Bromus catharticus Vahl
  • Symb. Bot.


Cite taxon page as 'WFO (2020): Bromus catharticus Vahl. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-0000855346. Accessed on: 25 Oct 2020'

General Information

2. Bromus catharticus Vahl, Symb. Bot. 2: 22 (1791). Lectotipo (designado por Pinto-Escobar, 1976): Perú, Dombey s.n. (P-JU).

Por R.W. Pohl y G. Davidse.

Bromus unioloides Kunth, B. willdenowii Kunth.

Anuales cespitosas. Tallos 10-100 cm. Hojas glabras o pelosas; lígula 1-3 mm; láminas hasta 30 cm x 4-7 mm. Panícula 5-30 cm. Espiguillas 2-3 cm; gluma inferior 7-8 mm, 5-7-nervia; gluma superior 8-10 mm, 9-nervia; flósculos 6-12; lemas 11-17 mm, carinado-comprimidas, 9-13-nervias, glabras o escabrosas, el ápice diminutamente denticulado, la arista hasta 1 mm. 2n=42. Áreas abiertas. G (de Koninck, s.n., ISC); CR (Weston et al. 3377, ISC); P (Galdames et al. 2943, MO) . 1200-2200 m. (S. Estados Unidos, México, Mesoamérica, Sudamérica.)

  • Provided by: [E].Flora Mesoamericana
    • Source: [
    • 1
    • ]. 

    Annual. Culms erect or geniculately ascending, 60–100 cm tall, ca. 5 mm in diam. Leaf sheaths pubescent; leaf blades 30–40 cm × 4–6 mm, scattered pubescent; ligule ca. 2 mm. Panicle lax, oblong in outline, 10–40 cm; branches ca. 10 cm, scabrid, each bearing 1–3 spikelets. Spikelets ovate-oblong, laterally compressed, 15–30 × 8–10 mm, florets 6–11, overlapping; rachilla internodes not visible, ca. 2 mm, scabrid; glumes narrowly lanceolate, lower glume 10–12 mm, upper glume slightly longer than lower glume; lemmas 15–20 mm, keeled, 11-veined, veins scabrid, apex mucronate; palea narrow, ca. 1/2 as long as lemma, keels ciliate. Anthers 0.3–0.6 mm. Fl. May, fr. Sep. 2n = 28, 42, 58.

  • Provided by: [F].Flora Of CHina @ efloras.org
    • Source: [
    • 2
    • ]. 

    Plantas hasta ca. 95 cm. Hojas con lígula 1.5–3 mm; lámina9–28(–31) cm × 3–7 mm, glabra a pubescente. Infl. 5–26 cm,abierta y algo pendulosa. Espiguillas 19–28(–31) mm; glumainferior 5–7-nervada, la superior 8–11 mm, 9-nervada; lemas10–17 mm, 9–13-nervadas.

  • Provided by: [D].Manual de Plantas de Costa Rica
    • Source: [
    • 3
    • ]. 

    "Stout annual or short-lived perennial to 1 m; blades flat and broad, 3-12 mm wide; ligule 2.5-5 mm; panicles 10-30 cm, loosely contracted; spikelets (16-)20-30(-35) mm, 4-12-fld, strongly compressed; glumes lanceolate, acuminate, strongly keeled, the first 8-11.5 mm, 3-veined, the second 9-13 mm, 5-veined; lemmas 12-20 mm, keeled, closely overlapping, glabrous (at least below) between the 11-13 long-ciliate veins; awns to 2.5 mm, or none; palea half as long as the lemma; 2n=28, 42, 56. Native of S. Amer., widely cult. for forage in warm regions, and occasionally intr. or escaped in the s. part of our range, n. to N.Y. and Mo. (B. unioloides; B. willdenowii)"

  • Provided by: [C].New York Botanical Garden
    • Source: [
    • 4
    • ]. 

    Diagnostic Description

    The great variability in this species can be attributed to the large range of habitats and growth conditions in which it appears; there are also many different strains.

  • Provided by: [B].e-Flora of South Africa
    • Source: [
    • 5
    • ]. 

    Morphology

    Tufted, short-lived perennial or annual 150-1000 mm high; culms erect to decumbent. Leaf blade to 400 x 8 mm. Inflorescence open, flexuous; pedicels mostly longer than spikelets. Spikelet (15) 20-35 x 5-8 mm, strongly laterally compressed; glumes and lemmas prominently keeled; lower glume 3-7(9)-nerved; upper glume 5-9(11)-nerved; lemma 15-25 mm long, minutely bifid, lobes shorter than 1 mm, apex acuminate, 9-11-nerved, awnless or awn 0.5-5.0 mm long; palea much shorter than lemma, keels ciliate; callus scar circular; anthers 0.5-1.0 mm long in cleistogamous florets, 1-5 mm long in chasmogamous florets.

