Plasmodium Falciparum Gametocytes on Blood Smear. Banana-shaped gametocytes are only seen in Plasmodium falciparum but rare in blood smears - don't count on seeing these! Seeing ONLY trophs/rings, no schizonts/gametocytes, (in my experience) is more common in P.f. Rich Davis, PhD, D(ABMM), MLS @richdavisphd #gametocytes #Plasmodium #Falciparum #Blood #Smear.#peripheral #clinical #microscopy #microbiology #malaria