Prosopis ruizlealii Burkart
Family Fabaceae, Subfamily Mimosoideae
NOTE: Only one seed of Prosopis ruizlealii was available for examination. Therefore, the description and images in this fact sheet may not be representative of this species’ seeds.
Pods linear-oblong, straight to falcate, subcompressed, 5–17 cm long, 9–16 mm wide, 4–7 mm thick. Short-stipitate, apex mucronate, margins nearly straight. Dark reddish or nearly black, veins obscure. Endocarp segments subquadrate to obliquely ovate, boney, closed, 8–12 mm long and wide, 5–8 mm thick; mesocarp pulpy-fibrous or mealy. Seeds oriented longitudinally.
Prosopis denudans Benth. (Pod is similar.)
Andes foothills, arid, southern region of Argentina
Prosopis ruizlealii is a spiny shrub, 0.6–3 m tall. It is closely related to P. denudans, of which it is possibly not more than a more robust, northern subspecies.