Hyphae are forming pleomorphic cells. (a, b, c, d, f, g) Septate and branched hyphae-1; arthroconidia production spherical-2, triangular-3, racket shaped-4, rectangular-5, barrel-shaped-6, ovoid-7, and an apparent state of cell budding-8. (a, b, c, e) Sputum and (d, f, g, h) lung tissue. 40X; (a, b, c, d, e, f) stained with Periodic acid –Schiff (PAS) and (g, h) the Grocott methenamine silver (GMS) staining protocol. Arrows indicate the structures described.