Platelet’s maturation series

 Stem 1. Multipotent hematopoietic stem cell  Progenitor 2. Common myeloid progenitor 3. Megakaryocyte-erythrocyte progenitor  Precursor 4. Megakaroblast Mk-I 5. Promegakaryocyte Mk-II 6. Megakayocyte Mk-III  Peripheral Blood 7. Platelets