Poaceae
Borinda

Borinda utilis (T.P.Yi) Stapleton

First published in Sida 22: 332 (2006)
This species is accepted
The native range of this species is China (Yunnan). It is a bamboo and grows primarily in the temperate biome.

Descriptions

Morphology General Habit
Perennial; caespitose. Rhizomes short; pachymorph. Culms erect; 200-400 cm long; 15-25 mm diam.; woody. Culm-internodes terete; thick-walled; 15-17 cm long; smooth; distally glabrous. Lateral branches dendroid. Bud complement 1. Branch complement several; thinner than stem. Culm-sheaths persistent; coriaceous; hispid; with tawny hairs; glabrous on margins; without auricles; glabrous on shoulders. Culm-sheath ligule 1 mm high. Culm-sheath blade lanceolate, or triangular; narrower than sheath; reflexed; 3-14 cm long; 3-14 mm wide. Leaves 1-2 per branch. Leaf-sheaths 1.5-2.5 cm long; outer margin glabrous. Leaf-sheath oral hairs lacking. Leaf-sheath auricles absent. Ligule an eciliate membrane; 1 mm long; truncate. Collar with external ligule. Leaf-blade base cuneate; with a brief petiole-like connection to sheath; petiole 0.1 cm long. Leaf-blades lanceolate; 4-10 cm long; 5-10 mm wide; chartaceous. Leaf-blade venation with 4-6 secondary veins; with distinct cross veins. Leaf-blade surface glabrous. Leaf-blade margins scabrous. Leaf-blade apex acuminate.
Morphology Reproductive morphology Inflorescences
Flowering specimens unknown.
Distribution
Asia-temperate: China.
Reference
Bambuseae. Yi 2002.
[GB]

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: threatened. Confidence: confident
[AERP]

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

    • 'The Herbarium Catalogue, Royal Botanic Gardens, Kew. Published on the Internet http://www.kew.org/herbcat [accessed on Day Month Year]'. Please enter the date on which you consulted the system.
    • 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