叶片通常长圆形到卵形，心形的或近如此在基部；叶和果没有短柔毛。
Leaf blade usually oblong to ovate, cordate or nearly so at base; leaf and fruit without pubescence.
基生叶长圆形，基部不心形。
基生叶长圆形或椭圆形，截形或楔形在基部。
Basal leaf blade oblong or elliptic, truncate or cuneate at base.
北美东部产的一种普通水生植物，飘浮叶长圆形至倒卵形，基部常具缺刻，花白色，有黄斑点。
Common aquatic plant of eastern North America having floating and submerged leaves and white yellow-spotted flowers.
叶1片顶生于卵球形假鳞茎上，狭长圆形，长10-14厘米，宽1.8-2.3厘米，先端微凹，基部收窄成长约1.5厘米的柄。
Pseudobulbs ovate, 1-leaved at apex. Leaves narrowly oblong, 10-14 cm long and 1.8-2.3 cm wide, apex emarginate, base attenuate;
叶1片顶生于卵球形假鳞茎上，狭长圆形，长10-14厘米，宽1.8-2.3厘米，先端微凹，基部收窄成长约1.5厘米的柄。
Pseudobulbs ovate, 1-leaved at apex. Leaves narrowly oblong, 10-14 cm long and 1.8-2.3 cm wide, apex emarginate, base attenuate;
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