Pinguicula laueana {Sierra Mixe, Oaxaca}Pinguicula laueana {Sierra Mixe, Oaxaca} is a perennial heterophyllous species, producing summer rosettes of 5 8 carnivorous oval leaves of dark green, burgundy, with or without red venation and winter rosettes of 30 50 closely packed succulent leaves. Pinguicula laueana {Sierra Mixe, Oaxaca} is a montane species and was named for Dr Alfred Lau. This species has bright red flowers and is among the most beautiful butterworts. The butterwort on the