Stem: spherical to ovoid or apical in shape, with a large underground part merging with the swollen rootstock, dark green epidermis up to 1-2 (-3.5) cm in height and 0.8-2.5 (-3) cm in diameter.
Flower: funnel-shaped, bell-shaped or sometimes rotating, usually not opening wide, yellow-green or straw-yellow, with a faint lemon flavor 1.5-2.5 cm long, 1.5-2.7 cm across.