Plants forming open clumps 60–90 × 45 cm; rhizomes not stoloniferous. Leaves: petiole erect, spreading, light green, to 25 cm; blade light yellowish green, orbiculate to cordate, 20–28 × 15–24 cm, base decurrent, apex acuminate; veins in 6–9 lateral pairs. Scape 60–80 cm. Inflorescences: racemes bright green, 10–15-flowered, stout, solid, to 25 cm; floral bracts large, greenish white, ovate-lanceolate, navicular; sterile bracts leafy, sparse. Flowers to 13 cm, fragrant; perianth long-tubular; tepals white, lobes sharply recurved; anthers yellow. Capsules large, elongate, apex pointed. 2n = 60.
A perennial plant. It has rhizomes or underground stems which are about 1.5-2 cm thick. It grows 50-75 cm high and 60-90 cm wide. The leaves are heart-shaped and light green. The leaf stalk is 20-40 cm long. The leaf blade is oval and 14-25 cm long by 8-16 cm wide. There are 6-10 pairs of veins. The leaves are glossy and have conspicuous veins. They are held on upright leaf stalks. The flowers are pure white and have a sweet smell. The fruit is a capsule about 6 cm long by 1 cm wide. It is 3 angled.
With cordate or ovate-subcordate lvs and fragrant white fls 10–13 cm.