Wither bones would be dropped by wither skeletons when killed. Wither bones can be crafted into wither bone meal. Wither bone meal would be used to make nether wart instantly grow, similarly to how regular bone meal makes other crops grow instantly.
Also, wither bones can be crafted into wither bone blocks.
Wither bones would be dropped by wither skeletons when killed. Wither bones can be crafted into wither bone meal. Wither bone meal would be used to make nether wart instantly grow, similarly to how regular bone meal makes other crops grow instantly.
Also, wither bones can be crafted into wither bone blocks.