Table 1. Macroscopical and microscopical characteristic of different Madurella species.

Organism	Morphology on SDA
	Morphology	Pigment Production
Madurella mycetomatis	dry, yellowish brown to gray; reverse, yellowish brown to gray.	variable
Madurella tropicana	dry, white brown to gray; reverse, white-brown to gray	orange-brown pigment
Madurella pseudomycetomatis	dry, brown to gray; reverse, brown to gray.	orange-brown pigment
Madurella fahalii	dry, yellowish brown to gray; reverse, yellowish brown to gray.	No pigment
Trematosphaeria grisea	greenish grey, becoming faint towards the margin; reverse dark brown to black.	no pigment
Medicopsis romeroi	greenish grey, becoming faint towards the margin; reverse dark brown to black.	No pigment
Organism	Microscopically appearance
Madurella mycetomatis	Hyphae are septate, thick-walled, pale brown. Conidiophores are absent. Many Chlamydospores are present.
Madurella tropicana	Hyphae are septate, thick-walled, pale brown. Conidiophores are absent. Many Chlamydospores are present.
Madurella pseudomycetomatis	Hyphae are septate, thick-walled, pale brown. Conidiophores are absent. Chlamydospores are present.
Madurella fahalii	Hyphae are septate, thick-walled, pale brown. Conidiophores are absent. Many chlamydospores are present.
Trematosphaeria grisea	Hyphae branched, septate, hyaline or brown, thick-walled, verruculose
Medicopsis romeroi	Hyphae branched, septate, hyaline or brown, thick-walled, verruculose