Coccothrinax spissaCoccothrinax spissa, the guano or swollen silver thatch palm, is a palm which is endemic to the island of Hispaniola.DescriptionLike other members of this genus, Coccothrinax spissa is a fan palm. Stems grow singly and are 3 to 8 metres tall and 20 to 30 centimetres in diameter, usually swollen. The fruit is dark purple, 1.1 to 1.2 cm in diameter. It grows in open areas in dry habitats, or at the margins of woodlands at low elevations.