Trachystemon orientalis (L.) D.Don | Plants of the World Online | Kew Science
Oriental Borage Trachystemon Orientalis Perennial on Spring Garden Stock Photo - Image of flowering, landscape: 214038382
Trachystemon orientalis – Rauling | Garten und Freiraum – Regine Ege und Harald Conrad
Trachystemon orientalis (Abraham, Isaac and Jacob, Early-flowering Borage, Eastern Borage, Oriental Borage) | North Carolina Extension Gardener Plant Toolbox