Wood of Tapirira guianensis, a species from the cashew family (Anacardiaceae)
Flower stalk of Saccharum, a species of the grass family (Poaceae)
Wood of a pine tree infested with cells of a parasitic plant
Wood of Cedrela, a species in the mahogany family (Meliaceae)
Detail of the stem of Viscum album, commonly known as the European mistletoe