Chaptalia nutans

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Chaptalia nutans
Chaptalia nutans 66877358.jpg
Chaptalia nutans inflorescence
Scientific classification OOjs UI icon edit-ltr.svg
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Asterales
Family: Asteraceae
Genus: Chaptalia
Species:
C. nutans
Binomial name
Chaptalia nutans
(L.) Pol.
Synonyms [1]
  • Gerbera nutans (L.) Sch.Bip.
  • Leria nutans (L.) DC.
  • Thyrsanthema nutans (L.) Kuntze
  • Tussilago nutans L.
  • Chaptalia diversifolia Greene
  • Chaptalia ebracteata (Kuntze) K.Schum.
  • Chaptalia erosa Greene
  • Chaptalia majuscula Greene
  • Chaptalia subcordata Greene
  • Gerbera nutans var. leiocarpa M.Gómez
  • Leria lyrata Cass.
  • Leria nutans f. lyrata Less.
  • Sabbata polyphylla Vell.
  • Thyrsanthema ebracteata Kuntze
  • Tussilago vaccina Vell.

Chaptalia nutans is a species of plant in the Asteraceae family native to tropical and subtropical America. [1] It is the most common species of its genus. [2]

Contents

Description

Chaptalia nutans- Treinta y Tres, Quebrada de los Cuervos, Bajo bosque de quebrada al margen del Arroyo Yerbal Chico.jpg
Chaptalia nutans rosette
Chaptalia nutans 17567819.jpg
Characteristic nodding inflorescence of Chaptalia nutans
Chaptalia nutans infructescence Chaptalia nutans 67770671.jpg
Chaptalia nutans infructescence

Vegetative characteristics

Chaptalia nutans is a terrestrial herb [3] with a short primary root and fibrous lateral roots. [4] The small stem produces sessile, hairy leaves. [5]

Generative characteristics

The peduncles 10–60 cm long. The nodding capitulum has 150-320 florets. [2] The pappus is cream-coloured. [3]

Cytology

The diploid chromosome count is 2n = 48. [6]

Reproduction

In Brazil, flowering and fruiting occurs in October to January, when the dry season is coming to an end. [6]

Habitat

It occurs in warm and humid habitats in shade, [2] and may also be found in habitats experiencing seasonal droughts. [6]

Taxonomy

Publication

It was first published as Tussilago nutansL. by Carl Linnaeus in 1759. It was transferred to the genus ChaptaliaVent. as Chaptalia nutans(L.) Pol. by Hellmuth Polakowski (1847–1917) in 1878. [1] [7]

Etymology

The specific epithet nutans means "nodding". [8] [9] It refers to the nodding inflorescences.

Use

It has applications in folk medicine. [4]

Cultivation

It is easy to grow. [6]

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References

  1. 1 2 3 "Chaptalia nutans (L.) Pol". Plants of the World Online . Royal Botanic Gardens, Kew . Retrieved 13 July 2023.
  2. 1 2 3 BURKART, A. (1944). Estudio del género de Compuestas Chaptalia con especial referencia a las especies argentinas. Darwiniana, 6(4), 505–594. http://www.jstor.org/stable/23211616
  3. 1 2 Chaptalia in Flora e Funga do Brasil. Jardim Botânico do Rio de Janeiro. Disponível em: <https://floradobrasil.jbrj.gov.br/FB5274>. Acesso em: 12 Apr. 2024
  4. 1 2 Empinotti, C. B., & do RDuarte, M. (2007). "Caracteres anatômicos de arnica-do-campo: Chaptalia nutans." Acta Farmacéutica Bonaerense, 25(3), 333.
  5. Bruck de Souza, L., Leitão Gindri, A., de Andrade Fortes, T., Felli Kubiça, T., Enderle, J., Roehrs, R., ... & Gasparotto Denardin, E. L. (2020). "Phytochemical analysis, antioxidant activity, antimicrobial activity, and cytotoxicity of Chaptalia nutans leaves." Advances in Pharmacological and Pharmaceutical Sciences, 2020.
  6. 1 2 3 4 Baldwin, J. T., & Speese, B. M. (1947). Chaptalia nutans and C. integrifolia: Their Chromosomes. Bulletin of the Torrey Botanical Club, 74(4), 283–286. https://doi.org/10.2307/2482362
  7. Polakowski, Hellmuth | International Plant Names Index. (n.d.). Retrieved April 12, 2024, from https://www.ipni.org/a/7803-1
  8. Lysimachia nutans | CasaBio. (n.d.). Retrieved April 12, 2024, from https://casabio.org/taxa/lysimachia-nutans
  9. Jackson, W. P. U. (1971). "Meanings and origins of our plant names." Veld & Flora, 57(1), 38.