Taxonomic history:
   1753: Linnaeus described this species as Mimosa cinerea in Species Plantarum, 1st ed., p. 517.
   today: The current name for this species is Prosopis cineraria (L.) Druce

original Latin diagnosis
Mimosa foliis conjugatis pinnatis: foliolis aequalibus, caule aculeis incurvis.

English translation
Mimosa with leaf blades connected [and] pinnate: with the leaflets equal; [and] with a stem with prickles [that are] curved inward.

English translation with commentary

Mimosa	Mimosa
with leaf blades	foliis - ablative plural of second declension neuter noun folium, folii
connected	conjugatis - ablative plural neuter of perfect participle of first conjugation verb conjugo, -are, -avi, -atum; modifies foliis
[and]	[added for smoother reading]
pinnate:	pinnatis - ablative plural neuter of group A adjective pinnatus, -a, -um; modifies foliis
with the leaflets	foliolis - ablative plural of second declension neuter noun foliolum, folioli
equal;	aequalibus - ablative plural neuter of group B adjective aequalis, -is, -e; modifies foliolis
[and]	[added for smoother reading]
with a stem	caule - ablative singular of third declension masculine noun caulis, caulis
with prickles	aculeis - ablative plural of second declension masculine noun aculeus, aculei
[that are] curved inward.	incurvis - ablative plural masculine of group A adjective incurvus, -a, -um; modifies aculeis