Valdés, B. & Scholz, H.; with contributions from Raab-Straube, E. von & Parolly, G. (2009): Poaceae (pro parte majore). Euro+Med Plantbase - the information resource for Euro-Mediterranean plant diversity. Helictochloa Romero Zarco. Accessed through: Euro+Med PlantBase at http://ww2.bgbm.org/euroPlusMed/PTaxonDetail.asp?UUID=ABA88497-C25E-4A61-98DE-56FF68066BE0
2011-09-07 by Valdés, B. & Scholz, H.; with contributions from Raab-Straube, E. von & Parolly, G. (2009): Poaceae (pro parte majore). Euro+Med Plantbase - the information resource for Euro-Mediterranean plant diversity.