Stemona japonica (Stemona)

Family:  Stemonaceae
Zone:  7 - 9
Natural Range:  China, Japan
Soil:  Average, moist, humus rich
Light:  Part shade
Height:  4'
Bloom Time:  July to August
Attracts:  NA
Pest Resistance:  NA
Attributes:  Deciduous.  Vine like perennial with whorled leaves.  Green-yellow flower with purple stamens. 
Notes: Used medicinally.
Pot size:  Large Band Pot