Publications for:

pest = Sphenospora kevorkianii
crop = Epidendrum (crop)

found 2 publications:

2009
Two new hosts, Epidendrum secundum and Epidendrum xanthinum, for the orchid rust Sphenospora kevorkianii (Raveneliaceae) in Brazil
Australasian Plant Disease Notes (2009) 4 (1), 62-63
publishers website - pestinfo wiki

Sphenospora kevorkianii on the orchids Epidendrum paniculatum and Stanhopea graveolens newly reported in Argentina
Plant Pathology (2009) 58 (2), p.401
publishers website - pestinfo wiki