Chrysopogon zizanioides (L.) Roberty
  • Bull. Inst. Franç. Afrique Noire, A
  • Vetiver


Cite taxon page as 'WFO (2021): Chrysopogon zizanioides (L.) Roberty. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-0000859932. Accessed on: 28 Sep 2021'

General Information

Tussocky perennial; roots stout, aromatic. Culms robust, 1–2.5 m tall, ca. 5 mm in diam. Leaf sheaths glabrous, lower sharply keeled and imbricate in fanlike clusters; leaf blades linear, pale green, stiff, 30–90 × 0.5–1 cm, pilose on adaxial surface toward base, otherwise glabrous; ligule a scarious rim. Panicle oblong in outline, 20–30 cm, usually contracted, purplish; branches numerous, lowermost 5–20 cm, bare at base, smooth or slightly scaberulous; racemes slender, with 5–13 spikelet pairs and a terminal triad; internodes and pedicels slightly scabrid. Sessile spikelet linear-lanceolate to almost linear, 4–5 mm; callus rounded, subglabrous; lower glume muricate, 3–5-veined, veins spinulosely aculeate, apex acute; upper glume spinulosely aculeate on keel, not awned; upper lemma slightly 2-toothed, awnless or mucronate; mucro 0–2 mm, not exserted. Pedicelled spikelet staminate, sparingly aculeolate or almost smooth. Fl. and fr. Aug–Oct. 2n = 20.

  • Provided by: [A].Flora Of CHina @ efloras.org
    • Source: [
    • 3
    • ]. 

    Morphology

    Perennial up to 200 cm high or more; culms erect, the nodes all concealed within the leaf sheaths; ligule a scarious rim; leaf laminas up to 90 cm × 4–20 mm, linear.

  • Provided by: [B].Plants Of the World Online Portal - FZ
    • Source: [
    • 2
    • ]. 

    Panicle up to 30 cm long or more, oblong, contracted; main axis smooth and glabrous; whorls 6–10 each with up to 20 racemes; racemes very slender; rhachis internodes as long as or slightly longer than the spikelets, glabrous; pedicels shorter than the sessile spikelets, glabrous.

  • Provided by: [B].Plants Of the World Online Portal - FZ
    • Source: [
    • 2
    • ]. 

    Pedicelled spikelet sparingly aculeolate or almost smooth, male; inferior lemma as for the sessile spikelet; superior lemma acute, entire; anthers c. 2.5 mm long.

  • Provided by: [B].Plants Of the World Online Portal - FZ
    • Source: [
    • 2
    • ]. 

    Sessile spikelet linear-lanceolate, variable in colour (yellowish, olive, violet-brown, purplish); callus up to 1 mm long, obtuse, glabrous; inferior glume muricate on the back; superior glume spinulose on the keel; inferior lemma as long as the glumes, acute, retrorsely ciliate; superior floret bisexual, the lemma up to 3 mm long, narrow, oblong-lanceolate, mucronate, glabrous; anthers 2–3 mm long.

  • Provided by: [B].Plants Of the World Online Portal - FZ
    • Source: [
    • 2
    • ]. 

    Distribution Map

     
    • Introduced distribution
    Introduced into
    • Southern America Brazil Bahia
    • Rio de Janeiro
    • São Paulo

    Other Local Names

    NameLanguageCountry
    VetiverPortuguese
    Capim VetiverPortuguese
    PatchuliPortuguese

     Information From

    Flora Of CHina @ efloras.org
    http://www.efloras.org/flora_page.aspx?flora_id=2
    'Flora of China @ eFloras (2008). Published on the Internet http://www.efloras.org/flora_page.aspx?flora_id=2 [accessed August 2016]' Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
    • A Missouri Botanical Garden
    Plants Of the World Online Portal - FZ
    https://www.kew.org/science/who-we-are-and-what-we-do/strategic-outputs-2020/plants-of-the-world-online
    http://www.plantsoftheworldonline.org/terms-and-conditions
    • B
    Brazilian Flora 2020 project - Projeto Flora do Brasil 2020
    http://floradobrasil.jbrj.gov.br
    Brazil Flora G (2014): Brazilian Flora 2020 project - Projeto Flora do Brasil 2020. v393.147. Instituto de Pesquisas Jardim Botanico do Rio de Janeiro. Dataset/Checklist. doi:10.15468/1mtkaw
    • C Group Brazil Flora, REFLORA Program
    Poaceae
    • D CC0 1.0 Universal (CC0 1.0).
    World Flora Online consortium
    http://www.worldfloraonline.org/organisation/WFO
    World Flora Online Data. 2018.
    • E CC0 1.0 Universal (CC0 1.0).