Cystostemon Balf. f.

VAUPELIA Brand

Martins, E.S. (1990) Boraginaceae Flora Zambesiaca 7(4)

Taton, A. (1971) Boraginaceae Flore du Congo du Rwanda et du Burundi Jardin Botanique National de Belgique

Description of the genus

Annual or perennial herbs or subshrubs. Leaves alternate, entire. Inflorescence usually a large panicle or, simple or few-flowered. Calyx 5-lobed, divided almost to the base, sometimes accrescent in fruit. Corolla tube short, cylindric or slightly funnel-shaped, without scales in throat; lobes 5, usually much longer than the tube. Ovary 4-lobed. Fruit of 1–4 nutlets attached to the flat gynobase only by the base.

Worldwide: 15 species, two confined to the Arabian Peninsula, the remainder in Angola, DR Congo, East Africa or Zambia.

Angola: 5 taxa.

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Links to taxa:     View: living plant images - herbarium specimen images - all images for this genus

SpeciesProvincesContent
hispidissimus (S.Moore) A.G.Mill. & Riedl subsp. hispidissimus  [End]HA,HI,NA
linearifolius E.S.Martins [End]HA
macranthera (Gürke) A.G.Mill. & Riedl [End]HA,HI
mechowii (Vaupel) A.G.Mill. & Riedl [End]MA
medusa (Baker) A.G.Mill. & Riedl [End]BE,CU,HI,NA

Other sources of information about Cystostemon:

Our websites:

Flora of the DRC: Cystostemon
Flora of Kenya: Cystostemon
Flora of Tanzania: Cystostemon
Flora of Zambia: Cystostemon

External websites:

African Plants: A Photo Guide (Senckenberg): Cystostemon
BHL (Biodiversity Heritage Library): Cystostemon
EOL (Encyclopedia of Life): Cystostemon
GBIF (Global Biodiversity Information Facility): Cystostemon
Google: Web - Images - Scholar
iNaturalist: Cystostemon
IPNI (International Plant Names Index): Cystostemon
JSTOR Plant Science: Cystostemon
Plants of the World Online: Cystostemon
Tropicos: Cystostemon
Wikipedia: Cystostemon

Copyright: The Angola flora team, 2026

The Angola flora team (2026). Flora of Angola: Genus page: Cystostemon.
https://www.angolaflora.com/speciesdata/genus.php?genus_id=1891, retrieved 13 November 2026

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