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Science & Nature • Succulents

Lithops

Lithops is a genus of small succulent plants in the family Aizoaceae, native to southern Africa.

By Ethan Anderson| Reviewed by Olivia Bennett, Standards & Fact-Checking Lead| Updated July 26, 2026|2 min read| Fact-checked

Lithops is a genus of small succulent plants in the family Aizoaceae, native to southern Africa. They are commonly called “living stones” or “pebble plants” because their stone-like bodies help them blend into rocky habitats and reduce herbivory.

Description

Lithops are very small succulent perennials with bodies made of two fused leaves. Their leaf surfaces may be smooth or patterned, and the plants often sit low in the soil with only the top visible. The plants are nearly stemless and form bodies from a pair of thick, fleshy leaves. Flowers emerge from the fissure between the leaves and are typically daisy-like, and different species vary in colour, markings, and surface texture.

Distribution and habitat

The genus occurs naturally in rocky, arid areas of Namibia, South Africa, Botswana, and possibly Angola, covering a region on the world map. They are adapted to extremely dry conditions and are often found in sparse colonies.

Name and common names

The name Lithops comes from Greek roots meaning “stone” and “appearance” or “face,” referring to their stone-like look. They are widely known as living stones or pebble plants.

Cultivation

Lithops are cultivated worldwide as novelty indoor plants and are valued for their unusual form. Successful cultivation depends on bright light and careful watering that matches their seasonal growth cycle. In Canada, Lithops are commonly sold in nurseries and houseplant markets as drought-tolerant indoor succulents, making them familiar to Canadian gardeners interested in unusual plants.

Key facts

  • Lithops are a genus of succulents in the ice plant family, Aizoaceae.
  • They are native to arid parts of southern Africa, including Namibia and South Africa.
  • Their camouflage as stones is thought to help protect them from herbivores.
  • The plants are nearly stemless and form bodies from a pair of thick, fleshy leaves.
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Canadian context

Lithops are commonly sold in Canadian nurseries and houseplant markets as drought-tolerant indoor succulents, making them familiar to Canadian gardeners interested in unusual plants.

Frequently asked questions

What are Lithops?
Lithops are a genus of small succulent plants in the family Aizoaceae, native to southern Africa and known for their stone-like appearance.
Why are Lithops called living stones?
They resemble small stones or pebbles, which helps them blend into rocky habitats and may reduce grazing by herbivores.
Where do Lithops grow naturally?
They grow in arid, rocky regions of Namibia, South Africa, Botswana, and possibly Angola.
How many species of Lithops are there?
Sources give different counts, but commonly cite about 37 to 40 species.
What do Lithops flowers look like?
They usually produce daisy-like flowers that emerge from the slit between the paired leaves.

References

  1. Wikipediahttps://en.wikipedia.org/wiki/Lithops
    Supports: Genus, family, native range, and common names
  2. Encyclopaedia Britannicahttps://www.britannica.com/plant/lithops
    Supports: Approximate species count, native range, camouflage, cultivation
  3. Merriam-Websterhttps://www.merriam-webster.com/dictionary/lithops
    Supports: Definition and morphology
  4. Royal Horticultural Societyhttps://www.rhs.org.uk/plants/25292/lithops/details
    Supports: Plant form and flowers
  5. NC State University Plant Toolboxhttps://plants.ces.ncsu.edu/plants/lithops/
    Supports: Greek name origin, habitat, species count, cultivation