Monographs Details: Macrolobium colombianum var. monagasense Cowan
Authority: Cowan, Richard S. 1953. A taxonomic revision of the genus Macrolobium (Leguminosae-Caesalpinioideae). Mem. New York Bot. Gard. 8 (1): 257-342.
Family:Caesalpiniaceae
Description:Latin Diagnosis - Arbor, ramulis pilosulis. Folia oblonga, 12-13-jugata, paribus 6-8 mm. separatis. Petiolus 5-8 mm. longus, puberulus, sulcatus; rachis 5.5-7 cm. longa, supra uncinato-puberula, infra pilosula. Foliola 12-26 mm. longa, 7-10 mm. lata, lanceolato-oblonga, pari inferiore ovali, in costa supra puberula, infra basim versus pilosula. Flores non vidi. Fructus oblongus, ubique puberulus, carpophoro 4-5 mm. longo, pilosulo et puberulo, semina circa 2 cm. diametro, suborbicularia.

Discussion:

Figure 12.

Type Collection: J. Steyermark 61841, "forested southwest-facing slopes of Cerro Negro, above La Sabana de las Piedras, northwest of Caripe, alt. 1500 meters," State of Monagas, Venezuela, April 1945 (HOLOTYPE F, isotype VEN). Known only by the type collection.