@article {898,
	title = {Sobre la presencia de Pericallis webbii (Sch. Bip.) Bolle (Asteraceae) en el norte de Tenerife (islas Canarias)},
	journal = {Vieraea},
	volume = {40},
	year = {2012},
	pages = {151-154},
	author = {Rodr{\'\i}guez-Navarro, M. and Hern{\'a}ndez-Romero, F. and Barone, R.}
}
@article {114,
	title = {Spiciliegium canariense},
	journal = {Botanische Jahrb{\"u}cher fur Systematik, Pflanzengeschichte und Pflanzengeographie.},
	volume = {9 },
	year = {1888},
	pages = {148},
	publisher = {Stuttgart [etc.]Schweizerbart [etc.]},
	keywords = {Botany|Periodicals|},
	url = {http://www.biodiversitylibrary.org/item/668},
	author = {Christ, H.}
}
@article {Reyes-Betancort2008,
	title = {Diversity, rarity and the evolution and conservation of the Canary Islands endemic flora},
	journal = {Anales del Jardin Botanico de Madrid.},
	volume = {65},
	year = {2008},
	pages = {25-45},
	author = {Reyes-Betancort, J. A., and Santos-Guerra, A. and Guma, I. R. and Humphries, C. J. and Carine, M. A.}
}
@article {Su{\'a}rez Rodr{\'\i}guez1982,
	title = {Aportaciones a la distribution y ecolog{\'\i}a de Senecio appendiculatus (L. fil.) var. preauxiana y Senecio hadrosomus Svent.},
	journal = {Anales del Jardin Botanico de Madrid.},
	volume = {10} pages = {85-92},
	year = {1982},
	author = {Su{\'a}rez-Rodr{\'\i}guez, C.}
}
@article {71,
	title = {Beitrage zur {\"o}kologie und Biologie der Kanarenpflanzen},
	journal = {Bibl. Bot.},
	volume = {98},
	year = {1929},
	pages = {262},
	author = {Burchard, O.}
}
@article {54,
	title = {Novos Subsidios para o estudo da flora do Archipelago da Madeira},
	journal = {Brot{\'e}ria. S{\'e}rie botanica.},
	volume = {22},
	year = {1926},
	pages = {20-27},
	publisher = {Lisboa [etc.]Revista Brot{\'e}ria.},
	keywords = {Botany|Periodicals|},
	author = {Menezes, C. A.}
}
@article {Nordenstam 1978,
	title = {Taxonomic studies in the tribe Senecioneae (Compositae).},
	journal = {Opera Botanica},
	volume = {44},
	year = {1978},
	pages = {0-22},
	author = {Nordenstam, B.}
}
@article {bhl142110,
	title = {Eine unbeschriebene Art von Ferro},
	journal = {Botanische Jahrb{\"u}cher f{\"u}r Systematik, Pflanzengeschichte und Pflanzengeographie},
	volume = {33 (Supplement 72)},
	year = {1903},
	note = {http://www.biodiversitylibrary.org/bibliography/71523},
	pages = {1},
	publisher = {Leipzig : Verlag von Wilhelm Engemann},
	url = {http://www.biodiversitylibrary.org/item/142110},
	author = {Engler, A.}
}
@article {HansenandSunding1993,
	title = {Flora of Macaronesia: checklist of vascular plants},
	journal = {Sommerfeltia},
	volume = {17},
	year = {1993},
	pages = {1-295},
	author = {Hansen, A. and Sunding, P.}
}
@article {Sunding1985,
	title = {Sommerfeltia},
	journal = {Sommerfeltia},
	volume = {1},
	year = {1985},
	pages = {6},
	author = {Sunding, P.}
}
@article {Kunkel1975,
	title = {Sommerfeltia},
	journal = {Cuadernos de Botanica Canaria},
	volume = {25},
	year = {1975},
	pages = {28},
	author = {Kunkel, G.}
}
