Poaceae
Chusquea

Chusquea gracilis McClure & L.B.Sm.

First published in Fl. Ilustr. Catarin. 1(Gramin., Supl. Bambus.): 43 (1967)
This species is accepted
The native range of this species is Brazil (Santa Catarina). It is a bamboo and grows primarily in the seasonally dry 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: threatened. Confidence: confident
[AERP]

Morphology General Habit
Perennial. Culms erect; pendulous at the tip; 18 mm diam.; woody; without nodal roots. Culm-internodes terete; 16 cm long; papillose. Culm-nodes flush with internodes. Lateral branches dendroid. Branch complement many; with subequal branches. Culm-sheaths 25 cm long; 4 times as long as wide; coriaceous; antrorsely scabrous; pubescent; hairy at the base; glabrous on margins; without auricles. Culm-sheath blade inconspicuous. Leaf-sheaths keeled; puberulous. Leaf-sheath oral hairs ciliate; pale. Ligule a ciliolate membrane; 0.5 mm long; pubescent on abaxial surface; truncate, or obtuse. Collar without external ligule. Leaf-blade base with a brief petiole-like connection to sheath; petiole 0.05-0.1 cm long; petiole pubescent. Leaf-blades linear; 7.5 cm long; 3 mm wide. Leaf-blade venation with 2-4 secondary veins; without cross veins. Leaf-blade surface scaberulous; rough adaxially. Leaf-blade margins cartilaginous; scabrous. Leaf-blade apex acuminate.
Morphology Reproductive morphology Inflorescences
Flowering specimens unknown.
Distribution
South America: Brazil.
Reference
Bambuseae. McClure & Smith 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