Are Bothriochloa and Bystropogon both types of plant?
Bothriochloa Bothriochloa is a common and widespread genus of plants in the grass family native to many countries on all inhabited continents and many islands. They are often called beardgrass or bluestem.
Strophanthus hispidus Strophanthus hispidus, the hispid strophanthus, is a liana or shrub that can grow up to 5 m tall. Its flowers feature a yellow corolla and yellow corona lobes spotted with red, purple or brown. The plant has been used as arrow poison. "Strophanthus hispidus" is native from west tropical Africa east to Tanzania and south to Angola. It is naturalized in China.