1. Beyenbach, J. (2018) Auf Pflanzensafari durch Kenia. Teil 3: Der Norden, von Isiolo nach Marsabit / Teil 4 und Schluss: Der Norden, Marsabit und Moyale. Avonia 36(3): 170–177, (4): 224–233, ills., map.
2. Dortort, F. (2018) Commiphoras, Cucurbits, Adenias and more – Kenya 2017. Cact. Succ. J. (US) 90(4): 238–257, ills. https://doi.org/10.2985/015.090.0403.
3. Grumbley, T. (1994) Notes on propagating two rare succulents. Ballya 1(2): 35.
4. Jeffrey, C. (1967) Cucurbitaceae. In: Milne-Redhead, E. & Polhill, R. M. (eds.): Flora of Tropical East Africa. London (GB): Crown Agents for Oversea Governments and Administrations.
5. Jeffrey, C. & Thulin, M. (1993) Cucurbitaceae. In: Thulin, M. (ed.): Flora of Somalia, 1: 216–240, ills., keys. Kew (GB): Royal Botanic Gardens.