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Carthamus L.

Carthamus (incl. Phonus Hill, y Carduncellus Adans., p.p.) está formado por unas 48 especies, distribuídas principalmente por las regiones secas de Europa, N de África y Asia occidental. En el N de África se encuentran 3 especies de arbustos espinescentes, un subarbustillo igualmente espinescente (C. mareoticus Delile) y 16 especies anuales o perennes a veces con la base de los tallos endurecidas.

Hanelt, P. 1963. Monografische Ubersicht der Gattung Carthamus L. (Compositae). Feddest repertorium specierum novarum regni vegetabilis, 67: 41-180.

López, G. 2012. Sobre la clasificación del complejo Carthamus-Carduncellus (Asteraceae, Cardueae-Centaureinae) y su tratamiento en Flora iberica. Acta Bot. Malacitana 37: 79-92.

Clave de especies

1 Hojas de 2 tipos: unas lineares, rígidas, solitarias, transformadas en espinas, enteras a excepción de 2 pequeños lóbulos espinescentes que nacen en la base, y otras linear-oblongas, blandas, con frecuencia en braquiblastos Carthamus fruticosus

1 Hojas todas parecidas, de ovales a lineal-lanceoladas, con numerosos lóbulos ± triangular-espinescentes 2

2 Hojas ovales u oval-lanceoladas, con lóbulos anchos acabados en espina. Brácteas foliáceas involucrales iguales o 1,5 veces más largas que el capítulo Carthamus arborescens

2 Hojas linear-lanceoladas con lóbulos muy estrechos, espiniformes. Brácteas foliáceas involucrales ± el doble de largas que el capítulo Carthamus riphaeus

Actualizado por: B. Valdés & J. Charco.

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