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Description: Annual or short-lived perennial herb. Stems up to 50 cm long, ascending or creeping and rooting at the lower nodes, hairless. Leaves opposite, linear to lanceolate or narrowly elliptic, 1 - 3.5 cm long, hairless. Flowers in a large, open, branched inflorescence up to 30 cm long. Corolla 7-9 mm long, 2-lipped, pale mauve with a white tube, unmarked; lower lip, shallowly 3-lobed with a few long hairs. Capsule 6-9 mm long, hairless.
Derivation of specific name:
Habitat: Occurring in riverbeds and on riverbanks.
Altitude range: (metres)
Worldwide distribution: Angola, Botswana, Cameroon, DRC, Zambia and Zimbabwe
Red data list status:
Insects associated with this species:
Display spot characters for this species
Setshogo, M.P. (2005). Preliminary checklist of the plants of Botswana. Sabonet Report no. 37. Sabonet, Pretoria and Gaborone Page 18.
Acanthaceae (Part 1) Vollesen, K. (2013). Flora Zambesiaca 8(5) Page 114. Comments
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Other sources of information about Hygrophila linearis: Our websites: Flora of Botswana
Hygrophila linearis Flora of Zambia
Hygrophila linearis External websites: African Plant Database
Hygrophila linearis Biodiversity Explorer
(Biodiversity of southern Africa):
Hygrophila linearis EOL
(Encyclopedia of Life):
Hygrophila linearis ePIC
(electronic Plant Information Center):
Hygrophila linearis Flora Zambesiaca
Hygrophila linearis Google
(Germplasm Resources Information Network) taxonomy for plants report for
Hygrophila linearis IPNI
(International Plant Names Index):
Hygrophila linearis Ispot Southern Africa
Hygrophila linearis JSTOR Plant Science
Hygrophila linearis Kew Herbarium catalogue
Hygrophila linearis Tropicos
Hygrophila linearis West African Plants database
Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2002-16
Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M.
Flora of Zimbabwe: Species information: Hygrophila linearis.
http://www.zimbabweflora.co.zw/speciesdata/species.php?species_id=153120, retrieved 30 September 2016
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