Agave tequilana Through the 1990s, diseases spread, particularly "Fusarium" fungi and "Erwinia" bacteria, exacerbated by the low genetic diversity of the agave plants. Other problems include the agave weevil, "Scyphophorus acupunctatus", and a fungus, "Thielaviopsis paradoxa". According to a 2004 study, additional pathogens, "Erwinia carotovora", "Enterobacter agglomerans", "Pseudomonas mendocina", and "Serratia" spp. are responsible for continued rot. The homoisoflavanones 5,7-dihydroxy-3-(4-methoxybenzyl)-chroman-4-one, 7-hydroxy-3-(4-hydroxybenzyl)-chroman-4-one and 4’-demethyl-3,9-dihydro-punctatin can be isolated from "A. tequilana". Agave tequilana Agave tequilana, commonly called blue agave () or tequila agave, is an agave plant that is an important economic product of Jalisco, Mexico, due to its role as the base ingredient
Agave schottii hair with.' They use it as a shampoo to clean, soften, and grow hair, as well as wash clothing. The sapogenin in "Agave schottii" is being researched for its potential role in anti-cancer treatments. Agave schottii Agave schottii, also known by the common name Schott's century plant, is a shrub species within the "Agave" genus. It is a member of the subgenus Littaea. There are two widely recognized varieties of this species: "Agave schotti" var. "schottii" and "Agave schottii" var. "treleasei". "Agave schottii" is native to North America. It is found in the United States of America, in the states