Class Equisetopsida C.Agardh (1825) - horsetails see Subclass Equisetidae Warm. (1883) gymnosperms see Class Spermatopsida Subclass Pinidae Cronquist, Takht. & Zimmerm. (1966) - conifers Order Cupressales Link (1829) Family Cupressaceae Gray (1822), nom. cons. - cypress family [Genus Arceuthos Antoine & Kotschy (1854)] see Genus Juniperus L. (1753)