Echium stenosiphon

Echium stenosiphon is a plant species of the family Boraginaceae. The species is endemic to Cape Verde.[1][2] Its local name is língua-de-vaca (cow tongue), a name that may also refer to the related species Echium vulcanorum and Echium hypertropicum.[3] The plant is used in traditional medicinal for a cough syrup.[4]

Echium stenosiphon
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Boraginales
Family: Boraginaceae
Genus: Echium
Species:
E. stenosiphon
Binomial name
Echium stenosiphon
Webb, 1849

Distribution and ecology

Echium stenosiphon occurs in the Barlavento islands of Santo Antão, São Nicolau, São Vicente and Santa Luzia.[1] It mainly occurs in the subhumid and humid zones, but has also been reported from the arid zone on São Vicente.[2]

Flowers of E. stenosiphon at Monte Verde.

Subspecies

The following subspecies are recognised:[5]

  • Echium stenosiphon subsp. glabrescens
  • Echium stenosiphon subsp. lindbergii
  • Echium stenosiphon subsp. stenosiphon

References
  1. Oromí, Martín, Zurita & Cabrera, 2005 : Lista preliminar de especies silvestres de Cabo Verde: Hongos, Plantas y Animales Terrestres. Gobierno de Canarias, Consejería de Medio Ambiente y Ordenación Territorial, p. 41
  2. Romeiras, Maria M.; Cotrim, Helena C.; Duarte, Maria C.; Pais, Maria S. (2007). "Genetic diversity of three endangered species of Echium L. (Boraginaceae) endemic to Cape Verde Islands". Biodiversity and Conservation. Springer. 16: 547–566. doi:10.1007/s10531-006-6734-0.
  3. Plantas endémicas e arvores indígenas de Cabo Verde
  4. Gomes, Alda Roque; Vasconcelos, Teresa; Almeida, Helena Guimarães de (31 October 2008). "Plantas na medicina tradicional de Cabo Verde" [Traditional Medicinal Plants in Cape Verde] (PDF) (in Portuguese). Plantas Medicinais e Fitoterapêuticas nos Trópicos, IICT/CCCM. p. 7. Archived from the original (PDF) on 29 March 2017. Retrieved 27 March 2016.
  5. Echium stenosiphon, NCBI taxonomy database, accessed 25 January 2019

Further reading
  • Schmidt, Johann Anton (1852). Beiträge zur Flora der Cap Verdischen Inseln. pp. 66, 226–227.
  • The endemic vascular plants of the Cape Verde Islands, W Africa, Sommerfeltia 24, 1997, C. Brochmann, Ø. H. Rustan, W. Lobin & N. Kilian, ISSN 0800-6865, ISBN 82-7420-033-0
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