Six diterpenes from Vellozia compacta

Six diterpenes from Vellozia compacta Diterpenes with pimarane and cleistanthane skeletons from Vellozia piresiana Compactone, a new diterpenoid from Vellozia compacta Two new diterpenes with a rosane skeleton from velloziaceae. Three ent-kaurene diterpenes from Vellozia caput-ardeae Vellozone, a tetracyclic triterpene from Vellozia stipitata Two kaurenes from Vellozia caput-ardeae Diterpenoids from Scoparia Dulcis Cytotoxic Germacrane-Type Sesquiterpenes, Pimarane-Type Diterpenes, and a Naphthalene Derivative from<i>Wollastonia</i><i>biflora</i> Ten New Labdane-Type Diterpenes from the Fruit of Vitex rotundifolia.