# Physostigma

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Genus of plants

Physostigma Physostigma venenosum Scientific classification Kingdom: Plantae Clade: Embryophytes Clade: Tracheophytes Clade: Spermatophytes Clade: Angiosperms Clade: Eudicots Clade: Rosids Order: Fabales Family: Fabaceae Subfamily: Faboideae Clade: Millettioids Tribe: Phaseoleae Subtribe: Phaseolinae Genus: Physostigma Balf. (1861) Species[1] 5; see text

***Physostigma*** is a genus of [flowering plants](/source/Flowering_plant) in the family [Fabaceae](/source/Fabaceae).[2] It includes five species of erect or climbing herbs and subshrubs native to sub-Saharan Africa. They grow in tropical swamp and riverine vegetation and seasonally-dry forest, open woodland, and grassland in the [Guineo-Congolian](/source/Guineo-Congolian_region) and [Zambezian regions](/source/Zambezian_region).[1] The genus belongs to subfamily [Faboideae](/source/Faboideae).

Species in the genus include:[1]

- *[Physostigma coriaceum](https://en.wikipedia.org/w/index.php?title=Physostigma_coriaceum&action=edit&redlink=1)* Merxm.

- *[Physostigma cylindrospermum](https://en.wikipedia.org/w/index.php?title=Physostigma_cylindrospermum&action=edit&redlink=1)* (Welw. ex Baker) Holmes

- *[Physostigma laxius](https://en.wikipedia.org/w/index.php?title=Physostigma_laxius&action=edit&redlink=1)* Merxm.

- *[Physostigma mesoponticum](https://en.wikipedia.org/w/index.php?title=Physostigma_mesoponticum&action=edit&redlink=1)* Taub.

- *[Physostigma venenosum](/source/Physostigma_venenosum)* Balf.

## References

1. ^ [***a***](#cite_ref-powo_1-0) [***b***](#cite_ref-powo_1-1) [***c***](#cite_ref-powo_1-2) ["*Physostigma* Balf"](https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:23238-1). *[Plants of the World Online](/source/Plants_of_the_World_Online)*. The Trustees of the Royal Botanic Gardens, Kew. n.d. Retrieved 14 September 2023.

1. **[^](#cite_ref-2)** ["Physostigma"](http://www.worldfloraonline.org/taxon/wfo-4000029573). *World Flora Online*. The World Flora Online Consortium. n.d. Retrieved August 4, 2020.

Taxon identifiers Physostigma Wikidata: Q4348640 Wikispecies: Physostigma APDB: 193711 CoL: 6Q2X EoL: 76045 EPPO: 1PGSG FNA: 125353 GBIF: 2946858 GRIN: 9357 iNaturalist: 142430 IPNI: 23238-1 IRMNG: 1291886 ITIS: 500726 NCBI: 271806 Open Tree of Life: 120379 PLANTS: PHYSO4 POWO: urn:lsid:ipni.org:names:23238-1 Tropicos: 40008315 WFO: wfo-4000029573

This Phaseoleae-related article is a stub. You can help Wikipedia by adding missing information.

- [v](https://en.wikipedia.org/wiki/Template:Phaseoleae-stub)
- [t](/source/Template_talk%3APhaseoleae-stub)
- [e](https://en.wikipedia.org/wiki/Special:EditPage/Template:Phaseoleae-stub)

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