2006 onwards). GrassBase - The Online World Grass Flora.
    • http://creativecommons.org/licenses/by-nc-sa/3.0

  • Herbarium Catalogue Specimens

    • Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/3.0/

  • Kew Backbone Distributions

    • The International Plant Names Index and World Checklist of Vascular Plants 2024. Published on the Internet at http://www.ipni.org and https://powo.science.kew.org/
    • © Copyright 2023 World Checklist of Vascular Plants. http://creativecommons.org/licenses/by/3.0

  • Kew Names and Taxonomic Backbone

    • The International Plant Names Index and World Checklist of Vascular Plants 2024. Published on the Internet at http://www.ipni.org and https://powo.science.kew.org/
    • © Copyright 2023 International Plant Names Index and World Checklist of Vascular Plants. http://creativecommons.org/licenses/by/3.0