Boenninghausenia
Boenninghausenia is a monotypic genus of flowering plants in the family Rutaceae. The sole species is Boenninghausenia albiflora, which occurs in Bhutan, Nepal, Pakistan, Kashmir, India, Indonesia, Philippines, Myanmar, Thailand, Laos, North Vietnam, China and Japan.
There are two accepted subspecies:Boenninghausenia albiflora var. albifloraBoenninghausenia albiflora var. japonica S.Suzuki ex H.Ohba