Genus Torreya
Tumion Raf.Species in the genus Torreya of plants
California torreya - California Nutmeg is an evergreen tree growing to 15–25 m tall, with a trunk diameter of 0.5–1 m ; the crown is conical in overall shape, with whorled branches. The leaves are needle-like, stiff, sharp pointed, 3–5 cm long and 3 mm broad; they are arranged spirally but twisted at the base to lie flat either side of the shoots.
Torreya grandis - Torreya grandis is a species of conifer in the Cephalotaxaceae family. It is found only in China. Common names include Chinese nutmeg yew .
Torreya jackii - Torreya jackii is a species of conifer in the Cephalotaxaceae family. Common names include Longleaf Torreya' and Jack Torreya. It is found only in China. It is threatened by habitat loss.
Japanese torreya - It grows to 15-25 m tall with a trunk up to 1.5 m diameter. The leaves are evergreen, needle-like, 2-3 cm long and 3 mm broad, with a sharply spined tip and two whitish stomatal bands on the underside; they are spirally arranged but twisted at the base to lie horizontally either side of the stem. It is subdioecious, with individual trees producing either mostly male or mostly female cones but usually with at least some cones of the other sex present. The male cones are globular, 5-6 mm diameter, in a double row along the underside of a shoot. The female cones are borne in clusters of 3-8 together, maturing in 18–20 months to a single seed surrounded by a fleshy layer, 2 cm long and 1.5 cm broad.
Florida torreya - It is the type species of the genus Torreya. Torreya taxifolia became one of the first federally listed endangered plant species in the United States in 1984; the IUCN lists the species as critically endangered. A survey conducted in 2000 estimates the population of T. taxifolia to be between 500 and 4000 individuals.