''Oxalis lasiandra'', common names palm tree oxalis and Mexican shamrock, is a plant species native to the Mexican State of

Oaxaca Oaxaca ( , also , , from nci, Huāxyacac ), officially the Free and Sovereign State of Oaxaca ( es, Estado Libre y Soberano de Oaxaca), is one of the 32 states that compose the political divisions of Mexico, Federative Entities of Mexico. It is ...

but grown as an ornamental in other regions. It occurs in ''Quercus-Acacia'' and ''Quercus'' forests at elevations of .Pacific Bulb Society
/ref> ''Oxalis lasiandra'' is a perennial herb up to tall. It is closely related to ''O. magnifica'' but the bulb scales have 15–25 nerves. Leaves have 7–9 leaflets. Flowers are pink to crimson, drooping at night but pointing upward in the daytime.Denton, M. F. 1973. "A monograph of ''Oxalis'', section ''Ionoxalis'' (Oxalidaceae) in North America". Publications of the Museum. Michigan State University. ''Biological Series'' 4(10): 457–615.

References

lasiandra Flora of Oaxaca {{Oxalidales-stub