Patrick Blanc and the tiny bright red flower of Hibiscus cf.allenii, South Luangwa NP, Zambia, Sept. 2017
Patrick Blanc approaching Ipomoea shirambensis flowering during the dry season, South Luangwa NP, Zambia, Sept. 2017
Patrick Blanc observing the flowers of the Asian Gmelina arborea, planted as a street tree, Lusaka, Zambia, Sept. 2017