  • Provided by: [B].e-Flora of South Africa
    • Source: [
    • 5
    • ]. 

    Short-lived perennial or annual, tufted, up to 1 m high. Leaf blades 5-8 mm wide. Spikelets 20-35 mm long, 5-8 mm wide. Panicle lax, pedicels longer than spikelets; spikelets compressed; glumes and lemmas prominently keeled, acute; glumes 3-9-nerved; lemmas 15-25 mm long, minutely bifid, lobes shorter than 0.5 mm, awns shorter than 3 mm.

  • Provided by: [B].e-Flora of South Africa
    • Source: [
    • 6
    • ]. 

    Like B. commutatus but spikelets laterally compressed, glumes and lemmas sharply keeled, lemma awns to 3 mm long.

  • Provided by: [B].e-Flora of South Africa
    • Source: [
    • 7
    • ]. 

    Annual or short-lived perennial; up to 1 m high; tufted. Leaf blades up to 400 x 8 mm. Flowers: panicle lax; pedicels longer than spikelets; spikelets 20-35 x 5-8 mm; strongly laterally compressed; glumes and lemmas prominently keeled; acute; glumes 3-9-nerved; lemmas 15-25 mm long; keeled; minutely bifid; lobes < 0.5 mm long; awns < 3 mm long; anthers 0.5-1.0 mm long in cleistogamous florets; 2-5 mm long in chasmogamous florets.

  • Provided by: [B].e-Flora of South Africa
    • Source: [
    • 8
    • ]. 

    Habitat

    Usually in moist to wet places, often in shade; disturbed places and natural veld.

  • Provided by: [B].e-Flora of South Africa
    • Source: [
    • 5
    • ]. 

    Usually in moist to wet places, often in shade, in disturbed and natural veld.

  • Provided by: [B].e-Flora of South Africa
    • Source: [
    • 6
    • ]. 

    Moist or disturbed areas.

  • Provided by: [B].e-Flora of South Africa
    • Source: [
    • 7
    • ]. 

    Dry Grassland; Mesic Grassland; Dwarf Karroid Shrubland; Vredefort Dome Savanna. Moist to wet places; often in shade; in disturbed and natural veld.

  • Provided by: [B].e-Flora of South Africa
    • Source: [
    • 8
    • ]. 

    Distribution

    Naturalised from South and Central America, now worldwide. N, L, S, LIM, NW, G, M, FS, KZN, NC, WC, EC.

  • Provided by: [B].e-Flora of South Africa
    • Source: [
    • 5
    • ]. 

    Different strains from Europe, Australia and America.

  • Provided by: [B].e-Flora of South Africa
    • Source: [
    • 6
    • ]. 

    S American weed.

  • Provided by: [B].e-Flora of South Africa
    • Source: [
    • 7
    • ]. 

    Different strains from Europe; Australia and America.

  • Provided by: [B].e-Flora of South Africa
    • Source: [
    • 8
    • ]. 

    Distribution Map

     
    • Native distribution
    Found in
    • Southern America Brazil Paraní
    • Rio Grande do Sul
    • Santa Catarina
    • Minas Gerais
    • Rio de Janeiro
    • São Paulo
    • Brazilia Distrito Federal

    Synonyms

      Bibliography

     Information From

    MBG Floras Images
    http://www.tropicos.org/ImageSearch.aspx
    Flora images. Missouri Botanical Garden. Accessed on Jun. 2018.
    • A Missouri Botanical Garden
    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
    New York Botanical Garden
    Descriptions of plants should be attributed to the full citation for each individual article, chapter or book that is the source for each record, which should include the authors of original publication.
    • C Content licensed under Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License
    Manual de Plantas de Costa Rica
    http://www.tropicos.org/Project/Costa%20Rica
    Hammel, B. E.; Grayum, M. H.; Herrera, C.; Zamora, N. Manual de Plantas de Costa Rica. Missouri Botanical Garden Press, 2003-2014
    • D Missouri Botanical Garden
    Flora Mesoamericana
    http://www.mobot.org/MOBOT/fm/
    Gerrit Davidse, Mario Sousa Sánchez, A. O. Chater, Universidad Nacional Autónoma de México. Instituto de Biología, Missouri Botanical Garden, Natural History Museum (London, England) UNAM, 1994
    • E Missouri Botanical Garden
    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.
    • F Missouri Botanical Garden
    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
    • G Group Brazil Flora, REFLORA Program
    Poaceae
    • H CC0 1.0 Universal (CC0 1.0).
    World Flora Online consortium
    http://www.worldfloraonline.org/organisation/WFO
    World Flora Online Data. 2018.
    • I CC0 1.0 Universal (CC0 1.0).