Hoslundia

 ( Lamiaceae ) 

Hoslundia is a genus of flowering plant in the family Lamiaceae, first described in 1804. It contains only one known species, Hoslundia opposita. It is widespread across much of sub-Saharan Africa.Brunel, J.F., Hiepo, P. & Scholz, H. (eds.) (1984). Flore Analytique du Togo Phanérogames: 1-751. GTZ, EschbornJones, M. (1991). A checklist of Gambian plants: 1-33. Michael Jones, The Gambia College.Harris, D.J. (2002). The vascular plants of the Dzanga-Sangha Reserve, Central African Republic: 1-274. National Botanic Garden (Belgium), Meise.Calane da Silva, M., Izdine, S. & Amuse, A.B. (2004). A Preliminary Checklist of the Vascular Plants of Mozambique: 1-184. SABONET, Pretoria.Akoègninou, A., van der Burg, W.J. & van der Maesen, L.J.G. (eds.) (2006). Flore Analytique du Bénin: 1-1034. Backhuys Publishers.Thulin, M. (ed.) (2006). Flora of Somalia 3: 1-626. The Royal Botanic Gardens, Kew.Sosef, M.S.M. & al. (2006). Check-list des plantes vasculaires du Gabon. Scripta Botanica Belgica 35: 1-438.Catarino, L., Martins, E.S., Diniz, M.A. & Pinto-Basto, M.F. (2006). Check-list da flora vascular do parque natural das Lagos de Cufada (Guiné-Bissau). Garcia de Orta, Série de Botânica 17: 97-141.Figueiredo, E. & Smith, G.F. (2008). Plants of Angola. Strelitzia 22: 1-279. National Botanical Institute, Pretoria.Paton, A.J., Bramley, G., Ryding, O., Polhill, R., Harvey, Y., Iwarsson, M., Willis, F., Phillipson, P., Balkwill, K., Lukhoba, C., Otiend, D & Harley (2009). Lamiaceae (Labiatae). Flora of Tropical East Africa: 1-430.Lejoy, J., Ndjele, M.-B. & Geerinck, D. (2010). Catalogue-flore des plantes vasculaires des districts de Kisangani et de la Tshopo (RD Congo). Taxonomania. Revue de Taxonomie et de Nomenclature Botaniques 30: 1-307.Fischer, E., Rembold, K., Althof, A. & Obholzer, J. (2010). Annotated checklist of the vascular plants of Kakamega forest, Western province, Kenya. Journal of East African Natural History 99: 129-226.Morales, R. (2011). Les Labiadas (Lamiaceae) de Guinea Ecuatorial. Anales del Jardin Botanico de Madrid 68: 199-223.Paton, A.J., Bramley, G., Ryding, O., Polhill, R.M., Harvey, Y.B., Iwarsson, M., Otieno, D., Balkwill, K., Phillipson, P.B., Harley, R.M. & Willis, F. (2013). Flora Zambesiaca 8(8): 1-346. Royal Botanic Gardens, Kew.

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Description Spreading, erect or subscandent shrub-like perennial herb up to 3–4 m tall, often regenerating and flowering after fire. Stems and branches sharply 4-angled; branches opposite. Leaves with strong and rather unpleasant smell; petiolate, opposite or sometimes ternate, blade grey-green, ovate-lanceolate to ovate-elliptic, 35-70 x 18-25 mm; apex acute, base cuneate; velvety; margin serrate; petiole short. Flowers in terminal, rather lax panicles or racemes. Calyx 5-toothed, 4 mm long at flowering; teeth narrow, about 1 mm long; tube cylindric, becoming globose and fleshy in fruit. Corolla bilabiate, white or cream, 6–7 mm long; tube straight, subcylindric; upper lip short, erect, 1 mm long, 3-lobed; lower lip patent, a little longer. Fruit fleshy, ovoid, ribbed, bright orange when ripe; edible and are relished by birds.

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Distribution Widespread in tropical Africa — Senegal to Eritrea and Somalia, through Africa south to South Africa and Madagascar.

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