Maihuenia poepigii, commonly known in Chile as maihuén or hierba del guanaco, is a succulent cactus shrub native to Chile and Argentina. M. poepigii is remarkably tolerant to moisture and cold temperatures. The specific epithet poepigii commemorates Eduard Pöppig, a 19th-century German naturalist who explored South America. Description This is a cactus species forming dense cushions often consisting of hundreds of individual segments. The plant's specific physical characteristics are listed below: Leaves: Small and succulent. Flowers: Showy, large, satiny and lemon-yellow in color. It flowers in late spring. References Maihuenioideae Flora of Chile Flora of Argentina