Monographs Details: Alibertia latifolia var. pargueniana Steyerm.
Authority: Maguire, Bassett. 1965. The Botany of the Guayana Highland. Mem. New York Bot. Gard. 12 (3): 1-285.
Family:Rubiaceae
Description:Latin Diagnosis - A var. latifolia differt tubo calycis florium masculinorum 3 mm longo; lobis corollae masculinae 6-7 mm longis; stipulis ovatis subacutis 4-4.5 mm longis extus glabris vel glabratis ad subhirtellis; laminis foliorum oblongo-ellipticis vel oblongis apice late obtusis vel rotundatis basi obtusis vel late rotundatis, 7-10 cm longis 3-6 cm latis, subtus costa media nervis lateralibusque dense puberulohirtellis atque in axillis barbatis, nervis lateralibus utroque latere 7-10.