Strobilanthes wightii

Strobilanthes wightii is a shrub 2 to 3 meters (6.6 to 9.8 ft) in height, belonging to the acanthus family (Acanthaceae) and native to the Mundanthurai Forest in India. It is also called Stenosiphonium wightii. Its common name is Wight's coneflower. It is best known for its remarkable thirteen-year blooming cycle, having verified blooms in 1958, 1971, 1984 and 1997.^[1]

Strobilanthes wightii
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Asterids
Order:	Lamiales
Family:	Acanthaceae
Genus:	Strobilanthes
Species:	S. wightii
Binomial name
Strobilanthes wightii (Bremek.) J.R.I.Wood