Klebsiella pneumoniae on MacConkey agar. Colonies of K.pneumoniae in detail on MacConkey. Klebsiella pneumoniae cultivated on selective agar medium. Characteristic appearance of Klebsiella pneumoniae colonies on MacConkey (McConkey) agar. Colony morphology of Klebsiella.

Lactose positive colonies of Klebsiella pneumoniae on MacConkey agar. Cultivation 37°C, 24 hours. Colonies are about 4 mm in diameter.