From the whole plants of Bothriospermum tenellum (Boraginaceae) four phenolic compounds, kaempferol, caffeic acid, $kaempferol-3-O-{eta}-D-glucopyranoside$ and $kaempferol-3-O-{alpha}-L-rhamnopyranosyl-(1{ ightarrow}6)-{eta}-D-glucopyranoside$ have been isolated and characterized by physicochemical and spectral means.