Hemileia vastatrix Berk. & Broome
Urediniospores reniform to subpolyhedrally irregular, apex obtuse, hyaline, 22-36 × 18-28 µm; wall 1-1.5 µm thick, verrucose on convex face, smooth on the straight or concave face.
Telia on lower leaf surface, formed from uredinia, suprastomatal, erumpent, dome-shaped, white.
Teliospores globose to irregular, apex rounded, hyaline, 16-25 × 19-22 µm; wall 1 µm thick, smooth.
Specimens cited in description: