Luffa is a plant of Luffa in Cucurbitaceae. Luffa is an annual climbing vine with rough stems and branches, furrowed and puberulent; Tendrils slightly stout, pubescent, usually 2-4-pronged; Petiole rough, subglabrous; Leaf blade triangular or suborbicular, usually palmately 5-7-lobed, lobes triangular, dark green above, rough, warty, light green below, pubescent, palmately veined, with white pubescence.