Green roofs are soil and living plants.

There is not enough evidence to support the use of herbal medicines.

When plants metabolize nitrogen compounds, they remove nitrogen from the water by using it to build biomass that decays more slowly than ammonia driven plankton already dissolved in the water.

Small amounts of boron compounds play a strengthening role in the cell walls of all plants, making boron necessary in soils.

Cannabis plants produce a unique family of terpeno phenolic compounds called cannabinoids, which produce the high one experiences from consuming marijuana.

Curare is a common name for various plant extract alkaloid arrow poisons originating from Central and South America.

Many of the plant and fungal enzymes that make these compounds differ from each other in sequence and other characteristics, which indicates separate origins and evolution of these enzymes in the fungi and plants.

Alseuosmiaceae is a plant family of the order Asterales found in Australia, New Caledonia, and New Zealand.

The Valerianaceae Batsch, the valerian family, was a family of flowering plants that is now considered part of the Caprifoliaceae.

The Morinaceae have been recognized as a family of plants in the order Dipsacales.

Plantaginaceae, the plantain family, is a family of flowering plants in the order Lamiales.

Phrymaceae, also known as the lopseed family, is a small family of flowering plants in the order Lamiales.

Pedaliaceae (pedalium family or sesame family) is a flowering plant family classified in the order Scrophulariales in the Cronquist system and Lamiales in the Angiosperm Phylogeny Group system.

Orobanchaceae, the broomrapes, is a family of flowering plants of the order Lamiales, with about 90 genera and more than 2000 species.

Martyniaceae is a family of flowering plants in the Lamiales order that are restricted to the New World.

Calceolariaceae is a family of flowering plants in the order Lamiales that has been recently segregated from Scrophulariaceae.

Acanthaceae is a family (the acanthus family) of dicotyledonous flowering plants containing almost 250 genera and about 2500 species.

The Sarraceniaceae are a family of pitcher plants, belonging to order Ericales (previously Nepenthales).

Myrsinaceae, or the myrsine family, was formerly recognized as a rather large family from the order Ericales, consisting of 35 genera and about 1000 species.

The Cyrillaceae are a small family of flowering plants in the order Ericales, native to warm temperate to tropical regions of the Americas.

References http www.britannica.com EBchecked topic 1446320 Putranjivaceae, Encyclopædia Britannica Online

Podostemaceae (riverweed family) is a family in the order Malpighiales.

Erythroxylaceae (or coca family) is a family of flowering trees and shrubs consisting of 4 genera and approximately 240 species.

The Frankeniaceae are a family of flowering plants, widely recognized by many taxonomists it has commonly been assumed to be closely related to family Tamaricaceae.

Basellaceae is a family of flowering plants, in the order Caryophyllales in the clade core eudicots, according to the Angiosperm Phylogeny Group.

The Amaranthaceae, the Amaranth family, represent the most species rich lineage within the flowering plant order of Caryophyllales.

Most recent authors of taxonomic treatises have maintained the family Limnanthaceae but placed it in the order Geraniales, including Thorne (1976) Cronquist (1988), who nevertheless states that Limnanthaceae are, without...obvious affinities... and Takhtajan (1980).

Onagraceae, known as the willowherb family or evening primrose family, is a family of flowering plants.

Essential oils are also known as volatile oils, ethereal oils, aetherolea, or simply as the oil of the plant from which they were extracted, such as oil of clove.

The Polygonaceae are a family of flowering plants known informally as the knotweed family or smartweed buckwheat family in the United States.

Nepenthes (), popularly known as tropical pitcher plants or monkey cups, is a genus of carnivorous plants in the monotypic family Nepenthaceae.

Only salts and radioisotopes of gold are of pharmacological value, since elemental (metallic) gold is inert to all chemicals it encounters inside the body (i.e., ingested gold cannot be attacked by stomach acid).

Haemodoraceae is a family of perennial herbaceous flowering plants.

The Centrolepidaceae are a family of flowering plants.

The Joinvilleaceae are a family of flowering plants.

Sparganiaceae is the botanical name for a family of flowering plants.

The Thurniaceae are a family of flowering plants.

The Typhaceae are a family of flowering plants.

Limnocharitaceae is the botanical name of a family of flowering plants in the monocot order Alismatales.

Potamogetonaceae, commonly referred to as the pondweed family, is an aquatic family of monocotyledonous flowering plants.

Zosteraceae is closely related to Potamogetonaceae, a family of freshwater aquatics.

Cannabinoids, terpenoids, and other compounds are secreted by glandular trichomes that occur most abundantly on the floral calyxes and bracts of female plants.

It often increases the plant's uptake of inorganic compounds, such as nitrate and phosphate from soils having low concentrations of these key plant nutrients.

Organic compounds are generally molecular compounds.

The Magnoliaceae are a flowering plant family, the magnolia family, in the order Magnoliales.