Loxostigma puhoatense. A plant in natural habitat B apical part of flowering plant showing inflorescences (with flowers and young fruits) and leaves C inflorescence D abaxial leaf E adaxial leaf F flower (from below) G flower (top view) H flower (front view) I longitudinal section with upper lip removed J stamens with gynoecium and calyxes K dried fruits. Photos by Ngoc-Dai Do, plate by Ngoc-Sam Ly.