Strobilanthes flexicaulis

Strobilanthes flexicaulis is a species of flowering plant in the family Acanthaceae, native to the Ryukyus and Taiwan.^[1] A much-branched subshrub reaching 1 m (3 ft), it is found at elevations from 200 to 2,300 m (700 to 7,500 ft), typically beside streams in forests.^[2]

Strobilanthes flexicaulis
Close-up of flower
Habit
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Asterids
Order:	Lamiales
Family:	Acanthaceae
Genus:	Strobilanthes
Species:	S. flexicaulis
Binomial name
Strobilanthes flexicaulis Hayata
Synonyms[1]
List Championella fauriei (Benoist) C.Y.Wu & C.C.Hu Parachampionella flexicaulis (Hayata) C.F.Hsieh & T.C.Huang Parachampionella glandulifera (Hatus.) S.S.Ying Parachampionella tashiroi (Hayata) Bremek. Strobilanthes fauriei Benoist Strobilanthes glandulifera Hatus. Strobilanthes prionophylla Hayata Strobilanthes tashiroi Hayata Triaenacanthus flexicaulis (Hayata) C.F.Hsieh & T.C.Huang Triaenacanthus glandulifera (Hatus.) C.F.Hsieh & T.C.Huang

Subtaxa

The following varieties are accepted:^[1]

• Strobilanthes flexicaulis var. flexicaulis – Ryukyus, Taiwan
• Strobilanthes flexicaulis var. tashiroi (Hayata) T.Yamaz. – entire range

All Strobilanthes flexicaulis var. flexicaulis individuals simultaneously flower at six-year intervals, and then die, but S. f. var. tashiroi does not exhibit periodic mass flowering.^[3]

• 
  Leaves
• 
  Side view of flower