Monographs Details: Spathelia
Authority: Cowan, Richard S. 1967. Rutaceae of the Guayana Highland. Mem. New York Bot. Gard. 14: 1-14.
Description:Genus Description - Monocarpic trees with palm-like habit, the alternate, pinnate leaves congested at the apex of the unbranched trunk. Leaflets opposite to alternate, 10-100-jugate, the margins crenate to entire, glandular punctae restricted to the margins or generally distributed through the blade. Inflorescences terminal, paniculate, to 3 m long, the flowers polygamous. Sepals 5, free to slightly united basally, valvate to imbricate; petals 5, free, valvate to imbricate, the apex with a small to large glandular cavity. Stamens 5, the filaments exalate to conspicuously alate, the wing shortly free at the apex or completely adnate with the filament, bidentate apically or entire. Gynoecium subsessile to stipitate; stigma 2-3-lobed, sessile or subsessile; ovary 2-3-celled, laterally compressed, uniovulate, the ovule apotropous. Fruit 2-3-winged, indehiscent, the wings narrow to broader than the seedbearing portion; seed 1-2, endospermous or not.
Spathe R. Brown, Hist. Jam. 187. 1756 (nom. rej.).
Sohnreyia Krause, Notizbl. 6: 147-149. 1914.
Dioinma Engler ex Harms, Natur. Pflanzenfam., ed. 2, I9a: 460. 1931.
Type species. S. simplex Linnaeus.