Roystonea lenis

Roystonea lenis is a species of palm which is endemic to Guantánamo Province in eastern Cuba.

Description
Roystonea lenis is a large palm which reaches heights of 20 m. Stems are grey-white and are usually 35 - 47 cm in diameter. The upper portion of the stem is encircled by leaf sheaths, forming a green portion known as the crownshaft which is normally 2 m long. Individuals have about 15 leaves with 0.2 - 0.7 cm petioles and 4 - 5.8 m rachises; the leaves hang well horizontal. The 1 m inflorescences bear white male and female flowers. Fruit are 11.3 - 14 mm long and 8.8 - 11.1 mm wide, and black when ripe.