Bacteria

Genus/species: Lactobacillus fructivorans

Gram Stain: Positive

Morphology:

Genus/species (aliases):  Lactobacillus fermentum

Gram Stain: Positive

Morphology:
Cell: rod shaped
Colony:            
Liquid Growth: dispsersed

Genus/species: Lactobacillus diolivorans

Gram Stain: Positive

Morphology

Genus/species: Lactobacillus delbrueckii subspecies delbrueckii, lactis or bulgaricus

Gram Stain: Positive

Morphology:
Cell: rods that may appear long and filamentous
Colony: yellow/ off-white, raised, large, spherical
Liquid Growth: dispersed

Genus/species (aliases): Lactobacillus curvatus (Lactobacillus curvatum)

Gram Stain: Positive 

Morphology:
Cell:rod-shaped, non-spore-forming
Colony:spherical (dome-shaped)
Liquid Growth: likely dispersed 

Genus/species: Lactobacillus casei

Gram Stain: Positive

Morphology:
Cell: rod-shaped, 0.7-1.1μm x 2.0-4.0μm. Cell divisions occur in one plane; tendency to form chains
Colony: 
Liquid Growth: 

Physiological Traits:

Genus/species: Lactobacillus buchneri

Gram Stain: Positive 

Morphology:
Cell: rods, usually non-motile, long and slender 0.7-1.0μm x 2.0-4.0μm
Colony: can be single cells or short chains
Liquid Growth: dispersed

Physiological Traits:

Genus/species: Lactobacillus brevis (Bacillus casei, Betabacterium breve, Lactobacterium breve)

Gram Stain: Positive

Morphology:

Cell:Rods with round ends, non motile heterofermentative 0.7-1μm x 2-4μm single or in short chains.
Colony: small colonies 2-5 mm, entire margins, convex smooth glistening and opaque without pigments
Liquid Growth: no pellicle is formed in liquid media

Physiological Traits:

Genus/species (aliases): Gluconobacter oxydans (Acetobacter suboxydans)

Gram Stain: Negative

Morphology:

• Cell: ovoid, no flagella (non-motile), 0.8µm x 4.2µm
• Colony: circular, diameter of 3mm, convex, white/yellow/brown depending on age, regularly edged
• Liquid Growth: dispersed

Physiological Traits:

Genus/species(aliases): Gluconacetobacter xylinus (Acetobacter bordeaux, Acetobacter xylinoides, Acetobacter xylinum var. africanum, Acetobacter xylinum var. maltovorans, Acetobacter xylinum var. xylinoides)

Gram Stain: Negative

Morphology:
Cell: rod-shaped
Colony: 
Liquid Growth: Pellicle formation with external web of cellulose microfibrils

Physiological Traits: