Silybum eburneum Coss. & Durieu in Bull. Soc. Bot. France 2: 366. 1855 Silybum eburneum Coss. & Durieu in Bull. Soc. Bot. France 2: 366. 1855Taxon for this nameSilybum eburneum Coss. & Durieu in Bull. Soc. Bot. France 2: 366. 1855