Other numbers: ATCC 23827, LMG 3651, NCPPB 2344, PDDCC 5372, M.L. Schuster CV 4. History: < M.L. Schuster (Corynebacterium flaccumfaciens var. violaceum). Isolated from: Bean seed (Phaseolus vulgaris). Additional information: Extracellular purple pigment (1674). Cultivation conditions: Medium 71, 30°C.