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The Endemic Plants of Chile

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Chorizanthe rosasii Teillier & Macaya

  1. Classified in >
  2. genus: Chorizanthe >
  3. Family: Polygonaceae

Place of Publication

Novon: 26(1): 50 (2018)

Type citation

Chile, Región de Coquimbo, prov. Limarí: cerro de Guatulame, 30°52’S-70°54’ W, 1765 m s.n.m., 7-XI-2006, M. Rosas 4149 (holotype: CONC).

Conservation status

  • EN B1ab(i,ii,iii)12ab(i,ii,iii) (Teillier & Macaya-Berti (2018))


  • Teillier et al (2019): Fig. 14
  • Descriptions

    • Teillier & Macaya-Berti (2018)


    Subshrub with flowering stems to 20 cm long

    Key characteristics

    A rhizomatous perennial herb that is similar to C. virgata,but differs in its ascending flowering stems, up to 20 cm long, green linear-lanceolate leaves, 10–25 mm long, and longer inflorescences and flowers. It also resembles C. navasiae but differs in its broader (2–4 mm vs.0.5–2 mm) leaves and umbel-shaped inflorescence (Teillier et al., 2018).


    Atacama and Coquimbo

    Distribution and habitat

    It has a very restricted and somewaht disjunct distribution mainly in Region Coquimbo with one location in Region Atacama


    Classic Locations

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    • Teillier & Macaya-Berti (2018)

      Teillier, S. and Macaya-Berti , J. 2018. Cinco Nuevas Especies de Chorizanthe (Polygonaceae—Eriogonoideae) del Norte de Chile. Novon 26(1):37-52