Rhinacanthus zambesiacus I. Darbysh.

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Photo: Bart Wursten
By road from Birchenough Bridge-Masvingo Rd to Lake Kyle Recreational Park entrance gate

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Synonyms:	Rhinacanthus communis sensu C.B. Clarke Rhinacanthus gracilis sensu auct. non Klotzsch Rhinacanthus rotundifolius sensu da Silva et al. non C.B. Clarke
Common names:
Frequency:
Status:	Native
Description:	Erect, sometimes straggling perennial herb, up to 90 cm tall, rarely taller, often much-branched at or near the base. Leaves opposite, narrowly to broadly ovate, 2-15 cm long, pubescent above and on the veins below; petiole up to 1.5 cm except for sessile uppermost leaves. Inflorescence often large, laxly branched, with capitate glands towards the top of the peduncles. Flowers white, cream or yellowish, sometimes tinged pink, with a long narrow tube, 20-30 mm long, pubescent and with capitate glands outside; upper lip small narrowly lanceolate; lower lip large, 3 lobed, often speckled dark purple towards the mouth. Capsule 14-18 mm long, pubescent with scattered capitate glands.
Notes:
Derivation of specific name:
Habitat:	In open miombo, mopane and riverine woodland.
Flowering time:
Worldwide distribution:	Botswana, Malawi, Mozambique, Zambia and Zimbabwe
Botswana distribution:	N
Growth form(s):
Endemic status:
Red data list status:
Insects associated with this species:
Spot characters:	Display spot characters for this species
Literature:	Chapano, C. & Mugarisanwa, N.H. (2003). Plants of the Matobo District National Herbarium and Botanic Garden, Zimbabwe Page 30. As Rhinacanthus gracilis var. gracilis Da Silva, M.C., Izidine, S. & Amude, A.B. (2004). A preliminary checklist of the vascular plants of Mozambique. Southern African Botanical Diversity Network Report No. 30 Sabonet, Pretoria Page 19. As Rhinacanthus rotundifolius Darbyshire, I. & Harris, T. (2006). Notes on the Genus Rhinacanthus (Acanthaceae) in Africa with a Synopsis of the R. nasutus- R. gracilis Complex and a Key to the African Members of the Genus Kew Bulletin 61(3) Pages 408 - 409. Darbyshire, I., Vollesen, K. & Kelbessa, E. (2015). Acanthaceae (Part 2) Flora Zambesiaca 8(6) Pages 225 - 228. (Includes a picture). Mapaura, A. & Timberlake, J. (eds) (2004). A checklist of Zimbabwean vascular plants Southern African Botanical Diversity Network Report No. 33 Sabonet, Pretoria and Harare Page 14. As Rhinacanthus gracilis var. gracilis Phiri, P.S.M. (2005). A Checklist of Zambian Vascular Plants Southern African Botanical Diversity Network Report No. 32 Page 19.

Other sources of information about Rhinacanthus zambesiacus:

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Flora of Malawi: Rhinacanthus zambesiacus
Flora of Mozambique: Rhinacanthus zambesiacus
Flora of Zambia: Rhinacanthus zambesiacus
Flora of Zimbabwe: Rhinacanthus zambesiacus

External websites:

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