Calampelis D. Don, Edinb. Vines , subfrutescent, stems without anomalous vasculature, ridged and sulcate on drying, without pseudostipules or interpetiolar glands. Leaves opposite, bipinnatisect or tripinnatisect, a much branched tendril terminal on the leaf.
Inflorescences racemose, generally reduced to a few flowers.
E. scaber 1'. Section Eccremocarpus . E. huainaccapac 2'. Eccremocarpus huainaccapac Vargas, Bol. Vine , the stem with alternating ridges and canals, pilose with copious erect weak, mostly eglandular hairs of varying length to 2.5 mm.