Decaisnea, known commonly as dead man's fingers, blue bean plant or blue sausage fruit, is a genus of flowering plant in the family Lardizabalaceae.
 It is native to eastern Asia, from China west to Nepal and south to Myanmar.
Zamioculcas (common name "Zanzibar Gem", "Zuzu Plant" or Emerald Palm) is a genus of flowering plant in the family Araceae, containing the single species Zamioculcas zamiifolia.
 It is a tropical perennial plant native to eastern Africa, from Kenya south to northeastern South Africa.
 Dutch nurseries started wide-scale commercial propagation of the plant around 1996.

Question: What do Decaisnea and Zamioculcas have in common?
Answer: flowering plant