Echium perezii
Synonymy
Source: Valdés, B. & Raab-Straube, E. von (2011+): Boraginaceae. – In: Euro+Med Plantbase - the information resource for Euro-Mediterranean plant diversity.
Echium perezii in Bull. Misc. Inform. Kew 1914: 210. 1914
Content
Bibliography
A. Bramwell, D. 1972: A revision of the genus Echium in Macaronesia. – Lagascalia 2: 37-115 (as Echium wildpretii subsp. trichosiphon)
B. Graham, R. A., Reyes-Betancort, J. A., Chapman, M. A. & Carine, M. A. 2021: Inter-island differentiation and contrasting patterns of diversity in the iconic Canary Island sub-alpine endemic Echium wildpretii (Boraginaceae). – Systematics and Biodiversity 19: 507-525. http://doi.org/10.1080/14772000.2021.1877847
C. Hansen, A. & Sunding, P. 1993: Flora of Macaronesia. Checklist of vascular plants. 4th revised edition. – Sommerfeltia 17 (as Echium wildpretii subsp. trichosiphon)