Afrosolen rivularis (Wanntorp) Goldblatt & J.C.Manning

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Afrosolen rivularis

Open dambo grassland
Lilayi Lodge
Jan 2020
Photo: Nick Wightman

Afrosolen rivularis

Open dambo grassland
Lilayi Lodge
Jan 2020
Photo: Nick Wightman

Afrosolen rivularis

Open dambo grassland
Lilayi Lodge
Jan 2020
Photo: Nick Wightman

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Synonyms: Lapeirousia rivularis Wanntorp
Psilosiphon rivularis (Wanntorp) Goldblatt & J.C.Manning
Common names:
Frequency: Locally frequent
Status: Native
Erect perennial 30-45 cm high, growing from a flat based corm c. 12-22 mm in diameter; foliage leaves 3-5, lower 2 more or less basal, channelled for at least half their length, reaching to about the base of the inflorescence, linear with midrib lightly raised, upper leaves subtending inflorescence branches; stem weakly compressed and 3-4 angled, usually laxly branched; inflorescence a rounded to elongate panicle; flowers zygomorphic, pale blue-mauve, lower 3 tepals each with a white to cream nectar guides outlined in deep-violet, sometimes with a median red streak; perianth tube 7-9 mm long, c. 1.3 mm wide at base and 3 mm wide at mouth; tepals subequal, (7)10-13 x 4-5 mm, lanceolate, dorsal tepal suberect to arching over the stamens, other directed forwards, lower 3 tepals nearly horizontal; capsules 4-5 mm long.
Type location:
Notes: Red Data list status: Widespread; not threatened
Derivation of specific name: rivularis: pertaining to wet places such as brooks, streams and marshes.
Habitat: Mostly in moist or wet localities (dambos or pan margins) but also in rocky grassland
Altitude range:
Flowering time:Dec - Jan
Worldwide distribution: Namibia north to Angola and Zambia
Zambian distribution (Flora Zambesiaca): B,W,C,S
Zambian distribution (Provinces): Nw,Lk,S
Growth form(s):
Endemic status:
Red data list status:
Insects associated with this species:
Spot characters: Display spot characters for this species
Content last updated: Wednesday 12 February 2020

Chapano, C. & Mugarisanwa, N.H. (2003). Plants of the Matobo District National Herbarium and Botanic Garden, Zimbabwe Page 23. As Lapeirousia rivularis

Goldblatt, P. (1990). Systematics of Lapeirousia (Iridaceae–Ixioideae) in Tropical Africa Annals of the Missouri Botanical Garden 77(3) Pages 448 - 451. As Lapeirousia rivularis (Includes a picture).

Goldblatt, P. (1993). Iridaceae Flora Zambesiaca 12(4) Pages 31 - 32. As Lapeirousia rivularis (Includes a picture).

Goldblatt, P. & Manning, J.C. (2015). Systematics and Biology of Lapeirousia, Codonorhiza, Psilosiphon and Schizorhiza in Southern Africa Strelitzia 35 South African National Biodiversity Institute, Pretoria Pages 119 - 121. As Psilosiphon rivularis

Goldblatt, P. & Manning, J.C. (2016). Nomenclatural adjustments in African plants 2 Bothalia 46(1) Page 4.

Phiri, P.S.M. (2005). A Checklist of Zambian Vascular Plants Southern African Botanical Diversity Network Report No. 32 Page 116. As Lapeirousia rivularis

Other sources of information about Afrosolen rivularis:

External websites:

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

Copyright: Mike Bingham, Annette Willemen, Bart Wursten, Petra Ballings and Mark Hyde, 2011-23

Bingham, M.G., Willemen, A., Wursten, B.T., Ballings, P. and Hyde, M.A. (2023). Flora of Zambia: Species information: Afrosolen rivularis., retrieved 28 November 2023

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