found: Clarke, P. The mountains of Kenya, 1989:t.p. (Henke Beentje)
found: Coe, M.J. A field guide to the Acacias of Kenya, 1991:CIP t.p. (Henk Beentje)
found: Lexicon palmarum, 1996:cover (H. Beentje)
found: Compositae, 1996:v. 1., t.p., (H.J. Beentje) v. 1, back flap (Henk J. Beentje; recently joined Royal Botanic Gardens staff)
found: Podostemaceae, 2005t.p. (H.J. Beentje)
found: Guide d'identification des arbres du Mali, 2016:title page (Henk Beentje)
found: Wikipedia, Seprember 6, 2016(Henk Jaap Beentje; Henk Jaap Beentje (born 1951, Bakkum) is a Dutch botanist; in 1978 he obtained a masters in biology at the University of Amsterdam; he obtained his Ph. D. at the Wageningen Agricultural University on the thesis A monograph on Strophanthus DC. (Apocynaceae); since 1975, Beentje has been active in Africa; between 1984 and 1989, he was a research fellow at the East African Herbarium, a herbarium that is part of the National Museums of Kenya in Kenya; since 1995, Beentje has been a researcher at the herbarium of the Royal Botanic Gardens, Kew; he is particularly engaged in research of mainly African species from the Composite and the Palm families; Beentje also serves as an editor of the publication series Flora of Tropical East Africa; he is a Fellow of the Linnean Society of London)