They are `feather palms`, with pinnate leaves 2-4 m long. The species vary from nearly stemless plants rarely exceeding 40 cm tall (e.g. B. campicola) to small trees up to 10 m tall (e.g. B. yatay). Butia capitata is notable as one of the hardiest feather palms, tolerating temperatures down to about −10 °C; it is widely cultivated in warm tem.....