]> Botany Example of Name Published: Thamnostylum piriforme (Bainier) Arx & H.P. Upadhyay (1970). Arx, Josef Adolf von & Upadhyay, Harbansh Prasad Arx, Josef Adolf von & Upadhyay, Harbansh Prasad J. A. Arx & H. P. Upadhyay Arx & H. P. Upadhyay