Pino i Vilalta, JoanAfán Asencio, IsabelSans, Xavier (Sans i Serra)Gutiérrez i Perearnau, Cèsar2012-07-032012-07-0320000211-1322https://hdl.handle.net/2445/28283Senecio pterophorus DC. is an erect, semilignose shrub (fig. 1) which grows up to 2 m high. Is a chamaephyte basipetal branch-shedder (ORSHAN, Plant pheno-morphological studies in Mediterranean type ecosystems: 210-211. 1989) whose new branches appear below inflorescences but not from the lower parts of the plant. Leaves lanceolate. Stems are annual and develop at their apex a great number of small (up to 15 mm in diameter) yellow capitula which are grouped in a corymbose-paniculated inflorescence (HARVEY & SONDER, Flora Capensis: Cape Colony, Caffraria & Port Natal 3: 386.1865).2 p.application/pdfengby-nc Consejo Superior de Investigaciones Científicas (CSIC), 2000http://creativecommons.org/licenses/by-nc/3.0/esPlantes invasoresEuropaInvasive plantsEuropeinfo:eu-repo/semantics/article1820852012-07-03info:eu-repo/semantics/openAccess