Ipomoea heterotricha Didr., Vidensk. Meddel. Naturhist. Foren. KjØbenhavn 1854: 220

B. D., Williams, R. C., Francisco, B., Mewded, C. P., Oppong, C. B., Ayensu, C. W., Masinde, D. B., Chukwuma, A. G., Deresa, D. D., Yeboah, F., Rasaminirina, U. P., Igho-Osagie, M. J., Korir, K. B., Antwi-Boasiako, R. A., Mfodwo, A. S. M., Mutegeki, P., Atta-Adjei, P. K., Akomatey, S., Kumordzie, R., Borosova, C., Tang, A., Asase, G., Ameka & Simões, A. R. G., 2024, Advancing knowledge of West African morning glories: a taxonomic account of Ipomoea (Convolvulaceae) from Ghana, Rheedea 34 (5), pp. 397-429 : 414-415

13. Ipomoea heterotricha Didr., Vidensk. Meddel. Naturhist. Foren. KjØbenhavn 1854: 220 .

1854. Lectotype (designated by Mwanga-Mwanga,

Sosef & Simoes, 2022: 96): GUINEA, Mortensen s.n.

(C [C10004084]; isolecto C [C10004083]).

Annual herbs. Stems twining, terete, densely covered in hirsute, long, yellowish indumentum, associated with a layer of greyish, shorter, hairs. Leaves simple, ovate to subtriangular or cordate, 4–7.8 × 2.4–6.1 cm, base cordate to truncate, apex acute to acuminate, margin entire, densely yellowish pubescent above, with long silver dense hairs beneath; petiole 1.7–3.4 cm long, densely hirsute as the stem. Inflorescences capituliform, dense, enlarged by persistent, enlarged, bracteoles; peduncle 2.9–4.6 cm, yellowish hirsute as the stem; bracts several, oval-elliptic to narrowly oblong, 15–30 × 5–8 mm, pilose as the leaves, the external face long hirsute. Flower: sepals subequal, c. 9 mm long, shorter than the bracteoles, linear-lanceolate, apex acute, densely pubescent on both faces, strongly yellowish hirsute on the outside, as the bracts, towards the base, hirsute with silver hairs towards the apex; corolla funnel-shaped, white to pink with dark purple centre; stamens inserted, unequal, filaments 5–6 mm long, anther basifixed, ovoid, 1.8 mm long, sagittate at the base; ovary conical to ovoid, 2-locular, 5–6 mm long, glabrous; style filiform, 9–13 mm. Fruit ovoid, 5–6 mm, glabrous; seeds ovoid, 3–4 mm, black, finely yellow pubescent.

Flowering & fruiting: Flowers and fruits between December to February, based on examined specimens.

Habitat: Found in open or dense Combretum – Anogeissus leiocarpus woodland or deciduous woodland; in Ethiopia, it can be found at 550–600 m altitude but extended to 435–1200 m altitude range in other countries; it can also be found in the undergrowth, woodland edge, wet grassland, rivers, and near waterfalls ( GonÇalves, 1987).

Distribution: Angola, Burundi, West Africa except Liberia, Central African Rep., Chad, Congo, Ethiopia, Kenya, Malawi, Rwanda, Senegal, Sudan, Tanzania, Uganda, Zambia, Zaïre, and Zimbabwe ( POWO, 2024). In Ghana: Northern, Volta and Brong Ahafo regions ( Fig. 5 ).

Specimens examined: GHANA, Brong-Ahafo Region, between Wenchi and Sunyani , 06.02.1995, C. C. H . Jongkind 2028 ( GC); ibid., 05.12.1995, H. H . Schmidt, J. Amposah & A. Welsing 1919 ( GC); Eastern region, Mankrong, Kwahu , 23.12.1957, C .D. Adams 5066 (GC); Northern region: Larabang-Wa road, c. 2 km, 9 o 13’19’’N, 01 o 52’17’’W, 140 m, 01.12.1995, H. H . Schmidt, J. Amposah & A. Welsing 1888 (GC).

Conservation status: Not evaluated.

Figures

Fig. 5. DiStribution reCordS of I. heterotricha Didr.,I. argentaurata Hallier, I. delpierrei DeWild. and I. involucrata P.Beauv.in Ghana.