http://www.geocities.com/CapeCanaveral/3504/gallery.htm Bacteria which cannot or are difficult to Gram stain · Borrelia burgdorferi (fig 1, 2) · Borrelia recurrentis (fig 1) · Bartonella henselae (fig 1, 2) · Chlamydia trachomatis (fig 1, images of elementary bodies, images of reticulate bodies) · Chlamydophila pneumoniae (images of elementary bodies, images of reticulate bodies) · Chlamydophila psittaci (images of elementary bodies, images of reticulate bodies) · Coxiella burnetii (fig 1, 2) · Ehrlichia chaffeensis (fig 1, 2) · Anaplasma phagocytophilum (formerly; Ehrlichia phagocytophilum or E. equi; Fig. 1) · Legionella sp. (fig 2) · Leptospira sp.(fig 1, 2) · Mycobacterium bovis (fig 1) · Mycobacterium tuberculosis (fig 1, 2 thanks to Anders Olav Lande, 3) · Mycobacterium avium, Mycobacterium intracellulare (fig 1 thanks to Anders Olav Lande) · Mycobacterium kansasii (fig 1) · Mycobacterium leprae (fig 1, for a close up thanks to Anders Olav Lande) · Mycobacterium marinum (fig 1) · Rickettsia rickettsii (Fig. 1,: scroll down to bottom of the page. 2) · Orientia tsutsugamushi (formerly; Rickettsia tsutsugamushi; Fig. 1) · Treponema pallidum(fig 1, 2, 3)