SESQUITERPENES cyclized into two adjoining cyclohexane rings but with a different configuration from the ARTEMISININS.

A plant genus of the family ASTERACEAE. Members contain INULIN, alantol, helenin, alantic acid, and acrid resin.

A plant genus in the family CAPRIFOLIACEAE known for elderberries.

SESQUITERPENES cyclized to one 10-carbon ring.

SESQUITERPENES cyclized into two adjoining rings, one being 7-carbons and the other is 5-carbons.

A plant family of the order Celastrales, subclass Rosidae, class Magnoliopsida.

A plant family of the order Zingiberales, subclass Zingiberidae, class Liliopsida. It includes plants which have both flavoring and medicinal properties such as GINGER; turmeric (CURCUMA), and cardamom (ELETTARIA).

Oils which evaporate readily. The volatile oils occur in aromatic plants, to which they give odor and other characteristics. Most volatile oils consist of a mixture of two or more TERPENES or of a mixture of an eleoptene (the more volatile constituent of a volatile oil) with a stearopten (the more solid constituent). The synonym essential oils refers to the essence of a plant, as its perfume or scent, and not to its indispensability.

A large plant family of the order Asterales, subclass Asteridae, class Magnoliopsida. The family is also known as Compositae. Flower petals are joined near the base and stamens alternate with the corolla lobes. The common name of "daisy" refers to several genera of this family including Aster; CHRYSANTHEMUM; RUDBECKIA; TANACETUM.

A plant genus of the family Illiciaceae, order Illiciales, subclass Magnoliidae, class Magnoliopsida. They have evergreen, aromatic leaves and bisexual flowers. The female portion of the flower consists of 7 to 15 carpels.

A plant genus of the family CELASTRACEAE.