Poaceae
Chusquea

Chusquea spadicea Pilg.

First published in Bot. Jahrb. Syst. 27: 35 (1899)
This species is accepted
The native range of this species is Colombia. It is a bamboo and grows primarily in the wet tropical biome.

Descriptions

Distribution
Biogeografic region: Andean. Elevation range: 2700–3630 m a.s.l. Endemic to Colombia. Colombian departments: Caldas, Quindío.
Habit
Shrub.
[UPFC]

Bernal, R., Gradstein, S.R. & Celis, M. (eds.). 2015. Catálogo de plantas y líquenes de Colombia. Instituto de Ciencias Naturales, Universidad Nacional de Colombia, Bogotá. http://catalogoplantasdecolombia.unal.edu.co

Distribution
Endémica y nativa en Colombia; Alt. 2700 - 3630 m.; Andes.
Morphology General Habit
Arbusto
Conservation
No Evaluada
[CPLC]

Morphology General Habit
Perennial. Culms woody. Culm-internodes terete. Lateral branches dendroid. Branch complement many. Leaf-sheaths striately veined. Leaf-sheath oral hairs pubescent. Ligule an eciliate membrane. Collar with external ligule. Leaf-blade base with a brief petiole-like connection to sheath. Leaf-blades linear, or lanceolate; 4-8 cm long; 4-6 mm wide. Leaf-blade apex acuminate.
Morphology Reproductive morphology Inflorescences
Inflorescence a panicle. Panicle contracted; linear; 13 cm long. Spikelets solitary. Fertile spikelets pedicelled.
Morphology Reproductive morphology Inflorescences Spikelets
Spikelets comprising 2 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets oblong; laterally compressed; 10 mm long; breaking up at maturity; disarticulating below each fertile floret.
Fertile
Spikelets comprising 2 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets oblong; laterally compressed; 10 mm long; breaking up at maturity; disarticulating below each fertile floret.
Morphology Reproductive morphology Inflorescences Bracts Glume
Glumes persistent; shorter than spikelet; thinner than fertile lemma. Lower glume ovate; 2 mm long; 0.33-0.5 length of upper glume; membranous; without keels. Upper glume lanceolate; 4-6 mm long; 0.5-0.75 length of adjacent fertile lemma; membranous; without keels. Upper glume apex acute.
Morphology Reproductive morphology Flowers Florets
Basal sterile florets barren; without significant palea; attached to and deciduous with the fertile. Lemma of lower sterile floret lanceolate; 3 mm long; 0.4 length of fertile lemma; chartaceous. Lemma of upper sterile floret lanceolate; 6 mm long; chartaceous. Fertile lemma elliptic, or ovate; 8 mm long; coriaceous; without keel. Lemma apex acuminate. Palea lanceolate; 1 length of lemma; 2-keeled.
Morphology Reproductive morphology Flowers
Lodicules 3; ovate; ciliate.
Distribution
South America: western South America.
Reference
Bambuseae. Pilger 2011.
[GB]

Sources

  • Catálogo de Plantas y Líquenes de Colombia

    • http://creativecommons.org/licenses/by-nc-sa/3.0

  • 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 2023. Published on the Internet at http://www.ipni.org and https://powo.science.kew.org/
    • © Copyright 2022 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 2023. Published on the Internet at http://www.ipni.org and https://powo.science.kew.org/
    • © Copyright 2022 International Plant Names Index and World Checklist of Vascular Plants. http://creativecommons.org/licenses/by/3.0

  • Useful Plants and Fungi of Colombia

    • http://creativecommons.org/licenses/by-nc-sa/3.0