Pineapple (now termed pine cones). When European explorers encountered this tropical fruit in the Americas, they called them "pineapples" (first referenced in 1664, for resemblance to pine cones). In the scientific binomial "Ananas comosus", "ananas", the original name of the fruit, comes from the Tupi word "nanas", meaning "excellent fruit", as recorded by André Thevet in 1555, and "comosus", "tufted", refers to the stem of the fruit. Other members of the genus "Ananas" are often called pine, as well, in other languages. The pineapple is a herbaceous perennial, which grows to tall, although sometimes it can be taller. In appearance, the
Boletellus ananas angular pores up to 2 mm wide that bruise a blue color. It is yellow when young but ages to a deep olive-brown color. Microscopically, "B. ananas" is distinguished by large spores with cross striae on the ridges and spirally encrusted hyphae in the marginal appendiculae and flesh of the stem. Previously known as "Boletus ananas" and "Boletus coccinea" (among other synonyms), the species was given its current name by William Alphonso Murrill in 1909. Two varieties of "Boletellus ananas" have been described. Although the mushroom may be considered edible, it is not recommended for consumption. The species was first