Djinga cheekii Ghogue, Huber & Rutish., Nordic J. Bot. 31(4): 458 (2013)

Kuetegue, Felix, Sonke, Bonaventure & Ameka, Gabriel K., 2019, A checklist of rheophytes of Cameroon, PhytoKeys 121, pp. 81-131 : 81

3. Djinga cheekii Ghogue, Huber & Rutish., Nordic J. Bot. 31(4): 458 (2013)

Type.

Cameroon, near Manjo, 12 Jan 2011, J. P. Ghogue 2125 (YA, Z, ZT).

Specimens examined.

Littoral Province, Mantem River, near Manjo, on the Douala - Nkongsamba highway, 4°49'N, 9°46'E, 12 Jan 2011, J.-P. Ghogue 2126 and 2128 (K, YA, Z, ZT); Mbo River, Manjo (Manengole Village), 4°52'N, 9°51'E, 12 Dec 2004, R. Imaichi, Y. Kita and J.-P. Ghogue CMR35 (TNS, Z, ZT).

Habitat.

River rapids.

Distribution.

Cameroon (Fig. 25 ).

Conservation status in Cameroon.

Djinga cheekii is not listed on the http://www.iucnredlist.org. The taxon is known only from the type locality, Mantem River near Manjo. The extent of occurrence is estimated as 4 km2, and area of occupancy is about 4 km2. The main threat at the locality is agriculture. Based on this threat, and the continuous decline of vegetation cover in the area, extent and /or quality of habitat the taxon is here assessed as Critically Endangered. IUCN Red List Category: Critically Endangered CRB1+2ab (iii).

Figures

Figures 20 - 25. 20 Ixora inundata Hiern 21 Virectaria angustifolia (Hiern) Bremek 22 Virectaria salicoides (C. H. Wright) Bremek 23 Deinbollia angustifolia D. W. Thomas 24 Deinbollia saligna Keay 25 Podostemaceae distribution.