Subspecies, varieties, forms and cultivars of plants belonging to the Agave titanota group

• Agave titanota Gentry: It is an open plant with few ghostly white coloured leaves arranged in a typically solitary rosette. Diameter up to 75 cm. Origin:Rancho Tambor, Oaxaca, Mexico.
• Agave titanota f. aureomarginata hort.: has a paler creamy yellow band down the margins, with green centres
• Agave titanota FO-076 Sierra Mixteca, Oaxaca, Mexico.: It is an open plant with few ghostly white coloured leaves arranged in a typically solitary rosette. Diameter up to 75 cm. Origin:Rancho Tambor, Oaxaca, Mexico.
• Agave titanota Rio Salado, Oaxaca, Mexico: is a population with intermediate characteristic between the two previous forms. Distribution: Rio Salado, Oaxaca, Mexico