Unconscious symbolism occupies a foundational position in the depth-psychological corpus, constituting the primary medium through which non-conscious psychic contents communicate with — and exert pressure upon — waking life. The literature reveals two broad, partially opposed architectures. Freud’s account, as elaborated in the Introductory Lectures and as analysed by Benveniste, treats unconscious symbols as relatively stable substitutes: rooms stand for women, landscapes for the maternal body, the entire system anchored in libidinal overdetermination and the mechanics of repression. Jung’s counter-position, developed across Symbols of Transformation, Aion, and Psychology and Religion, insists that unconscious symbols are not mere substitutes but autonomous, living formations whose meaning is prospective as well as retrospective. For Jung the symbol ‘coins itself’ from archaic patterns that recur across cultures and epochs, and its numinosity derives from archetypal energy rather than censored wish. Neumann extends this view into phylogenetic depth, mapping symbol-formation onto the developmental stages of consciousness itself. Von Franz and Chodorow further specify how the autonomy of unconscious symbolic material manifests clinically — in fantasy, active imagination, and the individuation process. The central tension throughout the corpus is between reductive (causal, libidinal) and synthetic (teleological, archetypal) readings of the same symbolic productions, a tension that determines not only theory but clinical method.