Centranthus macrosiphon, also commonly called long-spurred valerian, is a herb of the family Caprifoliaceae.

Long-spurred valerian
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Asterids
Order:	Dipsacales
Family:	Caprifoliaceae
Genus:	Centranthus
Species:	C. macrosiphon
Binomial name
Centranthus macrosiphon Boiss.

The erect annual herb typically grows to a height of 0.1 to 0.4 metres (0 to 1 ft). It blooms in spring and early summer producing pink-red-white flowers.

The species is native to Northern Africa and southwestern Europe but has become naturalised in many areas including the south west of Western Australia.[1]

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