Echium callithyrsum 


Taxonomy [top]

Kingdom Phylum Class Order Family
Plantae Tracheophyta Magnoliopsida Lamiales Boraginaceae

Scientific Name: Echium callithyrsum
Species Authority: Webb ex Bolle

Assessment Information [top]

Red List Category & Criteria: Vulnerable B2ab(iii,iv) ver 3.1
Year Published: 2006
Date Assessed: 2006-01-31
Assessor(s): Mora Vicente, S.
Reviewer(s): Strahm, W. & de Montmollin, B. (Mediterranean Island Plants Red List Authority)
Although the species has a fairly wide extent of occurrence its area of occupancy is less than 2,000 km².The distribution of the species is fragmented and the number of subpopulations is in continuous decline as is the extent and quality of the habitat.
Previously published Red List assessments:
1998 Vulnerable (V)

Geographic Range [top]

Range Description: This species is endemic to the Canary Islands being found only on Gran Canaria. It is distributed in diverse localities in the north and the northwest of the island, in the area influenced by the trade winds. It is considered to be a relict species of what was once a larger and more continuous distribution.
Countries occurrence:
Spain (Canary Is.)
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: This species is represented by 14 subpopulations containing more than 70,000 individuals. But the majority of individuals are found in three subpopulations (at Tenteniguada, Fagagesto and Antona).
Current Population Trend: Decreasing
Additional data:

Habitat and Ecology [top]

Habitat and Ecology: This large shrub grows in damp and sunny areas, on rocky slopes. It can also be found in abandoned agricultural lands and between volcanic cones.
Systems: Terrestrial

Threats [top]

Major Threat(s): The major threat is the rapid and intense colonization of the habitat by various alien invasive species (Arundo donax, Rubus sp.).

Conservation Actions [top]

Conservation Actions: Actions in Place
The species occurs in a range of natural protected sites and LIC. Some of their habitats are listed in the Habitats Directive of the CE. The species is cultivated in the Botanical Gardens of Viera and Calvijo and seeds are stored in the seedbank at Calvijo. A project to investigate the ecology and reproduction of this species has been undertaken.

Citation: Mora Vicente, S. 2006. Echium callithyrsum. The IUCN Red List of Threatened Species 2006: e.T61656A12534090. . Downloaded on 28 November 2015.
Disclaimer: To make use of this information, please check the <Terms of Use>.
Feedback: If you see any errors or have any questions or suggestions on what is shown on this page, please provide us with feedback so that we can correct or extend the information provided