The condition where filaments and anthers are fused throughout the entire length is
Synandrous
In synandrous condition, filaments and anthers are fused throughout their entire length. e.g., Colocasia. In gynandrous condition, stamens and styles are united to form a column e.g., Calotropis. In protandrous - condition, male sexual organs mature earlier than female sexual organs. E.g., Jasminium. In syngenesius condition, stamens are united by their anthers to form a tube around the style, e.g, sunflower.