Sideritis hyssopifolia, hyssop-leaved mountain ironwort. A 40 cm high shrublet with narrow pointed leaves. The flowers (1 cm) are borne in dense cylindrical clusters from broad spiny-toothed bracts. The calyx also has spiny teeth. Flowers June–August. Its IUCN Red List Category is least risk. The Latin word hyssopifolia (which also occurs in several other plant names, including that of Cuphea hyssopifolia) means "hyssop-leaved". Distribution Mountains of Southwestern Europe at 1500–1800 m altitude. Gallery References The Flowers of Britain and Europe, Oleg Polunin, Oxford Paperbacks, Oxford University Press 1987, External links http://encyclopaedia.alpinegardensociety.net/plants/Sideritis/hyssopifolia http://www.tandfonline.com/doi/abs/10.1080/10412905.1990.9697848#.UuwUDrQuMjU http://www.theplantlist.org/tpl/record/kew-191333 http://www.tela-botanica.org/bdtfx-nn-63820 http://bps.conference-services.net/resources/344/3046/pdf/EPHAR2012_0619.pdf http://www.kerneliv.dk/da/ovrige/1014-sideritis-hyssopifolia-touch-of-spice-.html hyssopifolia Flora of France Flora of Spain Plants described in 1753 Taxa named by Carl Linnaeus