Echinopsis kermesina.

Echinopsis lamprochlora (Syn: Trichocereus lamprochlorus)

Echinopsis mamillosa. Sunset 16,17,21-24; USDA: 8b-10. Hardy to 15° F. Light shade in hot desert gardens. Some water summer, dry winter, needs good drainage. Various color flowers. Solitary spherical cactus, up to 12" tall. Origin: Argentina, Bolivia. Quantities over 100 ships in 2-3 weeks.

Echinopsis mamillosa v flexilis

Echinopsis melanopotamica. Rio Negro, Argentina. HV 905

Echinopsis millarensis.

Echinopsis minuana

Echinopsis narvacensis

Echinopsis nudus.

Echinopsis obrepanda. 

Echinopsis orurensis (Syn: Helianthocereus)

Echinopsis oxygona hybridized with Echinopsis chacoana

Echinopsis pachanoi (Synonymous with Trichocereus Peru 'San Pedro')