Template:Långström & Chase, 2002
- Långström, E. & Chase, M.W. 2002. Tribes of Boraginoideae (Boraginaceae) and placement of Antiphytum, Echiochilon, Ogastemma and Sericostoma: A phylogenetic analysis based on atp B plastid DNA sequence data. Plant Systematics and Evolution 234(1): 137–153. DOI: 10.1007/s00606-002-0195-z Full text PDF