Prosopis calingastana Burkart
Family Fabaceae, Subfamily Mimosoideae
NOTE: Only two seeds of Prosopis calingastana were available for examination. Therefore, the description and images in this fact sheet may not be representative of this species’ seeds.
Pods linear, subfalcate or arched, 5–10 cm long, 6–11 mm wide, 5–6 mm thick. Apex short-tapered, with a rounded tip; margins thickened, straight to uneven, nonundulate. Reddish-brown, with striate veins; seed chambers 6–9. Endocarp segments ovate, thin, both faces convex. Seeds oriented longitudinal-obliquely.
arid gulches at ca. 2500 m elevation
Prosopis calingastana is a spiny, low shrub, less than 1 m tall, quite localized and rare.