Blue Oil Slick Fern (403W09) crystals Under bright light

Under bright light

is one of the most striking of the island's succulent Euphorbs

lanceolate leaves that can display a stunning mix of green

blue-green

Blue Oil Slick Fern (403W09) crystals Under bright lightBlue Oil Slick Fern growing in a 4 inch pot. Microsorum thailandicum, commonly known as the Blue Oil Fern, is an extraordinary fern species indigenous to the shaded, humid jungles of Southeast Asia, namely, Thailand, Southern China, and Vietnam. This lithophytic and epiphytic fern is particularly noted for its distinctive iridescent blue leaves, a feature that sets it apart within the diverse world of ferns.