Oxalis lasiandra
Oxalis lasiandra, common names palm tree oxalis and Mexican shamrock, is a plant species native to the Mexican State of Oaxaca but grown as an ornamental in other regions. It occurs in Quercus-Acacia and Quercus forests at elevations of 1,700–2,160 m (5,580–7,090 ft).
Oxalis lasiandra is a perennial herb up to 40 cm (16 in) tall. It is closely related to O. magnifica but the bulb scales have 15–25 nerves.