- 丹凤眼 dānfèngyǎn phoenix eyeseyes whose outer corners slant upwards, considered a sign of beauty or prestige in Chinese culture
- 凤眼兰 fèngyǎnlán water hyacinthwater hyacinth; a free-floating perennial aquatic plant
- 凤眼莲 fèngyǎnlián water hyacinthaquatic plant species Eichhornia crassipes known for its lavender flowers and bulbous leaf stalks that allow it to float on water