After Bernardino Antonio Gomes, a Portuguese naval physician and author of a book on the medicinal plants of Brazil.
Epiphytic or epilithic herbs, sympodial, with short creeping rhizomes. Stems usually thickened into oblong pseudobulbs, compressed, clustered. Leaves basal and/or apical, 2-4, leathery, strap-shaped or oblong, stalked. Inflorescences basal racemes, arching to pendent. Flowers resupinate, many, dense, small, inconspicuous, often fragrant, usually white, yellow or green. Sepals similar, dorsal free, laterals free or variously fused. Petals similar to dorsal sepal, free. Labellum entire or 3-lobed, 2-ridged, fused to base of column, side lobes erect and enclosing column, midlobe spreading or curved under. Column long, erect, clubbed or winged. Pollinia 2, waxy, with stipe.
About 20 species from Brazil.
The rather small inconspicuous flowers in arching racemes.
Source: (2005). Orchidaceae. In: . Horticultural Flora of South-eastern Australia. Volume 5. Flowering plants. Monocotyledons. The identification of garden and cultivated plants. University of New South Wales Press.
