Monographs Details: Spathanthus unilateralis var. abruptus Maguire
Authority: Maguire, Bassett & Wurdack, John J. 1958. The botany of the Guayana Highland--Part III. Mem. New York Bot. Gard. 10: 1-156.
Family:Rapateaceae
Description:Distribution and Ecology - Distribution: Swampy or areas in low altitude rain-forest, Central Guiana, the region of the Oyapock River in Amapa, Brazil, and French Guiana. This variant is a geographical analogue of var. jenmatii.

Discussion:

Type: herb of wet to moist places; spathe white except green apical portion, flowers yellow, locally frequent, forest behind Oyapock Airfield, Amapa, Brazil, Dec 7, 19.34, Cowan 38701 (holotype, NY).

Distribution:Guyana South America| Brazil South America| French Guiana South America|