Allium sphaerocephalon subsp. laxiflorum SynonymySource: 2010: World Checklist of Selected Plant Families (2010), copyright © The Board of Trustees of the Royal Botanic Gardens, Kew.Allium sphaerocephalon subsp. laxiflorum (Guss.) Giardina & Raimondo in Bocconea 20: 8. 2007≡Allium sphaerocephalon var. laxiflorum Guss., Fl. Sic. Prodr., Suppl. 1: 98. 1832Content