# Hartmanthus

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Genus of succulents

Hartmanthus Hartmanthus pergamentaceus in ǀAi-ǀAis/Richtersveld Transfrontier Park Scientific classification Kingdom: Plantae Clade: Embryophytes Clade: Tracheophytes Clade: Spermatophytes Clade: Angiosperms Clade: Eudicots Order: Caryophyllales Family: Aizoaceae Subfamily: Ruschioideae Tribe: Ruschieae Genus: Hartmanthus S.A.Hammer Type species Hartmanthus pergamentaceus L. Bolus

***Hartmanthus*** is a genus of [subtropical](/source/Subtropical), succulent [flowering plants](/source/Flowering_plant) in the [family](/source/Family_(taxonomy)) [Aizoaceae](/source/Aizoaceae), [native](/source/Native_plant) to the lower [Orange River](/source/Orange_River) in [ǁKaras](/source/%C7%81Karas_Region), [Namibia](/source/Namibia) and [Northern Cape](/source/Northern_Cape), [South Africa](/source/South_Africa).

## Description

Plants grow as densely leaved [dwarf shrubs](/source/Dwarf_shrub). Their leaves are up to 70mm long, 15mm wide, and 20mm thick; they have a smooth, firm surface and remain attached for years after drying out. [Inflorescence](/source/Inflorescence) is in the form of 75-117 white to pink flowers 45-55mm in size; [internodes](/source/Internode_(botany)) are orange. Its seeds are egg-shaped, reddish-brown and are 0.9mm to 1mm in length.

## Taxonomy

Plants in *Hartmanthus* were placed in *[Delosperma](/source/Delosperma)* by Louisa Bolus and were separated in 1995.

## Species

- *[Hartmanthus hallii](https://en.wikipedia.org/w/index.php?title=Hartmanthus_hallii&action=edit&redlink=1)* (L. Bolus)

- *[Hartmanthus pergamentaceus](https://en.wikipedia.org/w/index.php?title=Hartmanthus_pergamentaceus&action=edit&redlink=1)* (L. Bolus)

## References

- [Hartmann, Heidrun](/source/Heidrun_Hartmann) (2017). *Illustrated Handbook of Succulent Plants:*Aizoaceae (2nd ed.). Springer. p. 667. [doi](/source/Doi_(identifier)):[10.1007/978-3-662-49260-4_68](https://doi.org/10.1007%2F978-3-662-49260-4_68). [ISBN](/source/ISBN_(identifier)) [978-3662492581](https://en.wikipedia.org/wiki/Special:BookSources/978-3662492581).

Taxon identifiers Hartmanthus Wikidata: Q1566663 Wikispecies: Hartmanthus CoL: 4TXR GBIF: 7329493 iNaturalist: 575256 IPNI: 986832-1 IRMNG: 1451595 NCBI: 1352153 Open Tree of Life: 5232281 POWO: urn:lsid:ipni.org:names:986832-1 Tropicos: 50334619 WFO: wfo-4000016988

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