Black:
(1) Madurella mycetomatis
(2) Madurella grisea
(3) Leptosphaeria senegalensis
(4) Pyrenochaeta romeroi
Yellow ("sulfur granules"):
(1) Petriellidium (Allescheria) boydii (PAS positive)
(2) Acremonium (Cephalosporium) facliforme (PAS positive)
(3) Acremonium (Cephalosporium) kilense (PAS positive)
(4) Acremonium (Cephalosporium) recifei (PAS positive)
(5) Phialophora jeanselmi
(6) Zopfia rosati
(7) Fusarium solani
(8) Corynespora cassiicola
(9) Nocardia brasiliensis (acid fast)
(10) Nocardia asteroids (acid fast)
(11) Streptomyces somaliensis
(12) Actinomadura (Streptomyces) madurae (grains may be > 2 mm)
White:
(1) Petriellidium (Allescheria) boydii (PAS positive)
(2) Acremonium (Cephalosporium) facliforme (PAS positive)
(3) Acremonium (Cephalosporium) kilense (PAS positive)
(4) Acremonium (Cephalosporium) recifei (PAS positive)
(5) Phialophora jeanselmi
(6) Zopfia rosati
(7) Fusarium solani
(8) Corynespora cassiicola
(9) Nocardia brasiliensis (acid fast)
(10) Nocardia asteroids (acid fast)
Red:
(1) Actinomadura (Streptomyces) pelletieri
