Bromus madritensis L.
  • Cent. Pl. I : 5 (1755) 
  • Brome de Madrid


Cite taxon page as 'WFO (2023): Bromus madritensis L. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-0000855936. Accessed on: 04 Dec 2023'

Local Descriptions

Order descriptions by:

General Information

Annual. Culms loosely tufted, simple, erect or geniculately ascending, 40–60 cm tall, glabrous. Leaf sheaths hairy, at least the lower; leaf blades linear-lanceolate, flat, ca. 20 cm × 2–4 mm, glabrous or pubescent, margins scabrid, apex acuminate; ligule 1.5–4 mm. Panicle dense or slightly lax, erect, 4–15 × 2–6 cm; branches 2–3 per node, 1–3 cm, hairy, sometimes branched. Spikelets oblong, flabellate at maturity, 35–60 mm, florets 6–13, lax; lower glume subulate, 6–11 mm, 1-veined, upper glume linear-lanceolate, 10–16 mm, 3-veined; lemmas oblong, 12–19 × 3–3.5 mm in side view, 7-veined, glabrous or pubescent, margins inrolled, apex acuminate, 2-toothed; awn 12–18 mm, straight or weakly recurved; palea shorter than lemma. Stamens 2, anthers ca. 1 mm. Fl. May–Aug. 2n = 14, 28.

  • Provided by: [C].Flora of China @ efloras.org
    • Source: [
    • 1
    • ]. 

    Morphology

    Tufted slender annual 120-350(-600) mm high. Leaf blade 80-200 x 2-5 mm. Inflorescence contracted and dense to open, branching visible; lower branches with 1-2 spikelets, pedicels and branches shorter than spikelets, straight, robust; culm glabrous or minutely hairy below inflorescence. Spikelet 10-25(60) (including awns) x 4-5 mm, moderately laterally compressed; becoming wedge-shaped with age, hairy; lower glume 1-nerved; upper glume 14-20 mm long, 3-nerved; lemma 12-15(20) mm long, rounded on back, hairy, margins hyaline, apex distinctly bifid, acuminate, awned from well below apex; awn 15-20 mm long erect to recurved; palea ciliate on keels, glabrous between keels; callus scar circular; anthers 0.5-1.0 mm long.

  • Provided by: [B].e-Flora of South Africa
    • Source: [
    • 3
    • ]. 

    10–30(–50) cm hoch, kahl oder zerstreut behaart. Blätter 4–8 mm breit. Blatthäutchen bis 3 mm lang, fein zerschlitzt. Rispe 5–15 cm lang, dicht, aufrecht, Äste schief aufrecht, meist 5–20 mm lang. Diese ohne die Grannen 2–3 cm lang. Deckspelze 12–2

  • Provided by: [A].Flora Helvetica – Illustrierte Flora der Schweiz
    • Source: [
    • 4
    • ]. 

    Ecology

    4–6. Wegränder, Bahnareale, Trockenplätze, kollin. CH vereinzelt adventiv.

  • Provided by: [A].Flora Helvetica – Illustrierte Flora der Schweiz
    • Source: [
    • 4
    • ]. 

    Habitat

    Weedy places.

  • Provided by: [B].e-Flora of South Africa
    • Source: [
    • 3
    • ]. 

    Distribution

    Naturalised from southern and western Europe, eastwards to Afghanistan. Introduced and naturalised worldwide. WC (Somerset West).

  • Provided by: [B].e-Flora of South Africa
    • Source: [
    • 3
    • ]. 
    Flora of China @ efloras.orgGeneral Information

    Annual. Culms loosely tufted, simple, erect or geniculately ascending, 40–60 cm tall, glabrous. Leaf sheaths hairy, at least the lower; leaf blades linear-lanceolate, flat, ca. 20 cm × 2–4 mm, glabrous or pubescent, margins scabrid, apex acuminate; ligule 1.5–4 mm. Panicle dense or slightly lax, erect, 4–15 × 2–6 cm; branches 2–3 per node, 1–3 cm, hairy, sometimes branched. Spikelets oblong, flabellate at maturity, 35–60 mm, florets 6–13, lax; lower glume subulate, 6–11 mm, 1-veined, upper glume linear-lanceolate, 10–16 mm, 3-veined; lemmas oblong, 12–19 × 3–3.5 mm in side view, 7-veined, glabrous or pubescent, margins inrolled, apex acuminate, 2-toothed; awn 12–18 mm, straight or weakly recurved; palea shorter than lemma. Stamens 2, anthers ca. 1 mm. Fl. May–Aug. 2n = 14, 28.

    Flora Helvetica – Illustrierte Flora der SchweizMorphology

    10–30(–50) cm hoch, kahl oder zerstreut behaart. Blätter 4–8 mm breit. Blatthäutchen bis 3 mm lang, fein zerschlitzt. Rispe 5–15 cm lang, dicht, aufrecht, Äste schief aufrecht, meist 5–20 mm lang. Diese ohne die Grannen 2–3 cm lang. Deckspelze 12–2

    Ecology

    4–6. Wegränder, Bahnareale, Trockenplätze, kollin. CH vereinzelt adventiv.

    e-Flora of South AfricaMorphology

    Tufted slender annual 120-350(-600) mm high. Leaf blade 80-200 x 2-5 mm. Inflorescence contracted and dense to open, branching visible; lower branches with 1-2 spikelets, pedicels and branches shorter than spikelets, straight, robust; culm glabrous or minutely hairy below inflorescence. Spikelet 10-25(60) (including awns) x 4-5 mm, moderately laterally compressed; becoming wedge-shaped with age, hairy; lower glume 1-nerved; upper glume 14-20 mm long, 3-nerved; lemma 12-15(20) mm long, rounded on back, hairy, margins hyaline, apex distinctly bifid, acuminate, awned from well below apex; awn 15-20 mm long erect to recurved; palea ciliate on keels, glabrous between keels; callus scar circular; anthers 0.5-1.0 mm long.

    Habitat

    Weedy places.

    Distribution

    Naturalised from southern and western Europe, eastwards to Afghanistan. Introduced and naturalised worldwide. WC (Somerset West).

    Synonyms

    Other Local Names

    NameLanguageCountry
    Brome de MadridFrenchCH
    Madrider TrespeGermanCH
    Forasacco dei muriItalianCH

      Bibliography

     Information From

    Flora Helvetica – Illustrierte Flora der Schweiz
    http://www.flora-helvetica.ch
    Flora Helvetica – Illustrierte Flora der Schweiz, Konrad Lauber, Gerhart Wagner, Andreas Gygax. Haupt Verlag 2018.
    • A All Rights Reserved
    e-Flora of South Africa
    e-Flora of South Africa. v1.21. 2018. South African National Biodiversity Institute. http://ipt.sanbi.org.za/iptsanbi/resource?r=flora_descriptions&v=1.21
    • B All Rights Reserved
    Flora of China @ efloras.org
    '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.
    • C Missouri Botanical Garden
    Poaceae
    https://about.worldfloraonline.org/tens/grassbase
    World Flora Online Data. 2022.
    • D CC0 1.0 Universal (CC0 1.0).
    Vahliaceae
    http://www.worldfloraonline.org/organisation/Vahliaceae
    World Flora Online Data. 2021.
    • E CC0 1.0 Universal (CC0 1.0).