Haoma Tree

In Botany the Persian Haoma Tree or Plant may correspoond to Ephedra. According to Wiki: In the late 19th century, the highly conservative Zoroastrians of Yazd (Iran) were found to use Ephedra (genus Ephedra), which was locally known as hum or homa and which they exported to the Indian Zoroastrians. (Aitchison, 1888) http://en.wikipedia.org/wiki/Haoma