Bibliography

• 1 Haseltonia

 Information From

Cactaceae

World Flora Online Data. 2017.

• A CC0 1.0 Universal (CC0 1.0).

World Flora Online consortium

http://www.worldfloraonline.org/organisation/WFO

World Flora Online Data. 2018.

• B CC0 1.0 Universal (CC0 1.0).

International Union for Conservation of Nature v.3

https://www.iucnredlist.org/

IUCN 2019. The IUCN Red List of Threatened Species. Version 2019-1.

• C See IUCN Terms and conditions of use http://www.iucnredlist.org/info/terms-of-use

International Union for Conservation of Nature

https://www.iucn.org/

IUCN 2016. IUCN Red List of Threatened Species. Version 2016-2

• D All Rights Reserved