caladium bicolor: most popular caladium; cultivated in many varieties since the late 19th century
caladium: any plant of the genus Caladium cultivated for their ornamental foliage variously patterned in white or pink or red
myasthenia gravis: a chronic progressive disease characterized by chronic fatigue and muscular weakness (especially in the face and neck); caused by a deficiency of acetylcholine at the neuromuscular junctions