Reference

C. A. Naranjo, S. Enus Zeiger, L. Poggio (1984): Phenol Chromatography, Morphology and Cytogenetics in Three Species and Natural Hybrids of Prosopis (Leguminosae - Mimosoideae) – Österreichische Botanische Zeitschrift = Plant Systematics and Evolution – 144: 257 - 276.